MR12

(0.125W)

MR25/M

(0.25W)

MR50/M

(0.50W)

MR100/M

(1W)

MR200/M

(2W)

MR300M

(3W)

Terminal Strength

Direct load for 10 sec. in the direction off the terminal leads

Tensile : ? 2.5Kg

Operating Temperature

ΔR ? ±(0.5% +0.05Ω)

ΔR ? ±(1.5% +0.05Ω)

Load Life

ΔR ? ±(1.5% +0.05Ω)

Dielectric Withstanding Voltage

ΔR ? ±(0.5% +0.05Ω)

Solering Heat Resistance

Insulation Resistance

JIS-C5202 5.6

In V-Block

>10,000MΩ

Solder Ability

JIS-C5202 6.5

95% minimum coverage

0.05%, 0.1%, 0.25%, 0.5%, 1%

Load Life in Humidity

ITEMS

Short Time Overload

Pulse Overload

ΔR ? ±(0.25% +0.05Ω)

ΔR ? ±(0.75% +0.05Ω)

-55°C to +155°C (derated at 70°C / see chart)

Temperature Coefficient (ppm / °C)

5ppm, 10ppm, 15ppm, 25ppm, 50ppm, 100ppm, 200ppm

Tolerance

ELECTRICAL CHARACTERISTICS

RoHS

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

FILM RESISTORS

CR Series: Standard Carbon Film

Page 2 of 3

DERATING CURVE

Ambient Temperature (°C)

Rated continuous Working Voltage (RCWV) =

VALUE

RESISTANCE

RATING

POWER

.

*

.

.

COLOR CODE CHART

Color

1st Band 2nd Band

3rd Band

Multiplier Tolerance Tolerance

(B ~ F Tol)

Code

Black

0

0

0

10

0

Brown

1

1

1

10 1

F

Red

2

2

2

10 2

G

Orange

3

3

3

10 3

Yellow

4

4

4

10

4

Green

5

5

5

10

5

D

Blue

6

6

6

10

6

C

Violet

7

7

7

10

7

B

A

Gray

8

8

8

10

8

White

9

9

9

10 9

Gold

10 -1

J

Silver

10 -2

K

1st Band

2nd Band

Multiplier

Tolerance

1st Band

2nd Band

3rd Band

Multiplier

Tolerance

≤

≥

C2FR06

2020.01.29

≤

≤

≤

≤

≤

≤

0

20

40

60

80

100

0

20

40

60

80

100

120

140

160

3Ws 2W

2Ws 1W

1/4Ws 1/8W

1/2Ws 1/4W

HOT-SPOT TEMPERATURE

Applied Load % of RCWV

1Ws 1/2W