Power ManagementNew Products – October 2012 – Sales & FAEs
Download the latest version on Exar’s MyExarComments and/or questions to [email protected] 2012-10-18
2
EXAR CONFIDENTIAL POWER MANAGEMENT
Compatible: …
XRP6670
• Guaranteed 3A Output Current– Input Voltage: 2.6V to 5.5V
• PWM Current Mode Control– 300kHz-2MHz Prog. Frequency– 100% Duty Cycle LDO Mode
• Adjustable Output Voltage Range– As Low as 0.8V with ±2% Accuracy
• 460µA Quiescent Current
• Enable and Power Good Functions
• Soft Start, Short Circuit, Over Current and
Over Temp. Protections
• Green 3x3 10-pin DFN Package
3A 300kHz- 2MHz Synchronous PWM Step Down Regulator
High efficiency synchronous step down DC to DC converter capable of delivering up to 3Amps of current with an externally programmable operating frequency up to 2MHz.
• Generic Point of Loads• Audio-Video Equipment• Portable Equipment• Industrial and Medical Equipment
4.6 x 2.3
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Development
3
EXAR CONFIDENTIAL POWER MANAGEMENT
Datasheet: Preliminary
Samples: Nov. 2012
Evaluation Board: Nov 2012
XRP6670 - Performance3A 300kHz- 2MHz Synchronous PWM Step Down Regulator
http://www.exar.com/Common/Content/ProductDetails.aspx?ID=XRP6670
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Development
4
EXAR CONFIDENTIAL POWER MANAGEMENT
Compatible: MP2359(1.2A), MP28367(1A), MP2357(0.5A), MP2259 (1A), MP29368 (1.2A), RT8259, RT8258, LMR2010X
XRP7659
• 1.5A Point-of-Load Step Down Regulator
• 4.5V to 18V Wide Input Voltage Range– Down to 0.81V Output Voltage Conversion
• PWM Current Mode Control– 1.4MHz Constant Operations– Up to 92% Efficiency
• Fast Transient Response
• Enable Pin VIN Capable
• Built-in 2ms Soft Start
• Over-Current, Thermal and UVLO Protection
• “Green” 6-Pin SOT23 Package
1.5A 18V Non Sync. Step Down Regulator
Non synchronous current mode PWM step down regulator capable of up to 1.5Amp output current. 1.4MHz constant operations and SOT23 package reduce solution size and optimize performance. Operates on single 5V, 9.6V and 12V power rails.
• Distributed Power Architecture• Point of Load Converters• Audio-Video Equipments• Medical and Industrial Equipments
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5
EXAR CONFIDENTIAL POWER MANAGEMENT
Datasheet: Online
Samples: Yes
Evaluation Board: Yes
XRP7659 - Performance1.5A 18V Non Sync. Step Down Regulator
http://www.exar.com/Common/Content/ProductDetails.aspx?ID=XRP7659
Previous NextPower Conversion
Production
6
EXAR CONFIDENTIAL POWER MANAGEMENT
Production
ExarXRP7659
MPSMP2359
Linear TechLT3503
RichtekRT8259/8258
TILMR12010X
Output Current 1.5A 1.2A 1A 1.2A 1A
Input Voltage Range 4.5V-18V 4.5V-24V 3.6V-20V 4.5V-24V 3V-20V
Output Voltage Range 0.81V-15V 0.81V-15V 0.78V-15V 0.8V-15V 0.8V-17V
Accuracy ±3% ±2.5% ±1.9% ±2% ±2%
PWM Frequency 1.4MHz 1.4MHz 2.2MHz 1.4MHz/700kHz 1.6MHz
Synchronous No No No No No
Max Efficiency 92% 92% 85% 92% 90%
Light Load Efficiency No No No No No
LDO Mode No No No No No
Quiescent Current 800µA 800µA 1.9mA 500µA 1.5mA
Features
EnableSoft Start
OTP - OCPUVLO
EnableOTP-OCP
EnableSoft Start
OCP
EnableOCP-OTP
UVLO
EnableSoft Start
OTPUVLO
Package SOT23-6 SOT23-6, TSOT23-6 2x3 DFN-6 SOT23-6, TSOT23-6 SOT23-6
Pin/Pin Compatible - Yes No Yes Yes
Function Compatible - Yes (VIN<18V) Yes Yes (VIN<18V) Yes (VIN<18V)
Exar’s Advantage
XRP7659 - Competition
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1.5A 18V Non Sync. Step Down Regulator
NextPower Conversion
http://www.exar.com/Common/Content/ProductDetails.aspx?ID=XRP7659
7
EXAR CONFIDENTIAL POWER MANAGEMENT
Compatible:
XRP7674
• 2A Constant Output Current
• 4.75V to 18V Wide Single Input Voltage
• PWM Current Mode Control– 340KHz PWM Operations– PSM Mode at light load
• Adjustable Output Voltage– 0.925V to 16V Range– ±2.7% Accuracy
• Soft-Start and Enable Function
• Over Temp., Over Current, Over Voltage,
UVLO Protections
• Short Circuit Protection with Hiccup Mode
• Drop in replacement to XRP7664
• “Green” 8-Pin Exp. Pad SOIC Package
2A 18V Synchronous PSM/PWM Step Down Regulators• Distributed Power Architecture• Point of Load Converters• Audio-Video Equipments• Medical and Industrial Equipments
4.6 x 2.3
Previous
Competition
NextPower Conversion
Development
8
EXAR CONFIDENTIAL POWER MANAGEMENT
Datasheet: N/A
Samples: Nov 2012
Evaluation Board: Nov 2012
XRP7674 - Performance2A 18V Synchronous PSM/PWM Step Down Regulators
http://www.exar.com/Common/Content/ProductDetails.aspx?ID=XRP7674
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Production
NextPower Conversion
PSM Light Load Efficiency! 85% @ 100mA
9
EXAR CONFIDENTIAL POWER MANAGEMENT
Compatible:
XRP7675
• 3A Constant Output Current
• 4.75V to 18V Wide Single Input Voltage
• PWM Current Mode Control– 340KHz PWM Operations– PSM Mode at light load
• Adjustable Output Voltage– 0.925V to 16V Range– ±2.7% Accuracy
• Soft-Start and Enable Function
• Over Temp., Over Current, Over Voltage,
UVLO Protections
• Short Circuit Protection with Hiccup Mode
• Drop in replacement to XRP7665
• “Green” 8-Pin Exp. Pad SOIC Package
3A 18V Synchronous PSM/PWM Step Down Regulators• Distributed Power Architecture• Point of Load Converters• Audio-Video Equipments• Medical and Industrial Equipments
4.6 x 2.3
Previous
Competition
NextPower Conversion
Development
10
EXAR CONFIDENTIAL POWER MANAGEMENT
Datasheet: N/A
Samples: Nov 2012
Evaluation Board: Nov 2012
XRP7675 - Performance2A 18V Synchronous PSM/PWM Step Down Regulators
http://www.exar.com/Common/Content/ProductDetails.aspx?ID=XRP7675
Previous NextPower Conversion
PSM Light Load Efficiency! 85% @ 100mA
Development
11
EXAR CONFIDENTIAL POWER MANAGEMENT
Compatible: MIC20X3 to 20X6, MIC2025, MIC2075, LM4625, TPS2061/2065, US201, MP62170, RT9711, AP2181/2191
XRP2523
• Single Channel Current Switch– 1.5A per Channel Capable– 1.6A Over-current Limit
• 3.2V to 6.5V Input Voltage Range
• USB 2.0/3.0 Compliant
• Active High Enable
• Soft Start
• 9ms Blanked Channel Fault Flag Indicator
• UVLO, Reverse Current, Short Circuit
and Thermal Shutdown Protection
• Halogen Free 5-Pin SOT23 Package
1.5A Single Channel USB2.0/3.0 Power Distribution Switch
New cost effective single channel power distribution switch with enable and fault flag. Supports USB2.0 and USB3.0 levels in a space saving 5-pin SOT23 package.
• Self Powered USB2.0 and 3.0 Hubs• USB VBUS Power Distribution• Audio-Video Equipments• Generic Power Switching
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Production
12
EXAR CONFIDENTIAL POWER MANAGEMENT
ExarXRP2523
TITPS2065/61
MicrelMIC2005L
MPSMP62170
RichtekRT9711
DiodeAP2181/2191
Channel Single Single Single Single Single Single
Current per Channel 1.5A 1A 1.2A 1.5A 1.5A 1.5A
Min Current Limit 1.6A 1.1A 1.2A 2.3A 1.6A 1.6A
FET RDSon 85mΩ 70mΩ 170mΩ 75mΩ 80mΩ
Input Voltage Range 3.2V-6.5V 2.7V-5.5V 2.7V-5.5V 2.7V-5.5V 2.5V-5.5V 2.7V-5.5V
USB Compliance 2.0/3.0 2.0/3.0 2.0/3.0 2.0/3.0 2.0/3.0 2.0/3.0
Active Enable High High/Low High/Low High/Low Low High/Low
Soft Start Yes Yes Yes Yes Yes
Error Flag Blanked 9ms Blanked 8ms Blanked Blanked 8ms Blanked 12ms Blanked 7ms
Quiescent Current 40µA 43µA 80µA 90µA 25µA 45µA
Features
Soft StartReverse Current
UVLOShort Circuit
OTP
Soft StartUVLO
Short CircuitOTP
Soft StartUVLO
KickstartOTP
Reverse CurrentUVLOOTP
Soft StartUVLOOTP
Soft StartReverse Current
Short CircuitUVLOOTP
Package SOT23-5 SOT23-5 SOT23-5 MSOP8, SOIC8 SOT23-5 SOT23-5
Pin/Pin Compatible - No No No No No
Function Compatible - Yes Yes Yes Yes Yes
XRP2523 - Competition
http://www.exar.com/Common/Content/ProductDetails.aspx?ID=XRP2523
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1.5A Single Channel USB2.0/3.0 Power Distribution Switch
NextPower Conversion
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13
EXAR CONFIDENTIAL POWER MANAGEMENT
Compatible: MIC2076A, TPS2062/2066, MIC2026A, US2175
XRP2524
• Dual Channel Current Switch– 1.0A per Channel Capable– 1.5A Over-current Limit
• 2.7V to 6.5V Input Voltage Range
• USB 2.0/3.0 Compliant
• Active High Independent Enables
• Soft Start
• 9ms Blanked Channel Fault Flag Indicator
• UVLO, Reverse Current, Short Circuit
and Thermal Shutdown Protection
• Halogen Free 8-Pin NSOIC Package
1A Dual Channel USB2.0/3.0 Power Distribution Switch
New cost effective dual channel power distribution switch with independent enables and fault flags. Supports USB2.0 and USB3.0 levels in a space saving 8-pin NSOIC package.
• Self Powered USB2.0 and 3.0 Hubs• USB VBUS Power Distribution• Audio-Video Equipments• Generic Power Switching
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Pre-Production
14
EXAR CONFIDENTIAL POWER MANAGEMENT
Compatible:…
XRP7613
• 1.2A Continuous Output Current– Programmable 150mA-1.2A
• 7.0V to 36V Single Input Voltage
• <1MHz Hysteretic PFM Operations– No External Compensation Circuitry– Fast Transient & Excellent Efficiency
• Dynamic LED Current Thermal Control
• LED Current Dimming– 40KHz Noiseless PWM and Analog diming
• UVLO, Over Temperature, Open LED and
Short Circuit Protections
• “Green” 8-Pin Exp. Pad SOIC Package
1.2A 36V Step Down LED Regulator
Step down LED driver optimized to drive a string of high power LEDs at up to 1.2A of continuous current. A wide 7V to 36V input voltage range allows for single supply operations from 12V, 19V or 24V power rails.
• General Lighting and Displays• Architectural/Accent Lighting• Security and Traffic Signals• Medical/Industrial Instrumentation
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Development
15
EXAR CONFIDENTIAL POWER MANAGEMENT
Datasheet: Preliminary
Samples: Yes
Evaluation Board: Yes
XRP7613 - Performance1.2A 36V Step Down LED Regulator
http://www.exar.com/Common/Content/ProductDetails.aspx?ID=XRP7613
Previous LED Lighting Next
Development
Dynamic LED Current Control with
Temperature