Document Number: 31015
Revision 06-Feb-03
www.vishay.com
22
CCF-55, CCF-60
Vishay Dale
For Technical Questions, contact ff2bresistors@vishay.com
Metal Film Resistors, Industrial, ± 1% Tolerance
FEATURES
• Power Ratings: 1/4, 1/2, 3/4 and 1 watt at + 70°C
•± 100ppm/°C temperature coefficient
• Superior electrical performance
• Flame retardant epoxy conformal coating
• Standard 5 band color code marking for ease of
identification after mounting
• Tape and reel packaging for automatic insertion
(52.4mm inside tape spacing per EIA-296-E)
Note: Four digit figure examples: 49R9 = 49.9 ohm, 1000 = 100 ohm, 1001 = 1 kilohm, 1004 = 1 Megohm.
Example: CCF-55 3010F = Model CCF-55 metal film resistor with ± 100ppm/°C TC, resistance of 301 ohm and tolerance of ± 1%.
ORDERING INFORMATION
CCF
MODEL
F
TOLERANCE
First three digits are significant
figures. Last digit specifies the
number of zeros to follow.
3010
RESISTANCE
CCF-55
CCF-60
F = ± 1%
MODEL POWER RATING LIMITING ELEMENT TEMPERATURE TOLERANCE RESISTANCE E-SERIES
P70˚C VOLTAGE MAX. COEFFICIENT RANGE
WV쓖ppm/°C% Ω
CCF-55 0.25 / 0.5 250 ± 100 ± 1 10R - 3.01M 96
CCF-60 0.50 / 0.75 / 1.0 500 ± 100 ± 1 10R - 1M 96
STANDARD ELECTRICAL SPECIFICATIONS
PARAMETER UNIT CCF-55 CCF-60
Rated Dissipation at 70˚C W 0.25 / 0.5 0.5 / 0.75 / 1.0
Maximum Working Voltage V쓖≤ 250 ≤ 500
Insulation Voltage (1min) Veff 500 500
Dielectric Strength VAC 450 450
Insulation Resistance Ω ≥1011 ≥1011
Operating Temperature Range °C -65 / +165 -65 / +165
Terminal Strength (pull test) lb 2 2
Weight g 0.35 max 0.75 max
TECHNICAL SPECIFICATIONS
www.vishay.com
23
CCF-55, CCF-60
Vishay Dale
Document Number: 31015
Revision 06-Feb-03 For Technical Questions, contact ff2bresistors@vishay.com
* Test Methods per MIL-R-202.
MODEL
CCF-55
CCF-60
PERFORMANCE
POWER RATING @ + 70°C
CCF-55 1/4 watt 1/2 watt
CCF-60 1/2 watt 3/4 watt and 1 watt
TEST* MAXIMUM ∆R MAXIMUM ∆R
Thermal Shock ± 0.5% -
Short Time Overload ± 0.5% -
Low Temperature Operation ± 0.5% -
Moisture Resistance ± 1.5% -
Resistance to Soldering Heat ± 0.5% -
Shock ± 0.5% -
Vibration ± 0.5% -
Life ± 0.5% ± 1.0%
Terminal Strength ± 0.2% -
Dielectric Withstanding Voltage ± 0.5% -
A
0.245 ± 0.020
[6.22 ± 0.51]
0.344 ± 0.031
[8.74 ± 0.79]
B
0.090 ± 0.008
[2.29 ± 0.20]
0.139 ± 0.009
[3.53 ± 0.23]
C
(Max.)
0.265
[6.73]
0.400
[10.16]
D
0.025 ± 0.002
[0.635 ± 0.051]
0.025 ± 0.002
[0.64 ± 0.05]
E
1.100 ± 0.040
[27.94 ± 1.02]
1.000 ± 0.040
[25.40 ± 1.02]
DIMENSIONS in inches [millimeters]
Metal Film Resistors, Industrial, ± 1% Tolerance
D
B
AE
C
Max.
Vishay Dale Models CCF-55 and CCF-60 are available in the
standard 96 resistance values per decade. Values are obtained
from the following decade table by multiplying by powers of 10.
As an example: 30.1 can represent 30.1 ohm, 301 ohm, 3.01
kilohm, 30.1 kilohm or 301 kilohm.
10.0
10.2
10.5
10.7
11.0
11.3
11.5
11.8
12.1
12.4
12.7
13.0
13.3
13.7
14.0
14.3
14.7
15.0
15.4
15.8
16.2
16.5
16.9
17.4
17.8
18.2
18.7
19.1
19.6
20.0
20.5
21.0
21.5
22.1
22.6
23.2
23.7
24.3
24.9
25.5
26.1
26.7
27.4
28.0
28.7
29.4
30.1
30.9
31.6
32.4
33.2
34.0
34.8
35.7
36.5
37.4
38.3
39.2
40.2
41.2
42.2
43.2
44.2
45.3
46.4
47.5
48.7
49.9
51.1
52.3
53.6
54.9
56.2
57.6
59.0
60.4
61.9
63.4
64.9
66.5
68.1
69.8
71.5
73.2
75.0
76.8
78.7
80.6
82.5
84.5
86.6
88.7
90.9
93.1
95.3
97.6 — Color band
MARKING
-65 -50 -25 0 25 50 70 75 100 125 150 165 175 200
AMBIENT TEMPERATURE IN ˚C
DERATING
RATED POWER IN %
RESISTANCE VALUES
0
20
40
60
80
100
120
