Precision Metal Film Resistor
RC Series
• Resistance tolerance down to ±0.05%
• Low noise and negligible voltage coefficient
• CECC released product with low TCRs over a wide resistance range
• 100% tin plated (Pb-free, RoHS compliant) leads
Electrical Data
RC55
RC65
RC70
Notes
Commercial
Power Rating At 70°C
Resistance Range
Watts
Ohms
Volts
0.25
1R to 4M
350
0.5
1R to 4M
350
1.0
1R to 10M
500
Limiting Element Voltage
Isolation Voltage
Volts
500
500
700
TCR (20 to +70°C) & codes
Resistance Tolerance
ppm/°C
%
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
0.063
1R to 1M
200
J
0.125
1R to 1M
200
K
0.25
K
0.25
L
0.5
Power Rating At 70°C
Resistance Range
Watts
Ohms
Volts
1R to 1M
250
10R to 1M
250
10R to 1M
350
Limiting Element Voltage
Isolation Voltage
Volts
280
280
350
350
500
TCR & Codes
ppm/°C
%
15(Y), 25(D), 50(C) & 100(Z)
See resistance
restrictions
Resistance Tolerance (code)
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
Approved CECC 40101-804
Power Rating At 70°C
Resistance Range
A
0.125
1R to 1M
200
B
0.25
B
0.25
C
0.5
Watts
Ohms
Volts
1R to 1M
250
10R to 1M
250
10R to 1M
350
Limiting Element Voltage
Isolation Voltage
Volts
280
350
350
500
TCR & Codes
ppm/°C
%
15(T), 25(E) & 50(C)
See resistance
restrictions
Resistance Tolerance (code)
0.05(W), 0.1(B), 0.25(C), 0.5(D) & 1(F)
Standard Values
E24, E96 Preferred
70
Any value to
order
Thermal Impedance
Ambient Temperature Range
°C/Watt
°C
110
60
-55 to +155
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.
A subsidiary of
TT electronics plc
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
RC Series Issue December 2008 Sheet 1 of 3