IRC TT GF-20D1002J Thick film metal glaze resistor Datasheet

Thick Film
Metal Glaze™ Resistor
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GF Series
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• Rugged molded jacket
• Flame resistant construction
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• Metal Glaze™ thick film element
• High temperature soldered termination
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Electrical Data
IRC
Type
Flamability
Marking
Tolerance
(±%)
T.C.
(ppm/°C)
IRC Power Rating
(watts @ °C)
GF-55
GF-07
Flame Resist¹
Flame Resist¹
Stamp
Stamp
1
2, 5
50*, 100
100
1/2W @ 70°C
1/2W @ 70°C
GF-60
GF-20
Flame Resist¹
Flame Resist¹
Stamp
Stamp
1
2, 5
50*, 100
100
3/4W @ 70°C
3/4W @ 70°C
GF-3
Flame Resist¹
Stamp
1, 2, 5
200
2W @ 70°C
3W @ 25°C
*T.C. of 50 ppm/°C on values of 10 ohms or greater.
IRC
Type
Maximum Voltage
Rating
IRC Resistance
Range (ohms)
MIL Resistance
Range (ohms)
Nominal Size
Dimension Code
GF-55
GF-07
250
250
0.4 to 2M
0.4 to 2M
-
1/4W
1/4W
3
3
GF-60
GF-20
350
350
0.4 to 2M
0.4 to 2M
-
1/2W
1/2W
4
4
GF-3
750
1 to 2M
-
3W
5
NOTE: ¹Contact factory for details of flame-resistant specification.
General Note
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 going to print.
Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
A subsidiary of
TT electronics plc
GF Series Issue October 2008 Sheet 1 of 2
Thick Film
Metal Glaze™ Resistor
Physical Data
LL
BL
LD
BD
Dimensions
Dim
Code
Nominal
Size
Body Length
BL
Body Diameter
BD
Lead Length
LL
Lead Diameter
LD
Clean Lead
3
1/4
0.250 ± 0.015
(6.4 ± 0.4)
0.090 ± 0.008
(2.3 ± 0.2)
0.150 ± 0.125
(38.1 ± 3.2)
0.025 ± 0.002
(0.64 ± 0.05)
0.310
(7.9)
4
1/2W
0.390 ± 0.010
(9.9 ± 0.3)
0.140 ± 0.008
(3.8 ± 0.2)
0.150 ± 0.125
(38.1 ± 3.2)
0.025 ± 0.002
(0.64 ± 0.05)
0.450
(11.4)
5
3W
0.515 ± 0.010
(13.1 ± 0.3)
0.225 ± 0.008
(5.7 ± 0.2)
0.150 ± 0.125
(38.1 ± 3.2)
0.032 ± 0.002
(0.81 ± 0.05)
0.575
(14.6)
Ordering Data
Sample Part No.
GF
-
20
D
1002
F
MIL Style
GS = Fixed film resistor. High stability
Power Rating
07 = 1/2 watt
20 = 3/4 watt
3 = 3 watt
T.C. Characteristics
D = ±100 ppm/°C
C = ±50 ppm/°C
Resistance
First three digits represent significant figures; fourth digit is number of zero’s.
Tolerance
F = ±1%, G = ±2%, J = ±5%
Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
GF Series Issue October 2008 Sheet 2 of 2
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