INTRODUCTION

SPECIFICATIONS

CURRENT NOISE

PART NUMBER EXAMPLE

SURFACE TEMPERATURE RISE

High quality thermally conductive ceramic core with

carbon film and conformally protected by multiple

epoxy coatings.

FEATURES

•Exceptional Long Term Stability

•Flameproof Coating Available

•Special Values May Be Requested

FILM RESISTORS

CR Series: Carbon Film

DERATING CURVE

100

80

60

40

20

0

-55

-30

0

20

40

60

80

100

125

140

160

Ambient Temperature (°C)

70°C

150°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

±3% MAX

±3% MAX

±3% MAX

±2% AVG

±2% AVG

±2% AVG

±2% AVG

Resistance Temp.

<100K ohm ±4%

<100K ohm ±4%

<100K ohm ±4%

<100K ohm ±4%

Characteristics

<1M ohm ±4%

<1M ohm ±10%

<1M ohm ±6%

<1M ohm ±6%

(At 25°C ~ 105°C)

<1.5M ohm ±4%

<1.5M ohm ±14%

<1.5M ohm ±8%

<1.5M ohm ±12%

<3.3M ohm ±4%

<3.3M 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

CR 25 R - 10K - J

Nominal Resistance (ohms)

.003

.01

.032

.10

.32

1.0

3.2

100

1K

10K

100K

1M

Nominal Resistance (ohms)

100

10

0

-200

-400

-600

-800

-1000

1K

10K

100K

1M

C2CB02

REV 2004.5.7

DIMENSIONS (mm)

L±.5 D±.5

3.7

1.6

6.5

2.5

8.5

2.8

Small Type

CR25M

CR50M

CR100S

9

3.7

11

4.5

Type

CR12

CR25

CR50S

CR100

CR200

16

5

H

20

20

20

20

26

26

d±.05

0.5

0.6

0.6

0.7

0.8

0.8

Standard Tape Packing

T52

T52

T52

T52

T73

T73

5000

5000

5000

2500

2000

1000

•Special tape to tape size by request

RFE International • Tel:(949) 833-1988 • Fax:(949) 833-1788 • E-Mail Sales@rfeinc.com