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CRM2512-FX-R100ELF Datasheet, PDF (1/3 Pages) Bourns Electronic Solutions – Pulse Resistant Power Resistor | |||
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*RoHS COMPLIANT
Features
â Thick ï¬lm technology
â Power rating of 2 watts at 70 °C
â RoHS compliant*
Applications
â Power supplies
â Stepper motor drives
CRM2512 - Pulse Resistant Power Resistor
Electrical Characteristics
Characteristic
Power Rating @ 70 °C
Operating Temp. Range
Derated to Zero Load at
Maximum Working Voltage
Maximum Overload Voltage
Insulation Resistance
Resistance Range
Resistance Tolerance
Temperature Coefï¬cient
Model
CRM2512
(0.110 to 0.91 Ω)
Model
CRM2512
(0 Ω, 1.0 Ω to 1.0 MΩ)
2W
-55 °C to +155 °C
+155 °C
1349 mV
300 V
2698 mV
600 V
> 1000 MΩ
0.110 - 0.91 Ω
(E24 Values)
0 Ω,
1.0 - 1 MΩ
(E24 Values)
1 Ω - 9.1 Ω
(E24 Values)
10 Ω - 1 MΩ
(E96 Values)
±1 % & ±5 %
±5 %
±1 %
±100 PPM/°C ±200 PPM/°C ±100 PPM/°C
Notes:
(1) CRM2512 2 W loading with total solder pad and trace size of 300 mm2.
(2) E = (PxR)1/2
E: Working Voltage (V); P: Rated Power (W); R: Resistance Value (Ω)
(3) Jumper (0 Ω): Rated current 6 A maximum with 300 mm2 pad.
For Standard Values Used in Capacitors, Inductors, and Resistors, click here.
Soldering Proï¬le
250
Peak 260 +5/-0 °C
230 °C or higher
200
180 °C
Pre-heating Zone
150
150 °C
90 ± 30 seconds
100
30 ± 10 seconds
Soldering Zone
50
Heating Time
Derating Curve
100
General Information
The Bourns® CRM2512 Series is a
thick- ï¬lm 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 inrush
current limiting.
Characteristic Data
Test
Load Life (1000 hours)
1 % Tolerance
5 % Tolerance
Short Term Overload
1 % Tolerance
5 % Tolerance
Thermal Shock
1 % Tolerance
5 % Tolerance
ÎR Max.
<1%
<3%
<1%
<2%
< 0.5 %
<1%
Product Dimensions
6.3 ± 0.20
(0.248 ± 0.008)
TOP SIDE
3.1 ± 0.20
(0.122 ± 0.008)
0.6 ± 0.20
(0.024 ± 0.008)
0.6 ± 0.20
(0.024 ± 0.008)
1.8 ± 0.20
(0.070 ± 0.008)
Recommended Solder Pad Layout
2.45
(.096)
3.7
(.146)
-55
70
155
Ambient Temperature (°C)
7.6
(.299)
DIMENSIONS:
MM
(INCHES)
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Speciï¬cations are subject to change without notice.
Users should verify actual device performance in their speciï¬c applications.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
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