WFMB2512R0100JEA7 [VISHAY]

Power Metal Plateâ¢ Current Sense Resistors, Low Value (10 m to 500 m), Surface-Mount, High Power;


型号：	WFMB2512R0100JEA7
厂家：	VISHAY
描述：	Power Metal Plateâ¢ Current Sense Resistors, Low Value (10 m to 500 m), Surface-Mount, High Power
文件：	总5页 (文件大小：176K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

WFM

Vishay Dale

www.vishay.com

Power Metal Plate™ Current Sense Resistors,

Low Value (10 m to 500 m), Surface-Mount, High Power

FEATURES

• 2010 and 2512 size package

• Ideal for all types of current sensing and

pulse applications including switching and

linear power supplies, instruments, power

amplifiers, shunts, power inverters, and

battery management

• Proprietary processing technique produces

low resistance values (10 m to 500 m)

• Solid metal manganese-copper and nickel-

chromium-aluminum alloy resistive element

with low TCR (< 20 ppm/°C)

• Very low inductance 0.5 nH to 5 nH

• Low thermal EMF (< 3 μV/°C)

• AEC-Q200 qualified ⁽¹⁾

• PATENT(S): www.vishay.com/patents

LINKS TO ADDITIONAL RESOURCES

• Material categorization: for definitions of compliance

please see www.vishay.com/doc?99912

3D Models

Did You

Know

Videos

Infographics

Note

(1)

Flame retardance test may not be applicable to some resistor

technologies

STANDARD ELECTRICAL SPECIFICATIONS

POWER RATING ⁽¹⁾

TOLERANCE

RESISTANCE VALUE RANGE

WEIGHT (typical)

g/1000 pieces

GLOBAL MODEL

SIZE



WFMA2010

WFMB2010

WFMA2512

WFMB2512

2010

2512

3.0 at 70 °C

2.0 at 110 °C

3.0 at 70 °C

2.0 at 110 °C

4.0 at 70 °C

3.0 at 95 °C

4.0 at 70 °C

3.0 at 95 °C

1.0

0.010 to 0.0329

0.033 to 0.500

0.010 to 0.0329

0.033 to 0.500

Note

(1)

Terminal temperature

GLOBAL PART NUMBER INFORMATION

Global Part Numbering Example: WFMB2512R5000FEA

RESISTANCE

VALUE ⁽¹⁾

(5 digits)

PACKAGING

CODE ⁽²⁾

(2 digits)

ELEMENT

MATERIAL

(1 digit)

TOLERANCE

CODE

GLOBAL MODEL

(3 digits)

CASE SIZE

(4 digits)

SPECIAL ⁽³⁾

(2 digits)

(1 digit)

WFM

A = CuMn

B = NiCrAl

2010

2512

R = decimal

R0100 = 0.01 

F = 1.0 ꢀ

J = 5.0 ꢀ

EA =

lead (Pb)-free,

tape / reel

Dash numbers

1 thru 99

as applicable

Notes

(1)

Resistance values available according to WSL decade values (www.vishay.com/doc?30117)

(2)

Packaging code: EB (lead (Pb)-free) is a non-standard packaging code designating 1000 piece reels. This non-standard packaging code is

identical to our standard EA (lead (Pb)-free), except that it has a package quantity of 1000 pieces

Follow link for customization capabilities: www.vishay.com/doc?48614

(3)

PATENT(S): www.vishay.com/patents

This Vishay product is protected by one or more United States and international patents.

Revision: 13-May-2020

Document Number: 30387

For technical questions, contact: ww2bresistors@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

WFM

Vishay Dale

www.vishay.com

TECHNICAL SPECIFICATIONS

PARAMETER

RESISTOR CHARACTERISTICS

UNIT

MODEL

2010

2512

Temperature coefficient

(20 °C to 60 °C)

ppm/°C

All

< 20

(element only) ⁽¹⁾

Operating temperature range

Maximum working voltage ⁽³⁾

Maximum terminal temperature

°C

All

-65 to +170

(P x R)^1/2

°C

110

Temperature coefficient

(-55 °C to +150 °C)

(including terminals) ⁽²⁾

WFMA

WFMB

WFMA

WFMB

110

ppm/°C

Temperature coefficient

(20 °C to 60 °C)

(including terminals) ⁽²⁾

Notes

(1)

(2)

(3)

Element TCR - only applies to the alloy used for the resistor element

Component TCR - total TCR that includes the TCR effects of the resistor element and the copper terminal

Maximum working voltage - the WFM is not voltage sensitive, but is limited by power / energy dissipation and is also not ESD sensitive

DIMENSIONS

CONSTRUCTION OUTLINE ⁽¹⁾

Sn plating

Ni plating

Adhesive

Cu heat spreaders

Overcoat

Resistive element

Cu plating

Typical sensing traces

Notes

•

(1)

3D models available: www.vishay.com/doc?30401

Surface mount solder profile recommendations: www.vishay.com/doc?31052

For construction advantages and performance details refer to “Did You Know?”: www.vishay.com/doc?48567

SOLDER PAD DIMENSIONS

RESISTANCE

RANGE

DIMENSIONS in inches (millimeters)

CASE

in inches (millimeters)

SIZE

(m)

0.200 0.008 0.100 0.008 0.020 0.006 0.028 0.008 0.016 0.006

(5.08 0.20) (2.54 0.20) (0.50 0.15) (0.70 0.20) (0.40 0.15)

0.049

(1.25)

0.118

(3.00)

0.138

(3.50)

2010

2512

10 to 500

0.250 0.012 0.125 0.008 0.020 0.006 0.035 0.008 0.020 0.008

(6.35 0.30) (3.18 0.20) (0.50 0.15) (0.90 0.20) (0.50 0.20)

0.061

(1.55)

0.142

(3.60)

0.173

(4.40)

RESISTANCE RANGE

THERMAL RESISTANCE

(°C/W)

PRODUCT

ALLOY

()

WFMA2010

WFMB2010

WFMA2512

WFMB2512

0.01 to 0.0329

0.033 to 0.5

< 30

< 55

< 25

< 40

Mn-Cu

Ni-Cr

0.01 to 0.0329

0.033 to 0.5

Mn-Cu

Ni-Cr

Revision: 13-May-2020

Document Number: 30387

For technical questions, contact: ww2bresistors@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

WFM

Vishay Dale

www.vishay.com

PULSE ENERGY AND POWER VS. TIME

Single Pulse

Continuous Pulse

10 000

1000

100

1000

100

1000

2512 (J)

2512 (W)

2010 (W)

100

2512 (W)

2512 (J)

2010 (J)

1,000

2010 (J)

2010 (W)

0.1

0.001

0.1

0.0001 0.001 0.01

0.1

100

0.01

0.1

100

Pulse Length (s)

Notes

•

Data is valid for 33 m. Other resistance values require separate testing

Continuous pulse chart is tested using a square wave pulse of 10 ꢀ duty cycle, not exceeding 0.5 ꢀ resistance change

DERATING - TERMINAL TEMPERATURE

Axis Title

120

100

10000

120

100

10000

1000

100

2010

2512

1000

100

20 40 60 80 100 120 140 160 180

Terminal Temperature (°C)

20 40 60 80 100 120 140 160 180

Terminal Temperature (°C)

PERFORMANCE

TYPICAL PERFORMANCE ⁽¹⁾

TEST

CONDITIONS OF TEST

TEST LIMITS

CuMn

-0.3 ꢀ

0.5 ꢀ

NiCr

Thermal shock

-55 °C to +150 °C, 2000 cycles, 15 min at each extreme

-65 °C for 24 h

0.5 ꢀ

0.1 ꢀ

1.0 ꢀ

0.5 ꢀ

0.2 ꢀ

0.7 ꢀ

0.3 ꢀ

+0.15 ꢀ

+0.05 ꢀ

+0.15 ꢀ

+0.05 ꢀ

0.5 ꢀ

Low temperature storage

High temperature exposure 2000 h at +170 °C

-0.18 ꢀ

+0.1 ꢀ

0.5 ꢀ

Bias humidity

+85 °C, 85 ꢀ RH, 10 ꢀ power, 1000 h

Mechanical shock

Vibration

100 g’s for 6 ms, 5 pulses

Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h

2000 h at maximum terminal temperature at rated power

+260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence

MIL-STD-202, method 106, 0 ꢀ power, 7b not required

0.5 ꢀ

Load life

-0.1 ꢀ

+0.15 ꢀ

+0.1 ꢀ

0.5 ꢀ

Resistance to solder heat

Moisture resistance

+0.05 ꢀ

Note

(1)

Typical performance is based on summary statistics from qualification data. Performance may vary based on application operating

conditions

Revision: 13-May-2020

Document Number: 30387

For technical questions, contact: ww2bresistors@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

WFM

Vishay Dale

www.vishay.com

PACKAGING

REEL

DIAMETER

MODEL

TAPE WIDTH

PIECES/REEL

4000

CODE

WFMA2010

WFMB2010

WFMA2512

WFMB2512

12 mm / embossed plastic

178 mm / 7"

4000

2000

Notes

•

Embossed carrier tape per EIA-481

Additional packaging details at www.vishay.com/doc?20051

Revision: 13-May-2020

Document Number: 30387

For technical questions, contact: ww2bresistors@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Legal Disclaimer Notice

www.vishay.com

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Disclaimer

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Revision: 01-Jan-2019

Document Number: 91000