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%
1 ~10M
Temperature Coefficient (by Type)
see TABLE 1
* Standard resistance is 1 ~10M , below or over this resistance on request.
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%+0.05 )
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
>1000M
Solderability
JIS-C-5202 6.5
235ºC for 5 0.5 Seconds
95% Min. Coverage
Resistance to Solvent
JIS-C-5202 6.9
IPA 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%+0.05 )
Load Life in Humidity
JIS-C-5202 7.9
40 2ºC, 90~95% RH at RCW V for 1000 Hrs.
(3%+0.05 )
(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%+0.05 )
Temperature Cycling
JIS-C-5202 7.4
-55ºC
➞Room Temp.➞+155ºC➞Room Temp. for 5 Cycles
(1%+0.05 )
Resistance to Soldering Heat
JIS-C-5202 6.4
350ºC 10ºC for 3 0.5 Seconds
(1%+0.05 )
* Rated Continuous Working Voltage (RCW V)=
Power Rating x Resistance Value
