Precision Non-Military
Precision Non-Military
Precision Non-Military
Metal Glaze™ Resistors
™
Welwyn Components
Metal Glaze Resistors
Metal Glaze™ Resistors
Welwyn Components
RG series
RG series
RG series
Excellent pulse handling
Excellent pulse handling
Excellent alternative
Carbon comp. pulse handling
Carbon comp. alternative
1/8Carbontoto watts
watt comp. alternative
1/8 watt 3 3 watts
watts
1/8 watt to 3 megohms
0.4 0.4 ohm to 5.1 megohms
ohm to 5.1
0.4 ohm 5%5.1 megohms
0.5% to to tolerance; 0.1% in selected ranges
0.5% to 5% tolerance; 0.1% in selected ranges
0.5% to 5% tolerance; 0.1% in selected ranges
±25 ppm/°C to ±200 ppm/°C
·
·
·
·
·
·
±25 ppm/°C toto ±200 ppm/°C
±200 ppm/°C
±25 ppm/°C
Electrical Data
Electrical Data
Power
Power
MIL
Type
Type
RG 1/81
Type
1/81
-
RG 1/4 1/2
RG
-
1/2
RG TO-501
TO-501 1
T2-50
-
T9-501
T2-501
TF-05
T9-501
TF-07
TF-051
-
RG
RG 1/4
1
TF-20
TF-07
Marking
Rating
Volt.
Resistance
Size
(ppm/°C)
(watts @70°C)
Rtg.
Range (Ω)
(watts)
2, 5
200
0.25
200
4R3 to 1M5
0.125
0.55
2506
4R3 to 5M1
0.25
Tol
Band
-
T.C.
(±%)
2, 5
Band
Band
(ppm/°C)
200
5
200
0.25
Band
Legend
5
.5, 1
-
-
Legend
Legend
.5, 1
.5,
100
50
0.25
0.125
200 200
-
-
Legend
Legend
.5, 1
.5, 1
25
50
0.125
0.125
200 200
-
-
Band/Legend
Legend
1, 2, 5
.5, 1
100
25
0.25
0.125
-
Band/Legend
Band/Legend
1, 2, 5
1, 2, 5
100
100
0.5
0.25
-
Band/Legend
1, 2, 5
100
1
1
504, 100
0.5
100
0.5
50 , 100
0.75
-
Band/Legend
1, 2, 5
Flame Resist2
Legend
1
GF-07
Flame Resist2
GF-60
Flame Resist2
Legend
Legend
Legend
100
100
2, 5
504, 100
4
1
GF-07 Flame Resist 2
GF-20 Flame Resist
Legend
Legend
2, 5
2, 5
GF-60 Flame Resist 2
GF-3
Flame Resist
Legend
Legend
1, 1 5
2,
GF-20
Legend
2
2
Flame Resist
2
Flame Resist
GF-3GS-3Flame Resist2 2
GS-3RG-07
Flame Resist2
RG-20
Legend
Legend
Band
Legend
100
100
50 , 100
200
4
2, 5
100
1, 2,
1, 2, 5
504, 100
200
1,2, 55
2,
200
504, 100
0.251
0.5
1
0.5
0.5
0.75
20.75
4R3 to 1M5
3 3
0.5 2
1
Dimens.
Code
(watts)
0.125
1
Dimens.
Code
1
2
3
2
1
3
10R
10R to 1Mto 1M0.125 0.125
1
1
10R to1M to 1M0.125 0.125
10R
1
1
0R4, 9M9 to1M 0.125 0.125
10R
250 200 0R4 to0R4, 9M9 0.25 0.125
9M9
250
0R4 to 9M9
0.5
1
1
2
1
3
250
2
250
350
250
250
250
0R4 to 9M9
0R4, 2M
0.25
0R4, 2M
0.25
0R4, 2M
0.5
0.25
0R4 to 9M9
0.5
0R4, 2M
0.25
350 250
0R4,
0R4, 2M 2M
0.5
0.25
750 350
0R4,
1R to 2M 2M
3
0.5
30.75
2 2
350
0R4, 2M
1000750
1R to 1R to 2M
3M
2
3
2
2
4
4
2
5
4
0.5
3
2501000 4R3 to 1R to 3M 0.25
5M1
4R3 to 5M1
0.5
3
3
5
2
5
Band
2, 5
200
-
Band/Legend
.1, .5, 13
100
0.5
-
Legend
.1, .5, 13
50
0.25
200
Legend
.1, .5, 13
25
0.25
200
10R to
300 200 10R to 3M01 3M010.5
0.25
4
2
10R to
250 200 10R to 3M01 3M010.5
10R to
250 200 10R to 3M01 3M010.5
0.25
4
2
0.25
4
2
3
-
RG-20
-
TO-55
T0-60
-
-
Band/Legend
Band/Legend
.1, .5, 13
.1, .5, 1
100
100
T2-55
T2-60
-
-
Legend
Legend
3
.1, .5, 13
.1, .5, 1
50
50
0.25
0.5
T9-55
T9-60
-
-
Legend
Legend
3
.1, .5, 13
.1, .5, 1
25
25
0.25
0.5
-
Band
Band
2, 5
2, 5
3
200
200
0.5
1
0.5
0.75
350
4
5
-
RG-07
T9-55
Range (Ω)
Size
200 200
1, 2, 5
T2-55
200
Resistance
6
4R3 to
0.25
350 250 4R3 to 5M1 5M1 0.5
4R3 to
200 350 10R to 1M 5M1
0.125 0.5
-
200
100
5
1 0.5
Rtg.
-
Band/Legend
TO-55
(watts @70°C)
Volt.
5
5
-
200
200
Rating
Band
Band
Flame Resist2
GF-55
T.C.
(±%)
Marking
-
GF-55
TF-20
Nominal
Nominal
Tol
MIL
Type
Max.
Max.
200
250
350
10R to 3M01
0.25
10R to 3M01
0.25
10R to 3M01
0.25
3
4R3 to 5M1
0.25
4R3 to 5M1
0.5
2
2
2
3
2
T0-60
Band/Legend
.1, .5, 1
100
0.75 4
300
10R to 3M01
0.5
4
1
Below 10 ohms only available in 100 ppm.
Conformally coated construction on all 1/8W nominal size resistors.
3
T2-60
Legend
.1, .5, 1
50
0.5 5 1 watt @ 70°C available -3M01 factory.
250
10R to consult
0.5
4
2
Contact factory for details on flame-resistant specifications.
3
factory for details on higher voltage rating. 4
T9-60
Legend above .1, .5, 13
25
0.5 6 Contact 250
10R to 3M01
0.5
Only available in F tolerance
2M ohm.
3
1
2
3
4
Below 10 ohms only available in 100 ppm.
Conformally coated construction on all 1/8W nominal size resistors.
5
1 watt @ 70°C available - consult factory.
Contact factory for details on flame-resistant specifications.
General Note
6
Only available in reserves the right to make changesohm. specification without notice or liability. Contact factory for details on higher voltage rating.
General Note
Welwyn Components F tolerance above 2M in product
TT electronics reserves the to Welwyn’s own data and is considered accurate at time of going to print.
A subsidiary of
All information is subject right to make changes in product specification without notice or liability.
TT electronics plc
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© Welwyn Components Limited · Bedlington, Northumberland NE22 7AA, UK
03. 08
Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
© TT electronics plc
General Note
184
Welwyn Components reserves the right to make changes in product specification without notice or liability.
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