Rev Date: 12/06/2012 1 www.seielect.com
This speci fication ma y be chang ed at a n y time witho ut pri or noti c e. marketing@seielect.com
Please confirm technical specifications before you order and/or use.
CSM Series
Molded Metal Plate Sensing Resistor
Stackpole Electronics, I nc.
Resistive Product Solutions
1 2 3 4 5 6 7 8 9 10 11 12 13
C S M 2 5 1 2 F T 1 0 L 0
0.063 ±0.004 0.031 ±0.004 0.008 ±0.004 0.012 ±0.004 0.012 ±0.004 inches
1.60 ±0.10 0.80 ±0.10 0.20 ±0.10 0.30 ±0.10 0.30 ±0.10 mm
0.252 ±0.008 0.126 ±0.008 0.035 ±0.008 0.028 ±0.008 0.035 ±0.008 inches
6.40 ±0.20 3.20 ±0.20 0.90 ±0.20 0.70 ±0.20 0.90 ±0.20 mm
CSM2512
H
Type / Code
L
W
C
Unit
d
CSM0603
Size
0603 Code Tol Code Quantity
2512 F1%
J5%
2512
T
0603
0.002 = 2L00
Four characters with the multiplier
used as the decimal holder.
"L" used as multiplier of 103 for any
value under 0.1 ohm
0.01 = 10L0
0.1 ohm = R100
Emboss
Paper Tape
CSM
Molded Metal Plate
Sensing Resistor
0.33W
3W
Size
Product Series
Power
Tolerance
Resistance Value
Packaging
Description
1%, 5%
CSM0603 0.33W (P*R) 1/2 5.6A ±100 ppm/ºC 0.01
CSM2512 3W (P*R) 1/2 37.8A ±75 ppm/ºC 0. 002 - 0.1
P= Rated Power (W)
R=Resistance V alue (Ω)
Operati on Temperature Range: CS M0603 = -55 ºC ~ + 155ºC; C SM2512 = -55ºC ~ +`170ºC
TCR
(ppm/ºC)
Ohmi c Range (Ω) and Tolerance
Maximum Curent
(A)
Maximum Working
Voltage
Type / C ode
Power Rati ng
(Watt)
Features:
Electrical Specifica tion
• High power metal alloy current sense resistor
• Molded package for superior heat dissipation
• Typical inductance <5nH
• Ideal for power supplies and motor drives
Electrical Specifica tions
Mechanical Speci fications
How to Order
Rev Date: 12/06/2012 2 www.seielect.com
This speci fication ma y be chang ed at a n y time witho ut pri or noti c e. marketing@seielect.com
Please confirm technical specifications before you order and/or use.
CSM Series
Molded Metal Plate Sensing Resistor
Stackpole Electronics, I nc.
Resistive Product Solutions
100
80
0
-55
20
155
Ambient Temperature (ºC)
40
60
70
125
Rated Power(%)
0.039 0.028 0.035 inches
1.00 0.70 0.90 mm
0.157 0.083 0.161 inches
4.00 2.10 4.10 mm
CSM2512
Type / Code
Unit
CSM0603
a
b
L
Ambient Temperature (ºC)
170
0
70
40
20
-55
100
80
60
Rated Power(%)
Tes t Items Conditi on of Test Test L imi ts
CSM2512 ±75 ppm/ ºC
CSM0603 ±100ppm/ ºC
Load Li fe
1000 hours at r ated power, 70ºC,
1. 5 hours ON, 0.5 hours OFF
±1%
Short Ti me Overload 5 X rated power for 5 seconds
±0.5% (for 0. 04 - 0.1Ω >
rated power x 2.5 for 5 seconds
Moi sture No Load 85ºC, 85% RH, 1000 hour s ±0.5%
Temper ature C ycle
-55ºC and +155ºC, 300 cycles,
15 mi nuntes per extr eme c ondition
±0.5%
Resi stance to Solder ing Heat 260±5ºC for 20±1 seconds ±0.5%
Solderability 245±5ºC for 2±0.5 seconds
At least 95% of sur face area of electr ode
must be c overed with new solder
Hi gh Temperature Exposure 170ºC for 1000 hours ±0.5%
Low Temper ature Storage -55ºC f or 1000 hours ±0.5%
Substr ate Bending Bending width 2mm ±1%
I nsulati on Resistance 100V DC for 1 minute > 100MΩ
Temper ature C oeff icient of Resistance
+ 25ºC ~ + 125ºC
Power Derating Curve:
CSM0603 CSM2512
Storage Conditions: temperature 5ºC ~ 35ºC; humidity 40% ~ 75%.
Solder Pad Dimensions
Performance Characteristics