SMD Current Sense Metal Chip Resistor

1773269-1 CIS WR 01/2015

Dimensions in

millimetres unless

otherwise specified

Dimensions Shown for

reference purposes only.

Specifications subject to

change

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Power derating curve

For resistors operated in ambient temperatures above 70°C, power rating

must be derated in accordance with this curve.

Environmental Characteristics

Item

Requirement

Test Method

Temperature Coefficient of

Resistance (TCR)

As Spec.

-55°C~+125°C, 25°C is the reference

temperature

Short Term Overload

±(0.5%+0.05Ω)

5 X Rated Power for 5 seconds

Insulation Resistance

≧10G

Max. overload voltage for 1 minute

Endurance

±(1.0%+0.05Ω)

70±2°C, Max. working voltage for 1000

hrs with 1.5 hrs “ON” and 0.5 hrs

“OFF”

Damp Heat with Load

±(1.0%+0.05Ω)

40±2°C, 90~95% R.H. Max. working

voltage for 1000 hrs with 1.5 hrs “ON”

and 0.5 hrs “OFF”

Dry Heat

±(0.5%+0.05Ω)

at +155°C for 1000 hrs

Bending Strength

As Spec.

Bending once for 5 seconds 2010, 2512

sizes: 2mm Other sizes: 3mm

Solderability

95% min. coverage

245±5°C for 3 seconds

Resistance to Soldering Heat

±(0.5%+0.05Ω)

260±5°C for 10 seconds

Voltage Proof

No breakdown or flashover

1.42 times RCWV (RMS) for 1 minute

Leaching

Individual leaching area

≦5%

Total leaching area ≦10%

260±5°C for 30 seconds

Rapid Change of

Temperature

±(0.5%+0.05Ω)

-55°C to +155°C, 5 cycles

Reference Standards: IEC 60115-1, 60068-2-58; JIS-C 5201-1

Storage Temperature: 25±3°C; Humidity < 80%RH