WSMS3124

www.vishay.com

Vishay Dale

Revision: 09-Mar-12

2

Document Number: 30173

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

DIMENSIONS in inches (millimeters)

DERATING

0.130

(3.3)

0.427

(10.85)

0.040

(1.0)

0.512

0.060 typ.

(1.5)

0.157

(4)

0.226

(5.74)

0.110

(2.8)

0.060

(1.5)

0.070

(1.78)

0.973

(24.7)

0.564

(14.3)

Ø 0.250

(6.35)

0.204

(5.2)

0.787

(20)

1.195

(30.35)

70

120

100

80

60

40

20

0

170

Ambient Temperature in °C

- 65

150

125

100

75

50

25

0

- 25

- 50

TOLERANCES ON DECIMALS

XXX ± 0.005

RESISTANCE

VALUE

(μΩ)

RESISTOR

ELEMENT

THICKNESS

(inches)

ELEMENT

LENGTH

ELEMENT

MATERIAL

100

0.038

0.090

Mn-Cu

200

0.040

0.180

Mn-Cu

400

0.035

0.090

Ni-Cu

PERFORMANCE

TEST

CONDITIONS OF TEST

TEST LIMITS

Thermal Shock

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

± 0.5 %

ΔR

Short Time Overload

5 x rated power for 5 s

± 0.5 %

ΔR

Low Temperature Operation

- 65 °C for 45 min

± 0.5 %

ΔR

High Temperature Exposure

1000 h at + 170 °C

± 1.0 %

ΔR

Bias Humidity

+ 85 °C, 85 % RH, 10 % bias, 1000 h

± 0.5 %

ΔR

Mechanical Shock

100 g’s for 6 ms, 5 pulses

± 0.5 %

ΔR

Vibration

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

± 0.5 %

ΔR

Load Life

1000 h at + 70 °C, 1.5 h “ON”, 0.5 h “OFF”

± 1.0 %

ΔR

Moisture Resistance

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

± 0.5 %

ΔR