CR12 RFE
Document overview
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Technical content
Page 1
FILM RESISTORS CR Series: Carbon Film
INTRODUCTION
High quality thermally conductive ceramic core with carbon film and conformally protected by multiple epoxy coatings.
DIMENSIONS (mm)
| Type | Small T | ype L±.5 D± | .5 H | d±.05 | Standard Tape | Packing |
|---|---|---|---|---|---|---|
| CR12 | CR25 | M 3.7 1 | .6 20 | 0.5 | T52 | 5000 |
| CR25 | CR50 | M 6.5 2 | .5 20 | 0.6 | T52 | 5000 |
| CR50S | 8.5 2 | .8 20 | 0.6 | T52 | 5000 | |
| CR10 | 0S 9 3 | .7 20 | 0.7 | T52 | 2500 | |
| CR100 | 11 4 | .5 26 | 0.8 | T73 | 2000 | |
| CR200 | 16 | 5 26 | 0.8 | T73 | 1000 |
- Special tape to tape size by request
SPECIFICATIONS
FEATURES
- Exceptional Long Term Stability
- Flameproof Coating Available
- Special Values May Be Requested
DERATING CURVE
70°C

Ambient Temperature (°C)
| TYPE | CR12 | CR25M/25 | CR50M/50S | CR100S/100/200 |
|---|---|---|---|---|
| Rated Wattage at 70°C | 0.125W/0.16W | 0.25W | 0.50W | 1W/2W |
| Max. Working Voltage | 200V | 250V | 350V | 500V/750V |
| Max. Overload Voltage | 400V | 500V | 750V | 1000V |
| Resistance Tolerance | J(±5%) G(±2%) | J(±5%) G(±2%) | J(±5%) G(±2%) | J(±5%) G(±2%) |
| Ambient Temperature Range. | -55°C ~ +155°C | -55°C ~ +155°C | -55°C ~ +155°C | -55°C ~ +155°C |
| Life | ±3% MAX ±2% AVG | ±3% MAX ±2% AVG | ±3% MAX ±2% AVG | ±3% MAX ±2% AVG |
| Resistance Temp. Characteristics (At 25°C ~ 105°C) | <100K ohm ±4% <1M ohm ±4% <1.5M ohm ±4% <3.3M ohm ±4% | <100K ohm ±4% <1M ohm ±10% <1.5M ohm ±14% | <100K ohm ±4% <1M ohm ±6% <1.5M ohm ±8% <3.3M ohm ±12% | <100K ohm ±4% <1M ohm ±6% <1.5M ohm ±12% |
| Temperature Cycle | ±1% | ±1% | ±1% | ±1% |
| Short-time Overload | ±1% | ±1% | ±1% | ±1% |
| Moisture Resistance | ±3% MAX | ±3% MAX | ±3% MAX | ±3% MAX |
| Terminal Strength | ±0.5% | ±0.5% | ±0.5% | ±0.5% |
| Soldering Heat | ±0.5% | ±0.5% | ±0.5% | ±0.5% |
| Shock and Vibration | ±1% | ±1% | ±1% | ±1% |
| Resistance Range ±5% | 1 ohm ~ 10M ohm | 0.5 ohm ~ 22M ohm | 0.5 ohm ~ 22M ohm | 0.5 ohm ~ 22M ohm |
CURRENT NOISE

100 1K 10K 100K 1M
Nominal Resistance (ohms)
PART NUMBER EXAMPLE
CR 25 R - 10K - J
SURFACE TEMPERATURE RISE

Nominal Resistance (ohms)
RFE International • Tel:(949) 833-1988 • Fax:(949) 833-1788 • E-Mail Sales@rfeinc.com
C2CB02 REV 2004.5.7