제품소개> Cement Resistors
시멘트고정저항기 CEMENT FIXED RESISTORS
Tolerance : ±10% Standard, ±5% Also Available
Max. Working Voltage : E = √PR
Test Conditions & Test method
 1. 사용온도범위 Operating Temp. Range -40°C~ +155°C 
 2. 온도계수Temperature coefficient ?20Ω±260ppm/°C Maximum. 20Ω ±400ppm/°C Maximum 
 3. 절연저항 Insulation Resistance 20MΩ Minimum 
 4. 내전압 Dielectric Withstanding Voltage ±[1.0% + 0.05Ω] AC500V 1minutes 
 5. 단시간과부하 Short Time Overload ±[2.0% + 0.05Ω] 5×wattage rating- 5seconds 
 6. 내구성 Load Life ±[5.0% + 0.05Ω] Wattage rating 1.5hrs.-on, 30min-off, 1000hrs 
 7. 내습성 Moisture Resistance ±[3.0% + 0.05Ω] 40°C, 95%RH, 0.1×wattage rating. 1.5hrs.-on, 30min-off, 500hrs 
 8. 단자강도 Terminal Strength ±[1.0% + 0.05Ω] Pull-1kgf, Bent-1kgf (30secs-2cycles).
 9. 열충격 Thermal Shock ±[2.0% + 0.05Ω] 350 ±5°C, 2 hours) 
 10. 내진성 Vibration ±[2.0% + 0.05Ω] X-2 hours, Y-2 hours 
 11. 납내열성 Resistance to soldering heat ±[5.0% + 0.05Ω] 350°C± 10°C, 3.5s.  
RQA TYPE

RQL TYPE

RQR TYPE

RQB TYPE