Riedon Inc. 300 Cypress Avenue Alhambra CA 91801 (626) 284-9901 (626) 284-1704
www.riedon.com
8/16
Type Power Rating
( W ) at 80°C
Resistances
( mΩ )
TCR
( ppm/°C ) Tolerances
Operating
Temperature
Range
MAX
Operating
Voltage
CSR1206 1 0.5 - 10 ±50
±200 (0.5mΩ)
0.5%(3)
1%
3%
5%
-55°C
to
+170°C
√(P*R)
CSR2010 1.5 0.5 - 10 ±50
±100 (0.5mΩ)
CSR2512 1
0.5, 0.75, 1, 1.5, 2 ±50
15 - 100
6, 6.5, 7, 10,
11, 12, 13, 14 ±75
4, 5, 10 ±100
2.5, 3 ±150
CSR2512A12
0.5, 0.75, 1, 1.5, 2
6.5, 7, 8, 9, 10, ±50
15 - 100
6, 6.5, 7, 10,
11, 12, 13, 14 ±75
4, 5, 10 ±100
2.5, 3 ±150
CSR2512B22.5 4, 4.5, 5, 6 ±50
CSR2512C23
0.5, 0.75 ±100
10 - 14 ±75
1, 1.5, 2, 3, ±50
15 - 100
CSR Series
• Resistances from 0.5 mOhm to 100 mOhm
• Power Rating up to 3 Watts
• Resistance Tolerances to ± 0.5%
• TCR’s to ±50 ppm/°C
• Sizes: 1206 / 2010 / 2512
SPECIFICATIONS
Power Current Sense Chip Resistor
1 6.5, 7, 8, 9 mΩ at 50ppm have green coating
2 All values under 10 mΩ have green coating
3 0.5% applies to 15mΩ and above
• Low Inductance (< 5nH)
Riedon Inc. 300 Cypress Avenue Alhambra CA 91801 (626) 284-9901 (626) 284-1704
www.riedon.com
8/16
Test Specifi cation Test Method
Black Coating Green Coating
Temperature Coeffi cient
of Resistance As Spec. +25/-55/+25/+125/+25°C
Short Time Overload +1.0% +1.0% 5x rated power for 5 seconds
Load Life +1.0% +1.0%
70±2°C, Max. working voltage for 1000 hrs with 1.5 hrs
“ON”
and 0.5 hrs “OFF”
Dry Heat +1.0% +1.0% at +170°C for 1000 hrs
Solderability
Terminal Finish = Nickel Tin 95% min. coverage 245±5°C for 3 seconds
Resistance to Soldering
Heat +0.5% +1.0% 260±5°C for 10 seconds
Thermal Shock +0.5% ±(0.5%+0.05Ω) -55°C ~ 150°C, 100 cycles
Resistance Elements 0.5mOHM to 3mOHM Manganese, Copper
3.5mOHM to 10mOHM Aluminum, Iron, Chromium
Specifi cations
*Green Coating can’t be used in solder bath
CSR Series
Power Current Sense Chip Resistor
Reel Sizes Type Quantity
CSR1206
Embossed Tape 2000
CSR2010
CSR2512*
Ordering Information
Part Description: Part Type - Resistance - Tolerance - TCR
Example: CSR2512 1mOhm 1% 50ppm
Power Derating Curve
0 20 40 60 80 100 120
0
20
40
60
80
100
120
Power ( % )
Ambient Temperature (°C)
140 160 180
*10 mΩ & above is 4Kpc/T&R
Riedon Inc. 300 Cypress Avenue Alhambra CA 91801 (626) 284-9901 (626) 284-1704
www.riedon.com
8/16
Specifi cations
Part Power Rating Resistance
Value L (mm) B (mm) D (mm) C (mm)
CSR1206 1 0.5 3.20±0.25 1.60±0.10 0.60±0.20 1.35±0.25
CSR1206 1 0.75 3.20±0.25 1.60±0.10 0.60±0.20 1.23±0.25
CSR1206 1 1, 4, 5, 6 3.20±0.25 1.60±0.10 0.60±0.20 1.10±0.25
CSR1206 1 2, 3, 10 3.20±0.25 1.60±0.10 0.60±0.20 0.60±0.25
CSR1206 1 7, 8, 9 3.20±0.25 1.60±0.10 0.60±0.20 0.90±0.25
CSR2010 1.5 0.5 5.08±0.25 2.54±0.15 0.60±0.20 2.17±0.25
CSR2010 1.5 0.75 5.08±0.25 2.54±0.15 0.60±0.20 2.04±0.25
CSR2010 1.5 1 5.08±0.25 2.54±0.15 0.60±0.20 1.84±0.25
CSR2010 1.5 2, 6, 7, 8 5.08±0.25 2.54±0.15 0.60±0.20 1.54±0.25
CSR2010 1.5 3 5.08±0.25 2.54±0.15 0.60±0.20 1.04±0.25
CSR2010 1.5 4, 5 5.08±0.25 2.54±0.15 0.60±0.20 1.84±0.25
CSR2010 1.5 9, 10 5.08±0.25 2.54±0.15 0.60±0.20 1.29±0.25
CSR2512 1 0.5 6.35±0.254 3.18±0.254 1.25±0.20 1.30±0.38
CSR2512 1 0.75 6.35±0.254 3.18±0.254 0.75±0.20 1.30±0.38
CSR2512 1 1 6.35±0.254 3.18±0.254 0.65±0.20 1.30±0.38
CSR2512 1 1.5 6.35±0.254 3.18±0.254 0.45±0.20 1.30±0.38
CSR2512 1 2 6.35±0.254 3.18±0.254 0.35±0.20 1.30±0.38
CSR2512 1 2.5 6.35±0.254 3.18±0.254 0.65±0.20 1.30±0.38
CSR2512 1 3 6.35±0.254 3.18±0.254 0.55±0.20 1.30±0.38
CSR2512 1 4 6.35±0.254 3.18±0.254 0.45±0.20 1.30±0.38
CSR2512 1 5 6.35±0.254 3.18±0.254 0.35±0.20 1.30±0.38
CSR2512 1 6 6.35±0.254 3.18±0.254 0.32±0.20 1.30±0.38
CSR2512 1 6.5 6.35±0.254 3.18±0.254 0.30±0.20 1.30±0.38
CSR2512 1 7 6.35±0.254 3.18±0.254 0.27±0.20 1.30±0.38
CSR2512
CSR2512A
CSR2512C
1 to 3 10 - 100 6.40±0.25 3.20±0.25 0.70±0.20 0.90±0.30
CSR2512 w/
Green Coating 1 to 3 0.5 6.35±0.25 3.00±0.20 0.60±0.20 2.68±0.25
CSR2512 w/
Green Coating 1 to 3 0.75 6.35±0.25 3.00±0.20 0.60±0.20 2.48±0.25
CSR2512 w/
Green Coating 1 to 3 1, 5, 6 6.35±0.25 3.00±0.20 0.60±0.20 1.93±0.25
CSR2512 w/
Green Coating 1 to 3 1.5, 6.5, 7 6.35±0.25 3.00±0.20 0.60±0.20 1.43±0.25
CSR2512 w/
Green Coating 1 to 3 2, 3 6.35±0.25 3.00±0.20 0.60±0.20 1.18±0.25
CSR2512 w/
Green Coating 1 to 3 4, 4.5 6.35±0.25 3.00±0.20 0.60±0.20 2.18±0.25
Power Current Sense Chip Resistor
CSR Series
