IRC Wire and Film Technologies Division

General Note

A subsidiary of

TT electronics plc

GS-3 Series Issue January 2007

IRC reserves the right to make changes in product specification without notice or liability.

All information is subject to IRC’s own data and is considered accurate at time of printing.

© IRC Wire and Film Technologies Division

Telephone: 828 264 8861 • Facsimile: 828 264 8866 • Website: www.irctt.com

• 736 Greenway Road Boone, North Carolina 28607-1860

Performance Curves

W

d

L

H

Ordering Information

IRC Style

GS = (Fixed Film Resistor

High Stability)

Power Rating

3 = 3W@ 25ºC / 2W @ 70ºC

Sample Part No.

Resistance

First three digits represent significant figures;

fourth digit is number of zeros.

Tolerance

F = ±1%, G = ±2%, J = ±5%

RoHS Compliance

= Sn/Pb terminations

LF = RoHS-compliant product

TCR Characteristics

50 = ±50 ppm/°C

100= ±100 ppm/°C

200 = ±200 ppm/°C

GS-3 100 1000 J

Ambient Temperature (°C)

0

75

125

175

100

80

60

40

20

0

Derating Chart

Percent 25°C Power Rating

0

25

50

75

100

200

175

150

125

100

75

50

25

0

Hot Spot Temperature +25°C Ambient

TYPE

L

W

H

Ød

GS-3

0.515 ±0.010

0.225 ±0.008

1.50 ±0.125

0.032 ±0.002

(13.1 ±0.3)

(5.7 ±0.2)

(38.1 ±3.2)

(0.8128 ±0.05)