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參數(shù)資料
| 型號(hào)： | RC55C-178RDI |
| 英文描述： | WIDERSTAND PRAEZISION METALL 178R 0.25W |
| 中文描述： | WIDERSTAND精密金屬178R 0.25W |
| 文件頁(yè)數(shù)： | 1/3頁(yè) |
| 文件大?。?/td> | 145K |
| 代理商： | RC55C-178RDI |
Electrical Data
RC55
RC65
RC70
NOTES
COMMERCIAL
Power rating at 70°C
Resistance range
Limiting element voltage
Isolation voltage
TCR (20 to +70°C) & codes
Resistance tolerance
watts
ohms
volts
volts
ppm/°C
0.25
0.5
1.0
1R to 4M
350
500
1R to 4M
350
500
1R to 10M
500
700
5(V), 10(T), 15(Y), 25(D), 50(C) & 100(Z)
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
See resistance
restrictions
%
APPROVED CECC 40101-004
Power rating at 70°C
Resistance range
Limiting element voltage
Isolation voltage
TCR & codes
Resistance tolerance (code)
H
J
K
K
L
watts
ohms
1R to1M 1R to1M 1R to1M
volts
200
volts
280
ppm/°C
%
0.063
0.125
0.25
0.25
0.5
10R to 1M
250
350
10R to 1M
350
500
200
280
250
350
15(Y), 25(D), 50(C) & 100(Z)
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
See resistance
restrictions
APPROVED CECC 40101-804
Power rating at 70°C
Resistance range
Limiting element voltage
Isolation voltage
TCR & codes
Resistance tolerance (code)
A
B
B
C
watts
ohms
volts
volts
ppm/°C
0.125
1R to 1M
200
280
0.25
0.25
0.5
1R to 1M
250
350
10R to 1M
250
350
15(T), 25(E) & 50(C)
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
10R to 1M
350
500
See resistance
restrictions
%
Standard values
Thermal impedance
Ambient temperature range
E24, E96 preferred
70
-55 to +155
Any value
to order
°C/watt
110
60
°C
Welwyn Components Limited
Bedlington, Northumberland NE22 7AA, England Tel: 01670 822181 Fax: 01670 829465 Web: http://www.Welwyn-TT.co.uk
Issue A 07/99
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.
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
173
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| RC55C-178RDI | 制造商:TT Electronics / Welwyn 功能描述:RESISTOR 0.25W 0.5% 178R |
| RC55C-17K8DI | 制造商:TT Electronics / Welwyn 功能描述:RESISTOR 0.25W 0.5% 17K8 |
| RC55C-17K8DI | 制造商:TT Electronics / Welwyn 功能描述:RESISTOR 0.25W 0.5% 17K8 |
| RC55C-187KDI | 制造商:TT Electronics / Welwyn 功能描述:RESISTOR 0.25W 0.5% 187K |
| RC55C-187KDI | 制造商:TT Electronics / Welwyn 功能描述:RESISTOR 0.25W 0.5% 187K |
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