Description Performance Requirements Test Method
Resistance Temperature Coefficient (Resistance Range) (Maximum Resistance Value Range) Test Temperature
  -55~+20°C +20~°C +100°C +20°C/-55°C/+20°C/+100°C/+20°C
≦1KΩ ±6.5 ±5.0  
1.1KΩ~10KΩ ±10 ±6.0  
11KΩ~100KΩ ±13 ±7.5  
110KΩ~1MΩ ±15 ±10  
1.1MΩ~10MΩ ±20 ±15  
≧11MΩ ±25 ±20  
Voltage Coefficient ≦±0.035%/V use 10% and 100% rated voltage or maximum voltage (the lower) to test resistance value
Short-time Over load △R≦2.5%R 2.5time rated voltage or maximum over lad voltage (the lower)5 seconds
Wlith Standing Voltage No flasheover or breakcown Testing voltage 100v 1 minute
Terminal Strength Pulled △R≦±2%R
No Visible damage
Φd 0.6mm:Load 10N 10s
Winded Φd 0.6mm:Load 10N 90°
Twisted 360°in opposite direction
Resistance to Vibration R≦±2% No visible damage 3 direction 2 hours each
Solder-neat Resistance △R≦±2%R Marks legible, no bisible damage 4mm from the body.3 seconds
Solder ability At least 95% of the dipping surface must be covered by new solder, no flaws gather ed. 2 mm from the body. 2 seconds
Temperature Cyfcle R≦±2% No visible damage -55/+85℃ For 5 cycles
Humidity R≦±10% No visible damage 40℃ 95%RH 240 hours
70°C(Load Life) R≦±10% No visible damage Marks legible Rated voltage or maximum voltage,1.5 hours on, 0.5 hours off, 70 centigrade temperature 1000 hours