Performance Comparison

PERFORMANCE

RCD's PR series resistors offer significant environmental performance improvements over carbon composition resistors. The following guideline is based on resistance values from 1 Ohm to 100KOhms.

  RCD PR SERIES CARBON COMP RESISTORS
Insulation Resistance 10,000MOhms Min 10,000MOhms Min
Voltage Coefficient .005%/V Max .007% .03%/V Max
Load Life 0.5% Max 6% Max
Short Time Overload 0.5% Max 1%-2.5% Max
Terminal Strength 0.2% Max 1% Max
Effect of Solder Heat 0.2% Max 2%-3% Max
Vibration 0.2% Max 1% Max
Shock 0.2% Max 2% Max
Humidity Resistance 1% Max 11% Max
Low Temperature Operation 0.5% Max 2% Max
Temperature Cycling 0.5% Max 2% Max
Temperature Coefficient +/-.012%/deg C Max -.046%/degC to +.112%/deg C

OPTIONS:

  • "X" = Non-inductive Design
  • "ER" = Group A Screening per MIL-R-39008 (RCR)
  • "S" = Group A Screening plus 24-hour burn-in at 1.5X rated power