Led Driver Catalog

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  • 8/2/2019 Led Driver Catalog

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    LED Drivers

    Catalog

    For Video Signage and

    Portable Equipment

    2Q 2008

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    2 LED Drivers CatalogTexas Instruments 2Q 2008

    LED Drivers Catalog

    Texas Instruments (TI) has the broadest portfolio of high-performance products for todays LED design requirements

    TI's products support applications ranging from ultra-small portable displays to the largest lighting

    and display panels in the industry. As part of that, a range of evaluation modules and application

    notes helps during the design process, to get you to market faster.

    LED Signage Selection Guide

    Switch Over- Load-

    Number Quiescent Shutdown Switching Current Voltage Peak Disconnect

    VIN of Current Current Frequency Limit Protection Efficiency During

    Device (V) Type LEDs (typ) (mA) (typ) (A) (max) (kHz) (typ) (A) (V) Synchronous (%) Shutdown Package Price*

    TPS61029 0.9 to 6.5 Inductive 1 0.025 0.1 720 1.8 Yes Yes 96 Yes SON-10 1.50

    TPS61070 0.9 to 5.5 Inductive 1 0.019 0.05 1200 0.7 Yes 90 Yes SOT-6 0.80

    TPS61050/2 2.5 to 5.5 Inductive 1 8.5 0.3 2000 1.5 5.8 Yes 96 Yes SON-10/DSBGA-12 1.40

    TPS61080/1 2.5 to 6.0 Inductive 1 OLED or 7 6 1 1200 0.5/1.3 27 No 87 Yes QFN-10 1.35

    TPS61140 3 to 6 Inductive 1 OLED + 4 0.125 to 2 1.5 1200 0.7 28 No 85 Yes QFN-10 1.85

    TPS61160/1 2.7 to 18 Inductive 6/10 1.5 1 600 0.7 26/38 No 80 No SOT-6 1.00

    TPS61165 3 to 18 Inductive 10 1.5 1 1200 1.2 38 No 80 No SOT-6 1.45

    TPS62050 2.7 to 10 Capacitive 2 0.012 1.5 1000 1.4 Yes 95 No MSOP-10 1.85

    TPS63000 1.8 to 5.5 Inductive 1 0.04 0.01 1500 1.8 Yes 96 Yes QFN-10 0.80

    TCA6507 0 to 5.5 Linear 7 0.01 0.02 BGA-12/QFN-12 1.12

    LED Drivers for Portable Equipment Selection Guide

    *Suggested resale price in U.S. dollars in quantities of 1,000.

    Device Description Application

    TLC5916 8-channel x 120-mA LED driver with 8-bit global dimming Simple global dimming

    TLC5917 8-channel x 120-mA LED driver with 8-bit global dimming; LED short detection Simple global dimming and LED short detect

    TLC5923 16-channel x 80-mA LED driver with 7-bit dot correction per channel Channel-to-channel dimming

    TLC5924 16-channel x 80-mA LED driver with 7-bit dot correction and pre-charge FET for indoor signs Removes ghosting from multiplexed displays

    TLC5940 16-channel x 120-mA LED driver with 12-bit PWM with 6-bit dot correction and integrated EEPROM On-chip storage of DC values

    TLC5941 16-channel x 80-mA LED driver with 12-bit PWM with 6-bit dot correction Lower-cost TLC5941

    TLC5942 16-channel x 50-mA LED driver with 12-bit PWM with 7-bit dot correction Greater control over PWM and dot correction

    TLC5945 16-channel x 80-mA LED driver with 12-bit PWM with 6-bit dot correction; no channel delay High-speed video

    TLC59116 16-channel x 100-mA, 1-MHz I2

    C, 8-bit individual dimming, group dimming, group blinking I2

    C interface with group dimming and blinking

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    Texas Instruments 2Q 2008LED Drivers Catalog

    LED Signage

    8

    8

    88

    88

    SDI

    SD0

    LE(ED1)

    REXT

    VDD

    TLC5916

    CLK

    VLED . . .

    . . .

    . . .

    OE(ED2)

    OUT0 OUT6OUT1 OUT7

    I/O Regulator

    Output Driver and Error Detection

    ConfigurationLatches

    8-Bit OutputLatches

    8-Bit ShiftRegister

    Typical Block Diagram

    VLED Row-B

    Row-A

    OUT0 OUT0

    DCDATA

    OUT15 OUT15

    ... ... ...

    ... ... ...

    .. .

    MicroprocessorDSP, or FPGA

    TLC5924IC1

    TLC5924ICn

    .. ... .. ...

    Typical Block Diagram

    16-Channel LED Driver with 7-Bit DotCorrection and Pre-Charge FET

    TLC5924

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/sc/device/TLC5924

    Key Features

    16 constant-current output channels capable of sinking 0 to 80 mA

    Integrated pre-charge FETs to reduce multiplexing-related artifact

    charging stray board capacitance via controlled power path and n

    the LED

    Dot correction, 7 bit (128 steps), individually adjustable for each

    channel

    Channel-to-channel constant-current accuracy: 1% (typ)

    Fast switching output: tr/ tf = 10 ns (typ)

    CMOS level input/output

    Serial data transfer rate: 30 MHz VCC = 3.0 V to 5.5 V

    Outputs able to be paralleled for higher current

    Output current accuracy:

    Between channels: 1%

    Between ICs: 3%

    Operating temperature: 40C to 85C

    LED supply voltage up to 15 V

    Controlled in-rush current

    Applications

    Multiplexed indoor electronic signage

    Mono-color, multicolor, full-color LED display Display backlighting

    Multicolor LED lighting applications

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    8-Channel Constant-Current LEDSink Driver

    TLC5916/7

    Get samples and datasheets at: www.ti.com/sc/device/TLC5916 orwww.ti.com/sc/device/TLC5917

    Key Features

    Eight constant-current output channels capable of sinking 5 mA to

    120 mA

    Constant output current invariant to load voltage change

    Open-load, short-load and overtemperature detection

    256-step programmable global current gain

    Outputs able to be paralleled for higher current

    Output current accuracy:

    Between channels: 3% (max)

    Between ICs: 6% (max)

    Clock frequency: 30 MHz CMOS-level input/output

    LED supply voltage up to 17 V

    VDD = 3.3 V or 5 V

    Thermal shutdown for overtemperature protection

    Applications

    General LED lighting applications

    LED display systems

    LED signage

    Automotive LED lighting

    White goods

    Gaming machines/entertainment

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    http://www.ti.com/sc/device/TLC5924http://www.ti.com/sc/device/TLC5924http://www.ti.com/sc/device/TLC5916http://www.ti.com/sc/device/TLC5916http://www.ti.com/sc/device/TLC5917http://www.ti.com/sc/device/TLC5917http://www.ti.com/sc/device/TLC5924http://www.ti.com/sc/device/TLC5917http://www.ti.com/sc/device/TLC5916
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    4 LED Drivers CatalogTexas Instruments 2Q 2008

    LED Signage

    Dot-Correction

    Data Inside

    Dot-Correction

    Data Inside

    CC CCCC CC

    TLC5940IC1

    TLC5940ICn

    LED LEDLED LED

    Typical Application Diagram

    16-Channel LED Driver with 6-Bit DotCorrection and 12-Bit PWM Grayscale

    TLC5940

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/sc/device/TLC5940

    Key Features

    16 constant-current output channels capable of sinking 0 to 120 mA

    Grayscale PWM control: 12 bit (4096 steps)

    Dot correction, 6 bit (64 steps) storable in integrated EEPROM

    LED power supply voltage up to 17 V

    VCC = 3 V to 5.5 V

    Serial data interface

    Controlled in-rush current

    Data transfer rate: 30 MHz

    CMOS level input/output

    Error information: LOD: LED open detection

    TEF: Thermal error flag

    Outputs able to be paralleled for higher current

    Output current accuracy:

    Between channels: 1%

    Between ICs: 3%

    Applications

    Mono-color, multicolor, full-color LED displays

    LED signboards

    Display backlighting

    General, high-current LED drive

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    16-Channel LED Driver with 12-Bit PWMand 7-Bit Brightness Control

    TLC5942

    Get samples and datasheets at: www.ti.com/sc/device/TLC5942

    Key Features

    16 constant-current output channels capable of sinking 0 to 50 mA

    constant current

    Grayscale PWM control: 12 bit (4096 steps)

    Dot correction, seven bit (128 steps)

    LED power supply voltage up to 17 V

    VCC = 3 V to 5.5 V

    Dedicated port for grayscale and dot correction

    Output-current accuracy:

    Between channels: 1.5%

    Between ICs: 3%

    CMOS level input/output Data transfer rate: 30 MHz

    Continuous base LED open detect

    Thermal shutdown (TSD) automatic in high temperature condition

    and restart in normal temperature

    Noise reduction, four-channel grouped delay to prevent in-rush cur-

    rent

    Applications

    RGB LED video displays

    LED signboards

    Display backlighting

    D A T AS H E E T S

    PRO D UC

    T

    S

    AM P L

    ES

    GSSIN

    DCSIN

    IREF

    GSSOUT

    DCSOUT

    GNDVCC

    TLC5942

    ICn

    OUT0 OUT15

    VLED VLED. . .

    . . .GSDATA

    DCDATA

    GSSIN

    DCSIN

    IREF

    GSSOUT

    DCSOUT

    GNDVCC

    TLC5942

    IC1

    OUT0 OUT15

    VLED VLED

    Grayscale

    Controller(outside of

    LED module)

    Dot-CorrectionControllerData ROM

    (inside ofLED module)

    . . .

    . . .

    . . .

    . . .

    . . .

    Typical Application Diagram

    http://www.ti.com/sc/device/TLC5940http://www.ti.com/sc/device/TLC5940http://www.ti.com/sc/device/TLC5942http://www.ti.com/sc/device/TLC5942http://www.ti.com/sc/device/TLC5942http://www.ti.com/sc/device/TLC5940
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    Texas Instruments 2Q 2008LED Drivers Catalog

    LED Signage

    R

    RESET

    GVCC

    VLED

    . . .

    . . .

    . . .

    I C Control2

    Brightness

    Dimming

    TLC59116

    Blinking

    Address

    I C2

    Typical Block Diagram

    LED Driver with 6-Bit Dot Correction,12-Bit PWM Grayscale and No Delay

    TLC5945

    Get samples and datasheets at: www.ti.com/sc/device/TLC5945

    Key Features

    16 constant-current output channels capable of sinking 0 to 80 mA

    Grayscale PWM control: 12 bit (4096 steps)

    Dot correction, 6 bit (64 steps)

    No grouped delay for in-rush current reduction facilitates quicker

    refresh rates for fast video

    LED power supply voltage up to 17 V

    VCC = 3 V to 5.5 V

    Serial data interface

    Data transfer rate: 30 MHz

    CMOS level input/output

    Error information LOD: LED open detection

    TEF: Thermal error flag

    Outputs able to be paralleled for higher current

    Output current accuracy:

    Between channels: 1%

    Between ICs: 3%

    Applications

    Mono-color, multicolor, full-color LED displays

    LED signboards

    Display backlighting

    General, high-current LED drive

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    TLC5945ICn

    CC CCCC CC

    TLC5945

    IC1

    LED LEDLED LED

    Typical Block Diagram

    16-Channel LED Driver with Fast ModeI2C Interface

    TLC59116

    Get samples and datasheets at: www.ti.com/sc/device/TLC59116

    Key Features

    16-channel constant-current sink: 10 mA to 100 mA

    8-bit linear programmable brightness per LED output

    8-bit group brightness control allows general dimming

    8-bit group blinking

    Up to 14 possible hardware-adjustable individual I2C-bus address

    Open-load/overtemperature detection of individual LED

    LED supply voltage up to 17 V

    25-MHz internal oscillator requires no external components

    1-MHz fast mode plus compatible I2C-bus interface with 30-mA h

    drive capability on SDA output for driving high-capacitive buses

    Supply voltage: 3.3 V or 5 V Outputs able to be paralleled for higher current

    Applications

    Mono-color, multicolor, full-color LED displays

    LED signboards

    Gaming and amusement

    Pachinko machines

    D A T AS H E E T S

    PRO D UC

    T

    S

    AM P L

    ES

    http://www.ti.com/sc/device/TLC5945http://www.ti.com/sc/device/TLC5945http://www.ti.com/sc/device/TLC59116http://www.ti.com/sc/device/TLC59116http://www.ti.com/sc/device/TLC59116http://www.ti.com/sc/device/TLC5945
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    6 LED Drivers CatalogTexas Instruments 2Q 2008

    Portable LED

    600-mA LED Driver with Ultra-LowStandby Current

    TPS61070/1

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/sc/device/TPS61070 or www.ti.com/sc/device/TPS61071

    Key Features

    Input voltage range: 0.9 V to 5.5 V

    75 mA at 3.3-V VOUT and 0.9 V VIN 600-mA switch current limit

    Up to 90% efficient over wide load range

    Quiescent current 19 A (typ)

    Load disconnect during shutdown

    Adjustable output voltage up to 5.5 V

    1.2-MHz switching frequency, synchronous

    Packaging: 3x3x1-mm TSOT-23

    Applications

    White-LED torch/flash for cell phones, smartphones and PDAs

    Portable medical LCD backlight

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    VIN

    L1

    R1

    D1C2

    C1

    SW

    VBAT

    VOUT

    FBEN

    GND

    TPS61070

    Typical Application Diagram

    C1

    L1TPS61029

    C2

    R1

    D1

    C3

    4.7 H

    Input3.3 V

    PS

    GND

    VBAT

    LBI

    EN

    SW VOUT

    FB

    LBO

    PGND

    Typical Application Diagram

    1.5-A, 96%-Efficient Synchronous BoostLED Driver

    TPS61029

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/sc/device/TPS61029

    Key Features

    Input voltage range: 0.9 V to 5.5 V

    Switch current limit: 1.8 A (typ)

    Up to 96% efficiency, PFM power-save mode

    Quiescent current: 25 A (typ)

    Shutdown: 0.1 A

    Low EMI-converter (integrated anti-ringing switch)

    LDO down-mode

    Low-battery comparator

    Load disconnect during shutdown

    Packaging: 3x3-mm QFN-10

    Applications

    1- to 3-cell alkaline/NiMH or 1-cell Li-Ion-powered white-LED

    applications

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    http://www.ti.com/sc/device/TPS61070http://www.ti.com/sc/device/TPS61070http://www.ti.com/sc/device/TPS61071http://www.ti.com/sc/device/TPS61071http://www.ti.com/sc/device/TPS61029http://www.ti.com/sc/device/TPS61029http://www.ti.com/sc/device/TPS61071http://www.ti.com/sc/device/TPS61070http://www.ti.com/sc/device/TPS61029
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    Texas Instruments 2Q 2008LED Drivers Catalog

    Portable LED

    27-V, 1.6-A Switch Boost Converterwith Input-to-Output Isolation for OLED

    TPS61080/1

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/sc/device/TPS61080 or www.ti.com/sc/device/TPS6108

    Key Features

    Input voltage range: 2.5 V to 6 V

    Boost voltage up to 27 V

    Integrated current switch:

    0.7 A (TPS61080)

    1.6 A (TPS61081)

    Selectable fixed switching frequency: 1.2 MHz/600 kHz

    Built-in power diode

    Input-to-output isolation

    Short-circuit protection

    Programmable soft start Overvoltage protection

    Efficiency up to 85%

    Packaging: 10-pin, 3x3-mm QFN

    Applications

    White-LED backlight for media form-factor display

    OLED power supply

    xDSL applications

    TFT-LCD bias supply

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    24 V/120

    C14.7 F

    C2120 pF

    C34.7 F

    R1555.8 k

    R230 k

    C47 nF

    S

    R3100

    V 5 VIN

    L14.7 H

    VIN SW

    EN

    L

    OUT

    FSW

    SS FB

    GND PGND

    TPS61081

    Typical Application Diagram

    1.2-A High-Power Flash Light Driverwith I2C or GPIO Interface

    TPS61050/2

    Get samples, datasheets and evaluation modules at:www.ti.com/sc/device/TPS61050 or www.ti.com/sc/device/TPS61052

    Key Features

    Total solution circuit area

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    8 LED Drivers CatalogTexas Instruments 2Q 2008

    Portable LED

    Dual-Output, Single-Inductor LED Driver

    TPS61150A

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/sc/device/TPS61150A

    Key Features Input voltage range: 3 V to 6 V

    Two outputs each up to 27 V

    Integrated switch: 700 mA

    Fixed PWM frequency: 1.2 MHz

    PWM dimming frequency up to 30 kHz

    Individual channel-programmable output current

    Input-to-output isolation

    Built-in power diode

    Built-in soft start

    Overvoltage protection

    Efficiency up to 83%

    Packaging: 10-pin, 3x3-mm QFN

    Applications

    Sub and main display backlight in clamshell phones

    Display and keypad backlight

    Drive up to 14 WLEDs in two strings

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS H E E T S

    PRO D UC

    T

    S

    AM P L

    ES

    L110 H

    R1 R2

    VIN

    C11 F

    EN/PWMDimming

    C1 F

    2

    VINSW

    TPS61150A

    GND

    SEL2

    SEL1

    ISET1

    IFB1

    IFB2ISET2

    IOUT

    Typical Application Diagram

    Dual-Output, Single-Inductor OLEDand LED Driver

    TPS61140

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/sc/device/TPS61140

    Key Features

    Input voltage range: 3 V to 6 V

    Two outputs each up to 27 V

    Integrated current switch: 700 mA

    Built-in power diode

    1.2-MHz pulse-width modulation (PWM) for white LED

    Pulse-frequency modulation (PFM) for OLED supply

    Individually programmable output current

    Input-to-output isolation

    Short-circuit protection

    Built-in soft start Overvoltage protection

    Efficiency up to 82%

    PWM dimming frequency up to 30 kHz

    Packaging: 10-pin, 3x3-mm QFN

    Applications

    Clamshell phone with OLED/LCD screen

    Single OLED displays and status LEDs

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    2.5-V to6-V Input

    C11.0 F

    R1

    R3

    C31.0 F

    R2

    C24.7 F

    OLED

    L110 H

    TPS61140

    GND

    IOUTVIN

    VOUT

    SELI

    SELV VFB

    ISETIFB

    SW

    Typical Application Diagram

    http://www.ti.com/sc/device/TPS61150Ahttp://www.ti.com/sc/device/TPS61150Ahttp://www.ti.com/sc/device/TPS61140http://www.ti.com/sc/device/TPS61140http://www.ti.com/sc/device/TPS61150Ahttp://www.ti.com/sc/device/TPS61140
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    Texas Instruments 2Q 2008LED Drivers Catalog

    Portable LED

    38-V High-Power Driver withHigh-Speed Dimming

    TPS61165

    Get samples, datasheets and evaluation modules at:www.ti.com/sc/device/TPS61165

    Key Features

    Input voltage range: 3 V to 18 V

    Max boost voltage protection: 38 V for 10 LEDs

    Switch current limit: 1.2 A

    No audible noise during brightness control

    Brightness control: 32-step digital or 10-kHz to 100-kHz PWM

    Built-in soft start

    Reference voltage: 200 mV with 2% accuracy

    Packaging: 6-pin, 2x2-mm QFN with thermal pad

    Applications Driving high-brightness LEDs

    3 x 350 mA in series from 5 VIN 7 x 350 mA in series from 12 VIN

    Medium-panel-size backlighting

    Torch light

    Accent lights

    General illumination

    EVALUATION

    M O D U L E

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    D1

    27 LEDs3s9p

    10 H

    C1 C2

    C3

    DimmingControl

    VIN

    VIN

    CTRL

    COMP

    SW

    FB

    GND

    TPS61165

    . . .

    . . .

    . . .

    . . .

    . . .

    RSET

    Typical Application Diagram

    38-V White-LED Driver withDigital or PWM Dimming

    TPS61160/1

    Get samples, datasheets and evaluation modules at:www.ti.com/sc/device/TPS61160 or www.ti.com/sc/device/TPS61161

    Key Features

    Input voltage range: 2.7 V to 18 V

    Max boost voltage protection:

    26 V for 6 LEDs (TPS61160)

    38 V for 10 LEDs (TPS61161)

    Switch current limit: 700 mA

    PWM brightness control: 32-step digital or 10 kHz to 100 kHz

    Reference voltage: 200 mV with 2% accuracy

    Built-in soft start

    Packaging: 6-pin, 2x2-mm QFN with thermal pad

    Applications

    Small to medium size screens up to 4 inches

    Cellular phones

    PDAs, handheld computers

    GPS receivers

    White-LED backlighting for media form-factor display

    EVALUATION

    M O D U L E

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    D1

    20 mA

    L110 H

    C11.0 F

    C21.0 F

    C3220 nF

    R

    10SET

    On/OffDimming

    Control

    V 3 V to 18 VIN

    VIN

    CTRL

    COMP

    SW

    FB

    GND

    TPS61161

    Typical Application Diagram

    http://www.ti.com/sc/device/TPS61165http://www.ti.com/sc/device/TPS61165http://www.ti.com/sc/device/TPS61160http://www.ti.com/sc/device/TPS61160http://www.ti.com/sc/device/TPS61161http://www.ti.com/sc/device/TPS61161http://www.ti.com/sc/device/TPS61165http://www.ti.com/sc/device/TPS61161http://www.ti.com/sc/device/TPS61160
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    10 LED Drivers CatalogTexas Instruments 2Q 2008

    Portable LED

    10-V VIN, 800-mA Step-Down LED Driverfor Two-Cell Li-Ion Applications

    TPS62050

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/sc/device/TPS62050

    Key Features

    Input voltage range: 2.7 V to 10 V

    Output current up to 800 mA

    Drives one or two high-brightness LEDs in series

    95% efficiency (max)

    PFM power-save mode for light loads

    850-kHz (typ) operation, synchronizable to external clock

    up to 1.2 MHz

    Forced-PWM mode available

    Power Good and low-battery detect

    Soft start limits in-rush current Low-battery indicator

    Applications

    3- to 6-cell alkaline LED lamps

    1- to 2-cell Li-Ion LED lamps

    9-V wall adapter LED lamps

    Torch lights

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    L1

    10 HVBAT

    TPS62050VIN

    9SW

    1

    EN5

    FB8

    LBI4

    PG6

    SYNC2

    LBO7

    GND10

    PGND

    C1

    C2

    R1

    V = 0.5 VFBPGND3

    Typical Block Diagram

    7-Channel, SMBus LED Driver with I2CIntensity Control

    TCA6507

    Get samples and datasheets at: www.ti.com/sc/device/TCA6507

    Key Features

    Seven LED driver outputs

    Widely programmable blink rates, fade-on and fade-off rates and

    maximum intensity

    Open-drain outputs directly drive LEDs to 40 mA (max)

    Can be configured into two independent banks of LED drivers

    LED intensity set using pulse-width modulation (PWM)

    Outputs not used as LED drivers can be used as general-purpose

    open-drain outputs

    Maximum intensity control (16 steps) from fully-off to fully-on states

    Smooth transition with 256 intensity levels during fade-on or fade-off

    Operating power-supply voltage range: 1.65 V to 3.6 V Schmitt trigger action allows slow input transition and better

    switching noise immunity at the inputs

    Vhys = 0.18 V typ at 1.8 V

    Vhys = 0.25 V typ at 2.5 V

    Vhys = 0.33 V typ at 3.3 V

    Open-drain outputs: 5.5 V tolerant

    Low standby current with shutdown capability for additional

    power savings

    Internal power-on reset

    Internal oscillator requires no external components

    Applications

    Fun lights

    Indicator lights

    D A T AS H E E T S

    PRO D UC

    T

    S

    AM P L

    ES

    10 k10 k

    5 V

    P0

    P1

    P2

    TCA6507

    SDA

    SCL

    GND

    EN

    VCCVCC

    VCC

    VCC(1.8 V)

    P3

    P4

    P5

    P6

    GND

    SDA

    SCL

    MasterController

    EN

    GeneralPurpose

    Logic

    Typical Block Diagram

    http://www.ti.com/sc/device/TPS62050http://www.ti.com/sc/device/TPS62050http://www.ti.com/sc/device/TCA6507http://www.ti.com/sc/device/TCA6507http://www.ti.com/sc/device/TCA6507http://www.ti.com/sc/device/TPS62050
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    Texas Instruments 2Q 2008LED Drivers Catalog

    Portable LED

    96%-Efficient Buck/Boost LED Driver

    TPS63000

    Get samples, datasheets, app reports and evaluation modules at:www.ti.com/TPS63000

    Key Features Automatic transition between step-down and boost mode

    Input voltage: 1.8 to 5.5 V

    Output voltage: 1.2 to 5.5 V

    Output current switch: 1.8 A

    Up to 1200-mA output current in buck configuration at 3.3 V

    Up to 800-mA output current in boost configuration at 3.3 V

    Efficiency: 96% over wide VIN range (max)

    Device quiescent current less than 25 A

    Smallest solution size, requires only 2.2-H inductor

    Packaging: 3x3-mm QFN

    Applications

    2-cell and 3-cell alkaline, NiCd or NiMH or single-cell Li-Ion battery-

    powered LED equipment

    EVALUATION

    M O D U L E

    AP PR EP OR T

    D A T AS HE E T S

    PRO D UC

    T

    S

    AM P L

    ES

    +

    TPS63000DRC

    L1 L24

    VIN VOUT5

    VINA PGND8

    Sync/PS FB7

    EN GND

    C3

    S1

    GND

    PwPd

    6

    L12.2 H

    2

    1

    3

    10

    11

    9

    C2D1

    R1

    Typical Application Diagram

    TI Worldwide Technical Support

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    I M P O R T A N T N O T I C E

    T e x a s I n s t r u m e n t s I n c o r p o r a t e d a n d i t s s u b s i d i a r i e s ( T I ) r e s e r v e t h e r i g h t t o m a k e c o r r e c t i o n s , m o d i f i c a t i o n s , e n h a n c e m e n t s , i m p r o v e m e n t s , a n d o t h e r c h a n g e s t o i t s p r o d u c t s a n d s e r v i c e s a t a n y t i m e a n d t o d i s c o n t i n u e a n y p r o d u c t o r s e r v i c e w i t h o u t n o t i c e . C u s t o m e r s s h o u l do b t a i n t h e l a t e s t r e l e v a n t i n f o r m a t i o n b e f o r e p l a c i n g o r d e r s a n d s h o u l d v e r i f y t h a t s u c h i n f o r m a t i o n i s c u r r e n t a n d c o m p l e t e . A l l p r o d u c t s a r e s o l d s u b j e c t t o T I s t e r m s a n d c o n d i t i o n s o f s a l e s u p p l i e d a t t h e t i m e o f o r d e r a c k n o w l e d g m e n t .

    T I w a r r a n t s p e r f o r m a n c e o f i t s h a r d w a r e p r o d u c t s t o t h e s p e c i f i c a t i o n s a p p l i c a b l e a t t h e t i m e o f s a l e i n a c c o r d a n c e w i t h T I s s t a n d a r d

    w a r r a n t y . T e s t i n g a n d o t h e r q u a l i t y c o n t r o l t e c h n i q u e s a r e u s e d t o t h e e x t e n t T I d e e m s n e c e s s a r y t o s u p p o r t t h i s w a r r a n t y . E x c e p t w h e r e m a n d a t e d b y g o v e r n m e n t r e q u i r e m e n t s , t e s t i n g o f a l l p a r a m e t e r s o f e a c h p r o d u c t i s n o t n e c e s s a r i l y p e r f o r m e d .

    T I a s s u m e s n o l i a b i l i t y f o r a p p l i c a t i o n s a s s i s t a n c e o r c u s t o m e r p r o d u c t d e s i g n . C u s t o m e r s a r e r e s p o n s i b l e f o r t h e i r p r o d u c t s a n d a p p l i c a t i o n s u s i n g T I c o m p o n e n t s . T o m i n i m i z e t h e r i s k s a s s o c i a t e d w i t h c u s t o m e r p r o d u c t s a n d a p p l i c a t i o n s , c u s t o m e r s s h o u l d p r o v i d e a d e q u a t e d e s i g n a n d o p e r a t i n g s a f e g u a r d s .

    T I d o e s n o t w a r r a n t o r r e p r e s e n t t h a t a n y l i c e n s e , e i t h e r e x p r e s s o r i m p l i e d , i s g r a n t e d u n d e r a n y T I p a t e n t r i g h t , c o p y r i g h t , m a s k w o r k r i g h t , o r o t h e r T I i n t e l l e c t u a l p r o p e r t y r i g h t r e l a t i n g t o a n y c o m b i n a t i o n , m a c h i n e , o r p r o c e s s i n w h i c h T I p r o d u c t s o r s e r v i c e s a r e u s e d . I n f o r m a t i o np u b l i s h e d b y T I r e g a r d i n g t h i r d - p a r t y p r o d u c t s o r s e r v i c e s d o e s n o t c o n s t i t u t e a l i c e n s e f r o m T I t o u s e s u c h p r o d u c t s o r s e r v i c e s o r a w a r r a n t y o r e n d o r s e m e n t t h e r e o f . U s e o f s u c h i n f o r m a t i o n m a y r e q u i r e a l i c e n s e f r o m a t h i r d p a r t y u n d e r t h e p a t e n t s o r o t h e r i n t e l l e c t u a l p r o p e r t y o f t h e t h i r d p a r t y , o r a l i c e n s e f r o m T I u n d e r t h e p a t e n t s o r o t h e r i n t e l l e c t u a l p r o p e r t y o f T I .

    R e p r o d u c t i o n o f T I i n f o r m a t i o n i n T I d a t a b o o k s o r d a t a s h e e t s i s p e r m i s s i b l e o n l y i f r e p r o d u c t i o n i s w i t h o u t a l t e r a t i o n a n d i s a c c o m p a n i e d b y a l l a s s o c i a t e d w a r r a n t i e s , c o n d i t i o n s , l i m i t a t i o n s , a n d n o t i c e s . R e p r o d u c t i o n o f t h i s i n f o r m a t i o n w i t h a l t e r a t i o n i s a n u n f a i r a n d d e c e p t i v e b u s i n e s s p r a c t i c e . T I i s n o t r e s p o n s i b l e o r l i a b l e f o r s u c h a l t e r e d d o c u m e n t a t i o n . I n f o r m a t i o n o f t h i r d p a r t i e s m a y b e s u b j e c t t o a d d i t i o n a l r e s t r i c t i o n s .

    R e s a l e o f T I p r o d u c t s o r s e r v i c e s w i t h s t a t e m e n t s d i f f e r e n t f r o m o r b e y o n d t h e p a r a m e t e r s s t a t e d b y T I f o r t h a t p r o d u c t o r s e r v i c e v o i d s a l l

    e x p r e s s a n d a n y i m p l i e d w a r r a n t i e s f o r t h e a s s o c i a t e d T I p r o d u c t o r s e r v i c e a n d i s a n u n f a i r a n d d e c e p t i v e b u s i n e s s p r a c t i c e . T I i s n o t r e s p o n s i b l e o r l i a b l e f o r a n y s u c h s t a t e m e n t s .

    T I p r o d u c t s a r e n o t a u t h o r i z e d f o r u s e i n s a f e t y - c r i t i c a l a p p l i c a t i o n s ( s u c h a s l i f e s u p p o r t ) w h e r e a f a i l u r e o f t h e T I p r o d u c t w o u l d r e a s o n a b l y b e e x p e c t e d t o c a u s e s e v e r e p e r s o n a l i n j u r y o r d e a t h , u n l e s s o f f i c e r s o f t h e p a r t i e s h a v e e x e c u t e d a n a g r e e m e n t s p e c i f i c a l l y g o v e r n i n g s u c h u s e . B u y e r s r e p r e s e n t t h a t t h e y h a v e a l l n e c e s s a r y e x p e r t i s e i n t h e s a f e t y a n d r e g u l a t o r y r a m i f i c a t i o n s o f t h e i r a p p l i c a t i o n s , a n d a c k n o w l e d g e a n d a g r e e t h a t t h e y a r e s o l e l y r e s p o n s i b l e f o r a l l l e g a l , r e g u l a t o r y a n d s a f e t y - r e l a t e d r e q u i r e m e n t s c o n c e r n i n g t h e i r p r o d u c t s a n d a n y u s e o f T I p r o d u c t s i n s u c h s a f e t y - c r i t i c a l a p p l i c a t i o n s , n o t w i t h s t a n d i n g a n y a p p l i c a t i o n s - r e l a t e d i n f o r m a t i o n o r s u p p o r t t h a t m a y b e p r o v i d e d b y T I . F u r t h e r , B u y e r s m u s t f u l l y i n d e m n i f y T I a n d i t s r e p r e s e n t a t i v e s a g a i n s t a n y d a m a g e s a r i s i n g o u t o f t h e u s e o f T I p r o d u c t s i n s u c h s a f e t y - c r i t i c a l a p p l i c a t i o n s .

    T I p r o d u c t s a r e n e i t h e r d e s i g n e d n o r i n t e n d e d f o r u s e i n m i l i t a r y / a e r o s p a c e a p p l i c a t i o n s o r e n v i r o n m e n t s u n l e s s t h e T I p r o d u c t s a r e s p e c i f i c a l l y d e s i g n a t e d b y T I a s m i l i t a r y - g r a d e o r " e n h a n c e d p l a s t i c . " O n l y p r o d u c t s d e s i g n a t e d b y T I a s m i l i t a r y - g r a d e m e e t m i l i t a r y s p e c i f i c a t i o n s . B u y e r s a c k n o w l e d g e a n d a g r e e t h a t a n y s u c h u s e o f T I p r o d u c t s w h i c h T I h a s n o t d e s i g n a t e d a s m i l i t a r y - g r a d e i s s o l e l y a t t h e B u y e r ' s r i s k , a n d t h a t t h e y a r e s o l e l y r e s p o n s i b l e f o r c o m p l i a n c e w i t h a l l l e g a l a n d r e g u l a t o r y r e q u i r e m e n t s i n c o n n e c t i o n w i t h s u c h u s e .

    T I p r o d u c t s a r e n e i t h e r d e s i g n e d n o r i n t e n d e d f o r u s e i n a u t o m o t i v e a p p l i c a t i o n s o r e n v i r o n m e n t s u n l e s s t h e s p e c i f i c T I p r o d u c t s a r e d e s i g n a t e d b y T I a s c o m p l i a n t w i t h I S O / T S 1 6 9 4 9 r e q u i r e m e n t s . B u y e r s a c k n o w l e d g e a n d a g r e e t h a t , i f t h e y u s e a n y n o n - d e s i g n a t e d p r o d u c t s i n a u t o m o t i v e a p p l i c a t i o n s , T I w i l l n o t b e r e s p o n s i b l e f o r a n y f a i l u r e t o m e e t s u c h r e q u i r e m e n t s .

    F o l l o w i n g a r e U R L s w h e r e y o u c a n o b t a i n i n f o r m a t i o n o n o t h e r T e x a s I n s t r u m e n t s p r o d u c t s a n d a p p l i c a t i o n s o l u t i o n s :

    P r o d u c t s A p p l i c a t i o n s A m p l i f i e r s a m p l i f i e r . t i . c o m A u d i o w w w . t i . c o m / a u d i o D a t a C o n v e r t e r s d a t a c o n v e r t e r . t i . c o m A u t o m o t i v e w w w . t i . c o m / a u t o m o t i v e D S P d s p . t i . c o m B r o a d b a n d w w w . t i . c o m / b r o a d b a n d C l o c k s a n d T i m e r s w w w . t i . c o m / c l o c k s D i g i t a l C o n t r o l w w w . t i . c o m / d i g i t a l c o n t r o l I n t e r f a c e i n t e r f a c e . t i . c o m M e d i c a l w w w . t i . c o m / m e d i c a l L o g i c l o g i c . t i . c o m M i l i t a r y w w w . t i . c o m / m i l i t a r y P o w e r M g m t p o w e r . t i . c o m O p t i c a l N e t w o r k i n g w w w . t i . c o m / o p t i c a l n e t w o r k M i c r o c o n t r o l l e r s m i c r o c o n t r o l l e r . t i . c o m S e c u r i t y w w w . t i . c o m / s e c u r i t y R F I D w w w . t i - r f i d . c o m T e l e p h o n y w w w . t i . c o m / t e l e p h o n y R F / I F a n d Z i g B e e S o l u t i o n s w w w . t i . c o m / l p r f V i d e o & I m a g i n g w w w . t i . c o m / v i d e o

    W i r e l e s s w w w . t i . c o m / w i r e l e s s

    M a i l i n g A d d r e s s : T e x a s I n s t r u m e n t s , P o s t O f f i c e B o x 6 5 5 3 0 3 , D a l l a s , T e x a s 7 5 2 6 5 C o p y r i g h t 2 0 0 8 , T e x a s I n s t r u m e n t s I n c o r p o r a t e d

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