Datasheet

Note :
ELECTRICAL CHARACTERISTICS
STYLE CFR-12 CFR25S CFR-25 CFR50S CFR-50 CFR1WS CFR100 CFR2WS CFR200
Power Rating at 70ºC 1/6W 1/4W 1/2W 1W 2W
Operating Temp. Range -55ºC to +155ºC
Maximum Working Voltage 150V 200V 250V 300V 350V 400V 500V 500V 500V
Maximum Overload Voltage 300V 400V 500V 600V 700V 800V 1000V 1000V 1000V
Dielectric Withstanding Voltage 300V 400V 500V 500V 500V 700V 1000V 1000V 1000V
Value Range ±2%, ±5% 1Ω~10MΩ
Temperature Coefficient (by Type) see FIG. 1
* Standard resistance is 1Ω~10MΩ, below or over this resistance on request.
12
ENVIRONMENTAL CHARACTERISTICS
PERFORMANCE TEST TEST METHOD APPRAISE
Short Time Overload JIS-C-5202 5.5 2.5 Times RCW V for 5 Seconds ±(0.75%+0.05Ω)
Dielectric Withstanding Voltage JIS-C-5202 5.7 in V-Block for 60 Seconds by Type
Temperature Coefficient of Resistance JIS-C-5202 5.2 -55ºC to +155ºC by Type
Insulation Resistance JIS-C-5202 5.6 in V-Block >1000MΩ
Solderability JIS-C-5202 6.5 235ºC for 5±0.5 Seconds 95% Min. Coverage
Resistance to Solvent JIS-C-5202 6.9 Trichroethane for 1 Min. with Ultrasonic
No Deterioration of
Coatings and Markings
Terminal Strength Direct Load for 10 Sec. in The Direction of The Terminal Leads ≥2.5kg (24.5N)
Pulse Overload JIS-C-5202 5.8 4 Times RCW V 10000 Cycles (1 Sec. on , 25 Sec. off) ±(1%+0.05Ω)
Load Life in Humidity JIS-C-5202 7.9
40±2ºC, 90~95% RH at RCW V for 1000 Hrs.
±(3%+0.05Ω)
(1.5 Hrs. on , 0.5 Hrs. off )
Load Life JIS-C-5202 7.10 70ºC at RCW V for 1000 Hrs. (1.5 Hrs. on , 0.5 Hrs. off) ±(3%+0.05Ω)
Temperature Cycling JIS-C-5202 7.4 -65ºC
➞
Room Temp.
➞
150ºC
➞
Room Temp. for 5 Cycles ±(1%+0.05Ω)
Resistance to Soldering Heat JIS-C-5202 6.4 350ºC±10ºC for 3±0.5 Seconds ±(1%+0.05Ω)
* Rated Continuous Working Voltage (RCW V)= Power Rating x Resistance Value