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参数资料
| 型号： | RC |
| 厂商： | TT Electronics / Welwyn |
| 英文描述： | Precision Metal Film Resistors |
| 中文描述： | 精密金属膜电阻 |
| 文件页数： | 1/3页 |
| 文件大小： | 192K |
| 代理商： | RC |
Precision Metal
Film Resistors
RC series
CECC released products with low
TCRs over a wide resistance range
Resistance tolerance down to 0.05%
Express delivery available
Low noise and negligible voltage coefficient
General Note
Welwyn Components reserves the right to make changes in product specification without notice or liability.
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
Welwyn Components Limited Bedlington, Northumberland NE22 7AA, UK
Telephone: +44 (0) 1670 822181 Facsimile: +44 (0) 1670 829465 Email: info@welwyn-tt.com Website: www.welwyn-tt.com
173
RC55
RC65
RC70
Notes
Commercial
Power rating at 70°C
watts
0.25
0.5
1.0
Resistance range
ohms
1R to 4M
1R to 10M
Limiting element voltage
volts
350
500
Isolation voltage
volts
500
700
TCR (20 to +70°C) & codes
ppm/°C
5(V), 10(T), 15(Y), 25(D), 50(C) & 100(Z)
See resistance
Resistance tolerance
%
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
restrictions
Electrical Data
Issue B 03.02
A subsidiary of
TT electronics plc
Welwyn Components
Approved CECC 40101-004
H
J
K
L
Power rating at 70°C
watts
0.063
0.125
0.25
0.5
Resistance range
ohms 1R to 1M 1R to 1M 1R to 1M
10R to 1M
Limiting element voltage
volts
200
250
350
Isolation voltage
volts
280
350
500
TCR & codes
ppm/°C
15(Y), 25(D), 50(C) & 100(Z)
See resistance
Resistance tolerance (code)
%
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
restrictions
Approved CECC 40101-804
A
B
C
Power rating at 70°C
watts
0.125
0.25
0.5
Resistance range
ohms
1R to 1M
10R to 1M
Limiting element voltage
volts
200
250
350
Isolation voltage
volts
280
350
500
TCR & codes
ppm/°C
15(T), 25(E) & 50(C)
See resistance
Resistance tolerance (code)
%
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
restrictions
Standard values
E24, E96 preferred
Any value
Thermal impedance
°C/watt
110
70
60
to order
Ambient temperature range
°C
-55 to +155
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