CSRL Series
Power Metal Element Current Sense Chip Resistor
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Resistances from 0.5 mOhm to 200 mOhm
Power Rating up to 3 Watts
Resistance Tolerances to ± 0.5%
TCR’s to ±25 ppm/°C
Sizes: 1206 & 2512
Non-Inductive Metal Element (< 5nH)
Electrical Specifications
Type
Power Rating
( W ) at 70°C
CSRL1 (1206)
1
Resistances ( mW ) *
TCR (ppm/°C)
8, 10, 12, 15, 20, 25, 30, 33, 40
±50
3, 4, 5, 7, 8, 10, 12, 15, 20 , 25, 30, 33, 40
±75, ±100
0.5, 0.75, 1, 1.5, 2
±50
3, 4, 5, 6, 7, 18, 20, 22, 25, 30, 33, 35, 39, 40, 47, 50,
CSRL3 (2512)
3
0.5%, 1%, 5%
1%, 5%
±25
60, 68, 70, 75, 80, 82, 90, 91, 100, 120, 150, 180, 200
3, 4, 5, 6, 7, 8, 9, 10, 12, 15, 18, 20, 22, 25, 30, 33, 35,
39, 40, 47, 50, 60, 68, 70, 75, 80, 82, 90, 91, 100, 120
Available
Tolerances
0.5%, 1%, 5%
±50, ±75
150, 180, 200
* Other resistance values may be available, please consult factory | Maximum Operating Voltage =SQRT(P*R)
Environmental Specifications
Operating Temperature Range
-55°C to +170°C
Terminal Finish
Nickel / Tin
Test
ΔR
Test Method
TCR
As Specified
+25°C ~125°C, 25°C is the reference temperature
Short Time Overload
+1.0%
5 times rated power for 5 seconds
Load Life
+1.0%
70+2°C, rated power for 1000 hrs with 1.5 hrs “ON” and 0.5 hr “OFF”
Dry Heat
+1.0%
+170°C for 1000 hrs
Solderability
95% min
245+5°C for 3 seconds
Resistance to Soldering Heat
+0.5%
260+5°C for 10 seconds
Thermal Shock
+1.0%
-55°C to +155°C, 5 cycles
Insulation Resistance
≥10G
100V DC for 1 minute
Biased Humidity
+1.0%
1000 hrs 85°C / 85%RH 10% of operating power
Dry Heat
+1.0%
+170°C for 1000 hrs
Bending Strength
+1.0%
Bending width 2mm once for 60 seconds
Low temperature Storage
± 1.0%
-55°C for 2 hrs
Riedon Inc.
© Riedon, Inc.
300 Cypress Avenue Alhambra CA 91801
(626) 284-9901
www.riedon.com
sales@riedon.com
(626) 284-1704
Revised: 202106_003
CSRL Series
Power Metal Element Current Sense Chip Resistor
Dimensions
Resistance
Type
CSRL1
CSRL3
Resistor Body
( mW )
L (mm)
B (mm)
3 - 40
3.10±0.10
1.60±0.10
0.5
6.35±0.254
0.75
Suggested Land Pattern
C (mm)
D (mm)
Mass *
S (mm)
T (mm)
W (mm)
(g/1000)
0.45±0.15 0.60±0.10
1.50
1.40
1.70
9.06
3.18±0.254
1.30±0.38 1.25±0.20
2.95
2.70
3.60
184.11
6.35±0.254
3.18±0.254
1.30±0.38 0.75±0.20
2.95
2.70
3.60
131.11
1
6.35±0.254
3.18±0.254
1.30±0.38 0.65±0.20
2.95
2.70
3.60
110.85
1.5
6.35±0.254
3.18±0.254
1.30±0.38 0.45±0.20
2.95
2.70
3.60
67.16
2
6.35±0.254
3.18±0.254
1.30±0.38 0.35±0.20
2.95
2.70
3.60
49.30
3 - 200
6.40±0.25
3.20±0.25
0.90±0.30 0.70±0.20
4.00
2.00
3.50
40.20
*CSRL1, 5000 per reel | CSRL3 ≤ 0.003W, 2000 per reel, all other values, 4000 per reel
Suggested Landing Patter
Power Derating Curve
FR4 copper board, 100μm of copper pad thickness
120
Power ( % )
100
80
60
40
20
0
0
20
40
60
80
100
120
140
160
180
Ambient Temperature (°C)
Ordering Information
Example:
TYPE - CSRL
CSRL3 0.01 OHM 1% 50PPM
Resistance
TCR
if omitted, highest value will be supplied
fixed values between
0.0005 and 0.2 ohm see table
1, 3
size/power rating
Riedon Inc.
© Riedon, Inc.
0.5% 1% 5%
tolerance resistance value dependent
300 Cypress Avenue Alhambra CA 91801
(626) 284-9901
www.riedon.com
sales@riedon.com
(626) 284-1704
Revised: 202106_003