Note :
ELECTRICAL CHARACTERISTICS
STYLE
RSF50S
RSF-50
RSF1WS
RSF100
RSF2WS
RSF200
RSF3WS/ RSF300
RSF5SS/
RSF500
RSF3WM
RSF5WS
Power Rating at 70ºC
1/2W
1W
2W
3W
5W
Operating Temp. Range
-55ºC to +155ºC
Maximum Working Voltage
250V
250V
300V
350V
350V
350V
400V/450V 500V
500V/600V 750V
Maximum Overload Voltage
400V
400V
500V
600V
600V
600V
700V/700V 800V
800V/800V 1000V
Dielectric WithstandingVoltage 350V
350V
400V
500V
500V
500V
600V/600V 700V
700V/800V 800V
Value Range
± 5%
1
Ω~510KΩ
Temperature Coefficient
± 300ppm/ºC
* Standard resistance is 1
Ω~510KΩ, below or over this resistance on request.
10
ENVIRONMENTAL CHARACTERISTICS
PERFORMANCE TEST
TEST METHOD
APPRAISE
Short Time Overload
JIS-C-5202 5.5
2.5 Times RCW V for 5 Seconds
± (1%+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
± 200ppm/ºC
Insulation Resistance
JIS-C-5202 5.6
in V-Block
>1000M
Ω
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)
± (2%+0.05Ω)
Load Life in Humidity
JIS-C-5202 7.9
40
± 2ºC, 90~95% RH at RCW V for 1000 Hrs.
± (5%+0.05Ω)
(1.5 Hrs. on , 0.5 Hrs. off )
Load Life
JIS-C-5202 7.10
70ºC at RCWV for 1000 Hrs. (1.5 Hrs. on , 0.5 Hrs. off)
± (5%+0.05Ω)
Temperature Cycling
JIS-C-5202 7.4
-55ºC ➞ Room Temp. ➞ +155ºC➞ 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