YAGEO CORPORATION
LEADED RESISTORS
Carbon Film Resistors
CFR Series
Normal & Miniature Style
FEATURES
Industry’s Lowest Cost
Delivery From Stock in Bulk, Taped and Strip Pack
Exceptional Long-Term Stability
Exceeds Carbon Comp MIL-R-11 Performance
Resistance Tolerance: 2%, 5%
Variety of Packaging–Bulk, Strip Pack, 26mm and 52mm Tape and Reel, Cut and Formed, or Radial
Panasert/Avisert
INTRODUCTION
DERATING CURVE
Billions of products are already in use
worldwide in all types of applications-from
process control instrumentation to telephone
receivers and FM radio to color television.
The secret is in a proprietary production
60
HOT
-SPOT TEMPERATURE
Surface Temp. Rise (ºC)
Rated Load (%)
100
80
70ºC
Measuring Position
200
CFR2WS
150
CFR200 CFR1WS
100
system and baking by a uniquely designed and
automated production technique. Years of
experience in making raw materials and
production machinery prove the unique
quality and high reliability of these products.
The meet-or far exceed-such specifications as
EIA RS196A. JIS-C-6402 and IEC-115.
The resistors are coated with layers of tan
color lacquer.
40
20
20
40
60
80
100
120
140
160
180
CFR100 CFR50S
50
CFR-50
CFR-12
0
25
50
75
100
CFR25S
CFR-25
Ambient Temperature (ºC)
Applied Load, % of RCWV
TABLE 1 TEMPERATURE COEFFICIENT
STYLE
CFR100, CFR200, CFR2WS
CFR-12, CFR-25, CFR-50,
CFR25S, CFR50S, CFR1WS
Max. Value of Temp. Coefficient ppm/ºC
under 100K
100K ~ 1M
1M
350
+350
-500
-500
-700
-1500
-1500
~ 10M
DIMENSIONS
Unit : mm
STYLE
Normal
CFR-12
CFR-25
CFR-50
CFR100
CFR200
Miniature
CFR25S
CFR50S
CFR1WS
CFR2WS
–
DIMENSION
L
3.4 0.3
6.3 0.5
9.0 0.5
11.5 1.0
15.5 1.0
øD
1.9
2.4
3.3
4.5
5.0
0.2
0.2
0.3
0.5
0.5
H
28
28
26
35
33
2.0
2.0
2.0
2.0
2.0
ød
0.5
0.6
0.6
0.8
0.8
0.05
0.05
0.05
0.05
0.05
ød
H
L
øD
Note :
ELECTRICAL CHARACTERISTICS
STYLE
Power Rating at 70ºC
Operating Temp. Range
Maximum Working Voltage
Maximum Overload Voltage
Dielectric Withstanding Voltage
Value Range 2%, 5%
Temperature Coefficient (by Type)
CFR-12
1/6W
CFR25S
1/4W
CFR-25
CFR50S
1/2W
CFR-50
CFR1WS
1W
CFR100
CFR2WS
2W
CFR200
-55ºC to +155ºC
150V
300V
300V
1 ~10M
see TABLE 1
200V
400V
400V
250V
500V
500V
300V
600V
500V
350V
700V
500V
400V
800V
700V
500V
1000V
1000V
500V
1000V
1000V
500V
1000V
1000V
* Standard resistance is 1 ~10M , below or over this resistance on request.
ENVIRONMENTAL CHARACTERISTICS
PERFORMANCE TEST
Short Time Overload
Dielectric Withstanding Voltage
Temperature Coefficient of Resistance
Insulation Resistance
Solderability
Resistance to Solvent
Terminal Strength
Pulse Overload
Load Life in Humidity
Load Life
Temperature Cycling
Resistance to Soldering Heat
TEST METHOD
JIS-C-5202 5.5
JIS-C-5202 5.7
JIS-C-5202 5.2
JIS-C-5202 5.6
JIS-C-5202 6.5
JIS-C-5202 6.9
2.5 Times RCW V for 5 Seconds
in V-Block for 60 Seconds
-55ºC to +155ºC
in V-Block
235ºC for 5 0.5 Seconds
IPA for 1 Min. with Ultrasonic
APPRAISE
(0.75%+0.05 )
by Type
by Type
>1000M
95% Min. Coverage
No Deterioration of
Coatings and Markings
2.5kg (24.5N)
(1%+0.05 )
(3%+0.05 )
(3%+0.05 )
(1%+0.05 )
(1%+0.05 )
Direct Load for 10 Sec. in The Direction of The Terminal Leads
JIS-C-5202 5.8
JIS-C-5202 7.9
JIS-C-5202 7.10
JIS-C-5202 7.4
JIS-C-5202 6.4
4 Times RCW V 10000 Cycles (1 Sec. on , 25 Sec. off)
40 2ºC, 90~95% RH at RCW V for 1000 Hrs.
(1.5 Hrs. on , 0.5 Hrs. off )
70ºC at RCW V for 1000 Hrs. (1.5 Hrs. on , 0.5 Hrs. off)
-55ºC
➞
Room Temp.
➞
+155ºC➞ Room Temp. for 5 Cycles
350ºC 10ºC for 3 0.5 Seconds
* Rated Continuous Working Voltage (RCW V)= Power Rating x Resistance Value