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WTC CR Product Line UpWTC CR Product Line Up
■ ■ Ultra MiniaturizedUltra Miniaturized Chip Resistor 01005 : WR seriesChip Resistor 01005 : WR series
■ ■ Ultra MiniaturizedUltra Miniaturized Chip Resistor Array 0201 x 2 : WA Chip Resistor Array 0201 x 2 : WA seriesseries
■ ■ Surge Chip Resistors : WK seriesSurge Chip Resistors : WK series
■ ■ Thin Film High Precision Chip Resistors : WF seriesThin Film High Precision Chip Resistors : WF series
■ ■ Metal Low Ohm Current Sensing Chip Resistors : WW Metal Low Ohm Current Sensing Chip Resistors : WW seriesseries
■ ■ Total Lead Free Chip Resistors : WR series Total Lead Free Chip Resistors : WR series
■■ Automotive & Anti-Sulfuration Chip Resistors : WR / MR Automotive & Anti-Sulfuration Chip Resistors : WR / MR / SR series/ SR series
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CR 01005CR 01005 (WR series) (WR series)
010050201
0402
0603
01005010050201
0402
0603
Miniaturization, Space Saving. Low Cost Performance with Unique Laser Scribing. Highly accurate Dimensions 4σ<<20μm. The press pocket taping method. Resin Paper Taping creates Sharp Style Pocket. Wider Resistance Range RoHS Directive Compliance. L/F, H/F, A/F
Features:
Type RatedPower
LimitingElementVoltage
Rated Resistance Range/Tol/T.C.R
WR01X 1/32W15V
4.7Ω to 9.1ΩF(±1%)
J(±5%)
-600 to +200*10-6/℃
10Ω to 91Ω ±300*10-6/℃
100Ωto 1MΩ ±200*10-6/℃
(1A) JP - -
NEW
Specifications:
0402 or Bigger SizeCardboard & Bottom Taping
(Paper or Polyethylene)
0201 or Smaller SizePress Pocket Taping
§ Resined Paper TapesPaper Tapes Content with ResinSharpen Square Pocket
Less ESD and Better Pick Up
Less Paper Less Paper DustDust
Characteristics:
Applications:Modules (VCO,TCXO,PA Modules, Camera Modules), Small mobile devices.
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FEATURES• 0.8 x 0.6 x 0.35 mm3 – 0201x2 convex type array• 0.5 mm termination pitch• Convex type termination • Unique surface treatment technology to have a excellent soldering wettability
APPLICATIONS• Miniature memory card• DSC, Computer application, Smart phone• Telecom, RAM-module
ELECTRICAL CHARACTERISTICS
Item General Specification
Series No. WA02Y
Size 0201x2 (0603x2)
Termination construction Convex type
Resistance Tolerance 5%, 1% ( E24 series )
Resistance Range 10 ~ 1M, Jumper (<50m)
TCR (ppm/C) 300 ppm/C
Max. dissipation at Tamb=70C
1/32 W
Max. Operation Voltage 12.5V
Max. overload voltage 25V
Climatic category (IEC 60068)
55/155/56
PHYSICAL DIMENSIONS
Dimension (UNIT : mm)
L 0.80 0.10
W 0.60 0.10
T 0.35 0.10
P ( 0.50 0.10 )
A 0.35 0.10
Tb 0.15 0.10
Ta 0.15 0.10
CR 0201x2 ArrayCR 0201x2 Array (WA series) (WA series)
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CR Anti-surge Resistor CR Anti-surge Resistor (WK-S series)(WK-S series)
ApplicationsApplications
‧Photo disc driver / Printer ‧Automotive industry ‧Power supply‧Medical or Military equipment ‧Measurement instrument
FeaturesFeatures. High Anti-Surge capability. High Anti-Surge capability. Resistance Range: 0.27 ohm ~ 22 Mohm. Resistance Range: 0.27 ohm ~ 22 Mohm. Chip Size: 0805,1206, 1210, 2010,2512. Chip Size: 0805,1206, 1210, 2010,2512. Tolerance: ±5%, ±10%, ±20%. Tolerance: ±5%, ±10%, ±20%
Surge resistor is designed in high surge
applications such as fuel ignition system, power
charging/discharging circuits, TV sets, etc, to
absorb harmful surge power, so to prevent
hazard of fire and circuit damage caused by
surge power with a flame-proof coating.
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CR Thin film high precision CR Thin film high precision (WF-T, WF-U, WF-Q, WF-R series)(WF-T, WF-U, WF-Q, WF-R series)
0805, 100Ω
-1.5
-1
-0.5
0
0.5
1
1.5
-60 -40 -20 0 20 40 60 80 100 120 140
Temperature (°C)
D R/R
(%)
100ppm/°C
25ppm/°C
Thick film
Thin film
Features:Low TCR 10ppm, 15ppm, 25ppm, 50ppmHigh precision 0.05%, 0.1%, 0.5%High stability in life reliability test 0.5%, 0.25%Excellent HF performanceLow current noise
Typical application fields:1. M/B2. Power supply (DC-DC converter )3. Testing & measuring instruments4. Audio/Video5. Telecommunications6. Server P/S
Specification:
TCR(ppm/
℃)
Size(inch/mm)
PowerRating
TypeToleranc
eResistance
(Ω)
±50ppm
0402 (1005)
1/16W WF04T
±0.05%±0.10%±0.25%±0.50%±1.00%
10 ~ 100K
0603 (1608)
1/16W WF06T10 ~ 330K
1/10W WF06Q
0805 (2012)
1/10W WF08T
10 ~ 1M1/8W WF08Q
1206 (3216)
1/8W WF12T
1/4W WF12Q
±25ppm
0402 (1005)
1/16W WF04U 10 ~ 100K
0603 (1608)
1/16W WF06U10 ~ 330K
1/10W WF06R
0805 (2012)
1/10W WF08U
10 ~ 1M1/8W WF08R
1206 (3216)
1/8W WF12U
1/4W WF12R
±15ppm
0402 (1005)
1/16W WF04F 100 ~ 20K
0603 (1608)
1/10W WF06F 100 ~ 100K
0805 (2012)
1/8W WF08F 100 ~ 200K
1206 (3216)
1/8W WF12F 100 ~ 200K
±10ppm
0402 (1005)
1/16W WF04W 100 ~ 10K
0603 (1608)
1/10W WF06W 100 ~ 50K
0805 (2012)
1/8W WF08W 100 ~ 100K
1206 (3216)
1/8W WF12W 100 ~ 100K
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CR Metal Low OhmCR Metal Low Ohm (WW_Q/R/M/N series) (WW_Q/R/M/N series)
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Size 2512 2010 1206
Series WW25M WW25N WW20M WW20N WW12M WW12N
Rated Power
1W 2W 1/2W 1W 1/2W 1W
Resistance Range
1~10, 12, 15, 20, 25, 30, 40,
50mΩ
1~10, 12, 15, 20, 25mΩ
5, 10, 15, 20mΩ
5, 10, 15, 20mΩ
5, 10, 15, 20, 25mΩ
5, 10, 15, 20, 25mΩ
Tolerance ±5%, ±1%
TCR
1mΩ - ±200ppm2 ~ 4mΩ - ±100ppm
> 4mΩ - ± 75ppm
1 ~ 4mΩ - ±100ppm
> 4mΩ - ± 75ppm
± 75ppm ± 70ppm
Remark1~50mΩ range is capable depending on min. demand
300Kpcs
1~25mΩ range is capable depending on min. demand 300Kpcs
Size 2512 1206 0603
Series WW25Q WW25R WW12R WW06R
Rated Power 1W 2W 1W 1/3W
Resistance Range 5, 6, 7, 10, 15mΩ 1, 2, 3, 4, 5, 6, 7mΩ 5, 10, 15mΩ 5, 10, 15mΩ
Tolerance ±5%, ± 1%
TCR ±100ppm 1mΩ - ±150ppm> 1mΩ - ±100ppm ±100ppm ±100ppm
Remark Mass production Sample Available
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UMATNi/Cr alloyNi/Cr alloySide Electrode (C2)8
CHUNG YUEpoxy resinsEpoxy resinsMarking (MK)7
<100ppm(R code)
>100ppm
Solder Plating
Ni Plating
Protective coating (G2)
Primary coating(G1)
Resistive film (R)
Top Inner electrode (C1)
Bottom Inner electrode(C3)
Ceramic Substrate
NAMICSAgAg2
SUMITOMOAgAg3
SUMITOMORuO2 (Lead free)
RuO2 +glass(Pb contented )
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OKUNOEpoxy resinsEpoxy resins5
Jin Shi Wei
Rui Sheng
NAMICS
MARUWA
Supplier
Sn(Lead free)
Nickel
Epoxy resins
Alumina substrate
Sn(Lead free)
10
Nickel9
Epoxy resins6
Alumina substrate
1
Composition
Layers
UMATNi/Cr alloyNi/Cr alloySide Electrode (C2)8
CHUNG YUEpoxy resinsEpoxy resinsMarking (MK)7
<100ppm(R code)
>100ppm
Solder Plating
Ni Plating
Protective coating (G2)
Primary coating(G1)
Resistive film (R)
Top Inner electrode (C1)
Bottom Inner electrode(C3)
Ceramic Substrate
NAMICSAgAg2
SUMITOMOAgAg3
SUMITOMORuO2 (Lead free)
RuO2 +glass(Pb contented )
4
OKUNOEpoxy resinsEpoxy resins5
Jin Shi Wei
Rui Sheng
NAMICS
MARUWA
Supplier
Sn(Lead free)
Nickel
Epoxy resins
Alumina substrate
Sn(Lead free)
10
Nickel9
Epoxy resins6
Alumina substrate
1
Composition
Layers
CR Total Lead FreeCR Total Lead Free ( Pb < 100ppm) ( Pb < 100ppm)
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CR AutomotiveCR Automotive (WR, MR, SR series) (WR, MR, SR series)FEATURESFEATURES• Suitable for all kinds of Automotive
application• Anti-sulfur satisfaction per different
requirements• High reliable stability 1% • RoHS compliant
SPECIFICATIONSSPECIFICATIONS
EntertainmentEntertainment
Multimedia radio
Digital & Satellite TV
DVD player
Internet
Navigation & InformationNavigation & Information
GPS
LED displays
Car navigation system
ETC
ComfortComfort
Climate control
Remote control entry
Power window
Electric power mirror
Power seat
LightingLighting
HID
High brightness LED
White power LED
SafetySafety
ABS
Air bags
Distance RADAR
Safe driving support
Tire Pressure Monitoring
System (TPMS)
Power TrainPower Train
Engine control
Transmission control
Driving control
Non Safety Concern
Safety Concern
APPLICATIONSAPPLICATIONS
BENCHMARKINGSBENCHMARKINGS
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TypeApplication
concernChip Size Tol. Range PPAP
AEC Q-200
Stability1000hrs
FOS Sulfuration test
WR-J Non Safety0402/0603/08051206/2010/2512
±1% ±5%
1-10M Ready Ready ±2%
H2S 10ppm
40degC / 90%RH /
240hrs
WA-JNon Safety 0402X4
0603X4±1% ±5%
10-1M Ready Ready ±2%
H2S 10ppm
40degC / 90%RH /
240hrs
WR-V Non Safety0603/0805/1206
1210/2512±1% ±5%
1-10M Ready Ready ±2%
ASTM B-809
60degC / 90%RH /
480hrs
MR Safety0402/0603/08051206/2010/2512
±1% ±5%
1-10M Ready Ready ±1%
H2S 3ppm
40degC / 90%RH /
1000hrs
MA Safety0402X40603X4
±1% ±5%
10-1M Ready Ready ±1%
H2S 3ppm
40degC / 90%RH /
1000hrs
SR Safety0402/06030805/1206
±1% ±5%
1-10M Ready Ready ±1%
H2S 1000ppm
25degC / 90%RH /
720hrs
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