Carbon Composition Resistors

CCR Series

92

Welwyn Components

Performance Data

Typical Change

Load at rated power: 1000hrs @ 25°C

±5%

Dry heat: 1000hrs @ 125°C

±5%

Long Pulse: 100mS at 60 x Rated Power

±2%

Short term overload: 2s at 6.25 x Rated Power

±2%

Derating from rated power @ 25°C

Zero at 125°C

Climatic sequence

±8%

Vibration

±2%

Temperature rapid change

±2%

Resistance to solder heat

±2%

Isolation voltage

V

500V

The graphs below show the value changes resulting from applying multiple pulses of increasing peak voltage. The pulse shape

was 1.2/50µS as defined in IEC 6100-4-5 / ANSI C62.41. The highest voltage plotted on each graph represents the maximum

peak voltage for that resistance value.

Pulse Performance

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Issue C · 03.06

0

0%

20%

40%

60%

80%

100%

120%

CCR1-240R

1.2/50 PeakVoltage /kV

MEAN

MIN

MAX

510

15

20

0

0%

20%

40%

60%

80%

100%

120%

CCR1-1K0

1.2/50 PeakVoltage /kV

MEAN

MIN

MAX

510

15

20

0

0%

20%

40%

60%

80%

100%

120%

CCR1-2K2

1.2/50 PeakVoltage /kV

MEAN

MIN

MAX

510

15

20

0

0%

20%

40%

60%

80%

100%

120%

CCR1-15K

1.2/50 PeakVoltage /kV

MEAN

MIN

MAX

510

15

20