RC55 Datasheet, PDF (1/3 Pages) List of Unclassifed Manufacturers – Precision Metal Film Resistors

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
Electrical Data
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
%
RC55
RC65
RC70
NOTES
0.25
0.5
1.0
1R to 4M
1R to 4M
1R to 10M
350
350
500
500
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
H
J
K
K
L
Power rating at 70°C
watts 0.063 0.125 0.25
0.25
0.5
Resistance range
ohms 1R to 1M 1R to 1M 1R to 1M 10R to 1M
10R to 1M
Limiting element voltage
volts 200
200
250
250
350
Isolation voltage
volts 280
280
350
350
500
TCR & codes
ppm/°C
15(Y), 25(D), 50(C) & 100(Z)
Resistance tolerance (code)
%
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
watts
Resistance range
ohms
Limiting element voltage
volts
Isolation voltage
volts
TCR & codes
ppm/°C
Resistance tolerance (code)
%
A
0.125
1R to 1M
200
280
B
B
C
0.25
0.25
0.5
1R to 1M
10R to 1M
10R to 1M
250
250
350
350
350
500
15(T), 25(E) & 50(C)
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
See resistance
restrictions
Standard values
Thermal impedance
Ambient temperature range
°C/watt
°C
E24, E96 preferred
Any value
110
70
60
to order
-55 to +155
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, England Tel: [phone] Fax: [phone] Web: http://www.Welwyn-TT.co.uk
Issue A 07/99
173