WSLP3921, WSLP5931

www.vishay.com

Vishay Dale

Revision: 12-Oct-2020

3

Document Number: 30176

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

DERATING - AMBIENT TEMPERATURE

DERATING - TERMINAL TEMPERATURE

PULSE CAPABILITY

www.vishay.com/resistors/power-metal-strip-calculator

Note

•Contact ww2bresistors@vishay.com for application specific performance requirements. Typical performance is better than stated test limits

Notes

• Embossed carrier tape per EIA-481

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

10

100

1000

10000

0

20

40

60

80

100

120

-65-55 -25

0

25 50

100 125 150 170

Ambient Temperature (°C)

70

10

100

1000

10000

0

20

40

60

80

100

120

0

20406080 100 120 140 160 180

T

K - Terminal Temperature (°C)

Stability < 1.0 %

Stability < 0.5 %

PERFORMANCE

TEST

CONDITIONS OF TEST

TEST LIMITS

Thermal shock

-55 °C to +150 °C, 1000 cycles, 15 min at each extreme

± 1.0 %

Short time overload

Refer to link for short time overload performance and pulse capability;

www.vishay.com/resistors/power-metal-strip-calculator/

± 0.5 %

Low temperature operation

-65 °C for 24 h

± 0.5 %

High temperature storage

1000 h at +170 °C

± 1.0 %

Bias humidity

+85 °C, 85 % RH, 10 % bias, 1000 h

± 0.5 %

Mechanical shock

100 g’s for 6 ms, 5 pulses

± 0.5 %

Vibration

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

± 0.5 %

Load life at 70 °C

1000 h, 1.5 h “ON”, 0.5 h “OFF”

± 1.0 %

Resistance to solder heat

3 x at 250 °C ± 5 °C for 30 s ± 5 s

± 0.5 %

Moisture resistance

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

± 1.0 %

PACKAGING

MODEL

REEL

TAPE WIDTH

DIAMETER

PIECES/REEL

CODE

WSLP3921

16 mm / embossed plastic

330 mm / 13"

3000

EA

WSLP5931

24 mm / embossed plastic

330 mm / 13"

1500

EA

IIL

LL

LU

ST

RA

T

A

A

IV

E

PU

R

RP

PO

SE

ES

S

O

ON

LY

Y

L

L

L

L

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