Rev Date: 4/18/2022

2

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This specification may be changed at any time without prior notice.

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Please confirm technical specifications before you order and/or use.

HCSM Series

High Power Metal Element Current Shunt Resistor

Stackpole Electronics, Inc.

Resistive Product Solutions

Environmental Performance Characteristics

Function Performance Characteristics

Test

Test Method

Test Specification

Test Condition

Resistance to Solder

Heat

MIL-STD-202,

Method 210

ΔR: ± (1% + 0.0005 Ω)

Mount the chip to test substrate. Apply pressure in direction of arrow

unit band width reaches 2 mm (+0.2 / -0 mm) illustrated in the picture

below and hold for 10 ± 1 seconds. (JIS-C5202-6.1)

Bending Strength

ΔR: ± (1% + 0.0005 Ω)

JIS-C5202-6.1

Verify marking

permanency. (Not

required for laser

etched parts or parts

with no marking).

The chip is completely immersed in isopropyl alcohol

for 3 (+5/-0) minutes at 25°C ± 5°C.

Solvent Resistance

MIL-STD-202,

Method 215

The chip shall be immersed into the flux specified in the solder bath

260°C ± 5°C for 10 ± 1 seconds.

Test

Test Method

Test Specification

Test Condition

Short Time Overload

JIS-C5202-5.5

ΔR: ± (1% + 0.0005 Ω)

4 times rated power for 5 seconds

+25ºC / +125ºC

Operating temperature range is -55°C to +170°C

The chip (mounted on board) is exposed, -55°C ± 3ºC (30 minutes) /

+125 ± 2ºC (30 minutes) for 5 cycles.

The following conditions as the figure below.

Rapid Change

of Temperature

ΔR: ± (1% + 0.0005 Ω)

ΔR: ± (1% + 0.0005 Ω)

JIS-C5202-7.10

JIS-C5202-7.4

Load Life

Apply rated power at 70°C ± 2°C for 1000 hours with 1.5 hours ON

and 0.5 hour OFF.

JIS-5202-5.2

Temperature

Coefficient

of Resistance (TCR)

Refer to

Electrical Specifications

JIS-C5202-7.2

Damp Heat with Load

The chip (mounted on board) is exposed in the heat chamber,

125ºC ± 3°C for 1000 hours

High Temperature

Exposure

The specimens shall be placed in a chamber and subjected to a relative

humidity of 90 ~ 95% and a temperature of 40°C ± 2°C for a period of

1000 hours with applied rated power, 1.5 hours ON and 0.5 hour OFF.

ΔR: ± (1% + 0.0005 Ω)

ΔR: ± (1% + 0.0005 Ω)

MIL-STD-202

Method 103

ΔR

R x

Δt

10

=

TCR (ppm/ºC)

x

6