RARA ELECTRONICS COMPANY-IRV/IRH Specifications

CS30(SMD)
METAL STRIP SHUNT RESISTORS
FOR ELECTRICAL CURRENT DETECTION

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These are durable. surface mounted, low inductance, low profile, low inductance metal plate resistors capable
of handling large pulses. Standard characteristics include a 5% tolerance and a TCR of 80PPM/C. Applications
include: Current detection for high speed CPU peripherals, battery charging current protection, DC/DC conversion
modules, DC/AC conversion, servo motor control and intelligent power modules.

SPECIFICATIONS

Model Resistance
[ohms] Power
Rating Current
Rating Maximum
Current Series
Inductance TCR
PPM/C Tolerance

CS30 1.0m
1.5m
2m
3m 3W 54A 75A 3[nH] +-80 +-5%[J]
+-10%[K]

45A 65A

38A 54A

31A 44A

CHARACTERISTICS                                                  Values in [ ] mean change in ohmic value after test

Temperature Range

                                                                                                                         -55C to +150C

Short Time Overload

±[0.5%+0.05W]                                                                         maximum current 2.5s.

Moisture Resistance

±[0.5%+0.05W]                                                           80C, 85%RH, DC0.1W, 1000hrs.

Thermal Shock

±[0.5%+0.05W]                                   55C to 125C, 20min. interval, 5min., 5 cycles

Vibration

±[0.5%+0.05W]                                                            10-2000Hz, 1.5mm/20gr, 3hrs.

Low Temperature Storage

±[0.5%+0.05W]                                                                                               -55C, 24hrs.

High Temperature Storage

±[1.0%+0.05W]                                                                                          175C, 1000hrs.

Soldering Heat

±[0.25%+0.05W]                                                                                260C+-5C, 10+-1s.

Solderability

                                                                                                            90% terminal surface

Load Life

                  ±[0.5%+0.05W] 5C, DC power rating, 90min. ON, 30min. OFF, 1000hrs.

DERATING

DIMENSIONS

Model
Resistance
[ohms} Dimensions [mm]

A B C D

CS30
1.0mohm 10.7+-0.5 2.9+-0.3 5.8+-0.3 0.8

1.5mohm 6.5+-0.3 0.5

2.0mohm 4.6+-0.3 0.5

3.0mohm 3.2+-0.3 0.5

ORDERING PROCEDURE EXAMPLE

Model	Resistance [ohms]	Power Rating	Current Rating	Maximum Current	Series Inductance	TCR PPM/C	Tolerance
CS30	1.0m 1.5m 2m 3m	3W	54A	75A	3[nH]	+-80	+-5%[J] +-10%[K]
			45A	65A
			38A	54A
			31A	44A

Temperature Range	-55C to +150C
Short Time Overload	±[0.5%+0.05W] maximum current 2.5s.
Moisture Resistance	±[0.5%+0.05W] 80C, 85%RH, DC0.1W, 1000hrs.
Thermal Shock	±[0.5%+0.05W] 55C to 125C, 20min. interval, 5min., 5 cycles
Vibration	±[0.5%+0.05W] 10-2000Hz, 1.5mm/20gr, 3hrs.
Low Temperature Storage	±[0.5%+0.05W] -55C, 24hrs.
High Temperature Storage	±[1.0%+0.05W] 175C, 1000hrs.
Soldering Heat	±[0.25%+0.05W] 260C+-5C, 10+-1s.
Solderability	90% terminal surface
Load Life	±[0.5%+0.05W] 5C, DC power rating, 90min. ON, 30min. OFF, 1000hrs.

Model	Resistance [ohms}	Dimensions [mm]
Model	Resistance [ohms}	A	B	C	D
CS30	1.0mohm	10.7+-0.5	2.9+-0.3	5.8+-0.3	0.8
	1.5mohm			6.5+-0.3	0.5
	2.0mohm			4.6+-0.3	0.5
	3.0mohm			3.2+-0.3	0.5