Features
Applications
nꢀ Thickꢀfilmꢀtechnology
nꢀ Powerꢀratingꢀofꢀ2ꢀwattsꢀatꢀ70ꢀ°C
nꢀ Lowꢀresistanceꢀvalueꢀavailable
nꢀ RoHSꢀcompliant*
nꢀ Currentꢀsensing
nꢀ Powerꢀsupplies
nꢀ Stepperꢀmotorꢀdrives
nꢀ Snubberꢀresistorꢀforꢀflybackꢀpowerꢀsupplies
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CRM2512 - High Power Current Sense Chip Resistors
General Information
Additional Information
The Bourns® CRM2512 Series is a thick film power resistor with a rating of 2 watts in
a standard 2512 chip format. This product has a very wide resistance range, making it
suitable for different applications in power supply circuits including current sensing and
current limiting.
Click these links for more information:
PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT
LIBRARY
Electrical Characteristics
Model CRM2512
Characteristic
Power Rating @ 70 °C
(0.047 to 0.91 W)
(0 W,1 W to 1 M W)
2 W
Operating Temp. Range
Derated to Zero Load at
Maximum Working Voltage
Maximum Overload Voltage
Insulation Resistance
-55 °C to +155 °C
+155 °C
1349 mV
3017 mV
300 V
600 V
> 1000 MW
0.047 - 0.91 W
(E24 Values)
1 W - 9.76 W
(E96 + E24 Values)
10 W - 1 MW
(E96 + E24 Values)
0 W, 1.0 - 1 MW
(E24 Values)
Resistance Range
Resistance Tolerance
Temperature Coefficient
±1 % & ±5 %
±1 %
±100 PPM/°C,
±200 PPM/°C
±1 %
±5 %
±100 PPM/°C
±100 PPM/°C
±200 PPM/°C
Zero Ohm Jumper
<0.02 W Max. Rated Current
6A
Notes:
(1) CRM2512 2 W loading with total solder pad and trace size of 300 mm2.
(3) Jumper (0 W): Rated current 6 A maximum with 300 mm2 pad.
Temperature coefficient is not applicable.
(2) E = (PxR)1/2
E: Working Voltage (V); P: Rated Power (W); R: Resistance Value (W)
For Standard Values Used in Capacitors, Inductors, and Resistors,
click here.
Characteristic Data
Test
Environmental Characteristics
Moisture Sensitivity Level.........................1
ΔR Max.
Load Life (1000 hours)
1 % Tolerance
< 1 %
< 3 %
5 % Tolerance
Short Term Overload
1 % Tolerance
< 1 %
< 2 %
5 % Tolerance
Thermal Shock
1 % Tolerance
5 % Tolerance
< 0.5 %
< 1 %
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
*RoHSꢀDirectiveꢀ2015/863,ꢀMarꢀ31,ꢀ2015ꢀandꢀAnnex.ꢀ
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.ꢀ
Theꢀproductsꢀdescribedꢀhereinꢀandꢀthisꢀdocumentꢀareꢀsubjectꢀtoꢀspecificꢀlegalꢀdisclaimersꢀasꢀsetꢀforthꢀonꢀtheꢀlastꢀpageꢀofꢀthisꢀdocument,ꢀandꢀatꢀwww.bourns.com/docs/legal/disclaimer.pdf.