WSL...18 High Power

www.vishay.com

Vishay Dale

Revision: 09-Sep-11

1

Document Number: 31057

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

Low Value (Down to 0.0005

), Surface Mount

FEATURES

• Ideal for all types of current sensing, voltage

division

and

pulse

applications

including

switching

and

linear

power

supplies,

instruments, power amplifiers

• Proprietary processing technique produces

extremely low resistance values (down to

0.0005

)

• Specially selected and stabilized materials

allow for high power ratings (2 x standard WSL

rating)

• All welded construction

• Solderable terminations

• Very low inductance 0.5 nH to 5 nH

• Excellent frequency response to 50 MHz

• Solid metal nickel-chrome or manganese-copper alloy

resistive element with low TCR (< 20 ppm/°C)

• Low thermal EMF (< 3 μV/°C)

• AEC-Q200 qualified available

• Compliant to RoHS Directive 2002/95/EC

Notes

may apply

www.vishay.com/doc?99902

Note

• Part marking: Value; tolerance: Due to resistor size limitations some resistors will be marked with only the resistance value.

STANDARD ELECTRICAL SPECIFICATIONS

GLOBAL

MODEL

SIZE

POWER RATING

W

RESISTANCE VALUE RANGE



WEIGHT

(typical)

g/1000 pieces

Tol. ± 0.5 %

Tol. ± 1.0 %

WSL0603...18

0603

0.20

0.01 to 0.1

0.01 to 0.1

1.9

WSL0805...18

0805

0.25

0.005 to 0.2

0.005 to 0.2

4.8

WSL1206...18

1206

0.5

0.005 to 0.2

0.001 to 0.2

16.2

WSL2010...18

2010

1.0

0.004 to 0.5

0.001 to 0.5

38.9

WSL2512...18

2512

2.0

0.003 to 0.04

0.0005 to 0.04

63.6

TECHNICAL SPECIFICATIONS

PARAMETER

UNIT

RESISTOR CHARACTERISTICS

Temperature coefficient

ppm/°C

± 400 for 0.5 m

 to 0.99 m, ± 275 for 1 m to 2.9 m, ± 150 for 3 m to 4.9 m

± 110 for 5 m

 to 6.9 m, ± 75 for 7 m to 0.5 

Operating temperature range

°C

- 65 to + 170

Maximum working voltage

V

GLOBAL PART NUMBER INFORMATION

Global Part Numbering example: WSL25124L000FTA18

GLOBAL MODEL

RESISTANCE VALUE

TOLERANCE CODE

PACKAGING CODE

SPECIAL

WSL0603

WSL0805

WSL1206

WSL2010

WSL2512

L = m

*

R = Decimal

5L000 = 0.005



R0100 = 0.01



* Use “L” for resistance

values < 0.01



D = ± 0.5 %

F = ± 1.0 %

J = ± 5.0 %

EA = Lead (Pb)-free, tape/reel

EK = Lead (Pb)-free, bulk

18 =

“High power”

option

TA = Tin/lead, tape/reel (R86)

TG = Tin/lead, tape/reel (RT1, for WSL0603 and WSL0805)

BA = Tin/lead, bulk (B43)

Historical Part Numbering example: WSL2512-18 0.004

 1 % R86

WSL2512-18

0.004



1 %

R86

HISTORICAL MODEL

RESISTANCE VALUE

TOLERANCE CODE

PACKAGING CODE

L2

5

1

4L0

2

WS

T

0

8

FA

0

1