Carbon Film Resistors
F
EATURES
•
•
•
•
•
Economically priced for commercial and industrial applications
Wide selection of power ratings and resistance values
EIA color coding
Resistance to industrial solvent
Standard tape & reel package
CF
Series
MERITEK
P
ART
N
UMBERING
S
YSTEMS
CF
Meritek Series
Power Rating
CODE
12
1/8W
25 (S)
1/4W
50 (S)
1/2W
100 (S) 200 (S)
1W
2W
25
-
103
J
TR
Resistance
First 2 digits are significant
3
rd
digit is multiplier
“R” indicates decimal for values below 10 ohm
Tolerance
Code
G
±2%
J
±5%
K
±10%
Tape & Reel
Note: "S" in "CFXXS-" denotes small body size
R
ATING AND
A
VAILABILITY
T
YPE
Power rating @ 70
o
C
Max working voltage
Max overload voltage
Dielectric withsanding voltage
CF12
1/8W
250V
500V
300V
CF25S
1/4W
250V
500V
400V
CF25
1/4W
250V
500V
500V
CF50S
1/2W
300V
500V
500V
CF50
1/2W
350V
700V
700V
CF100S
1W
400V
800V
800V
CF100
1W
450V
1000V
1000V
CF200S
2W
500V
1000V
1000V
CF200
2W
500V
1000V
1000V
D
IMENSIONS
T
YPE
CF12
CF25S
CF25
CF50S
CF50
CF100S
CF100
CF200S
CF200
B
ODY
(L)
(D)
3.3 ±0.3
1.8 ±0.3
3.3 ±0.3
1.8 ±0.3
6.3 ±0.5
2.3 ±0.3
6.3 ±0.5
2.3 ±0.3
9.0 ±0.5
3.2 ±0.5
9.0 ±0.5
3.2 ±0.5
11.5 ±1.0 4.5 ±0.5
11.5 ±1.0 4.5 ±0.5
15.5 ±1.0 5.0 ±0.5
L
EADWIRE
(H)
(d±0.03)
29±2
0.45
29±2
0.45
28±2
0.55
28±2
0.55
26±2
0.65
26±2
0.65
35±2
0.78
35±2
0.78
32±2
0.78
R
EQUIREMENT
Operating Temp Range
ppm/
o
C
Temperature
0 to -450
Cpefficient
0 to -700
(ppm/
o
C )
0 to -1000
0 to -1300
uV/V
Noise(uV/V)
0.1
0.3
0.5
1.0
Short Time Overload
Temperature Cycling
Soldering Effect
Vibration
Moisture
R > 100K
Resistance
R 100K
Load Life
R > 100K
R 100K
P
ERFORMANCE
-55 to 155
o
C (derated at 70
o
C/see chart)
1/4W
1/2W and over
100K ohm
22K ohm
110K ohm-1M ohm
24K ohm-470K ohm
1.1M ohm-2.2M ohm
510K ohm-2.2M ohm
2.4M ohm-10M ohm
2.2M ohm-10M ohm
1/8W
1/4W and over
1 ohm-10K ohm
1 ohm-10K ohm
11K ohm-91K ohm
11K ohm-91K ohm
100K ohm-1M ohm
100K ohm
1.1M ohm-10M ohm
R = ±(1% + 0.05 ohm)
R = ±(0.5% + 0.05 ohm)
R = ±(1% + 0.05 ohm)
R = ±(0.5% + 0.05 ohm)
R = ±5%
R = ±(3% + 0.05 ohm)
R = ±3%
R = ±(2% + 0.05 ohm)
Specifications are
subject to change without notice.
rev.6
