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Ultra low ohmic Metal plate / High power type

Shunt Resistors

PSR Series

www.rohm.com

○

c

2014 ROHM Co., Ltd. All rights reserved.

2014.03 - Rev.A

Data Sheet

L

Material

Wt

Hb

PSR400

15

±0.3

7.75

±0.3

1.85

±0.15

1.30

±0.15

0.90

±0.15

1.15

±0.15

0.90

±0.15

1.85

±0.15

1.40

±0.15

1.15

±0.15

1.05

±0.15

1.35

±0.15

0.90

±0.15

4.0

±0.6

0.5

±0.1

PSR500

Cu / Mn

Ni / Cr

Cu / Mn

Ni / Cr

10

±0.3

5.2

±0.3

2.0

±0.6

0.5

±0.1

Part No.

(Unit : mm)

3921

5931

(mm)

(inch)

10

×5.2

15

×7.75

Resistance

0.3

0.5

1.0

2.0

3.0

0.2

0.3

0.4

0.5

1.0

2.0



Features

1) High power class up to 4 to 5W.

2) The lineup of ultra-low resistance value : correspondence from 0.2m



3) Excellent temperature coefficiency.

4) Ideal for current detection under high current circuit.



Products List

Rated power

(70

°C)

15

×7.75

PSR500

5W

PSR400

10

×5.2

5931

3921

4W

Tolerance

Temperature

∗

coefficient

(ppm /

°C)

J (

G (

F (

J (

G (

F (

Resistance

range

(m

Ω)

0.3,0.5

1.0,2.0,3.0

0.2

0.3,0.4,0.5

1.0,2.0

Size

(mm)

(inch)

Part No.

Operating

Temperature

Range

(

°C)



Chip Resistor Dimensions and Materials

(Top)

L

W

(Bottom)

b

H

t



Derating Curve

When the ambient temperature exceeds 70°C, power dissipation must be adjusted according to the derating curves below.

0

20

40

60

80

100

−55

0

70

100

170

AMBIENT TEMPERATURE (

°C)

Design and specifications are subject to change without notice.

Carefully check the specification sheet supplied with the product before using or ordering it.