Document Number: 31012
Revision 05-Aug-02
www.vishay.com
16
CCF-2
Vishay Dale
For Technical Questions, contact ff2bresistors@vishay.com
Metal Film Resistors, Industrial Power, Flameproof
FEATURES
• Small size suitable for 1/2, 1 and 2 watt applications
• High power rating, small size
• Flameproof, high temperature coating meets
EIA RS-325-A
• Excellent high frequency characteristics
• Low noise
• Low voltage coefficient
• Tape and reel packaging for automatic insertion
(52.4mm inside tape spacing per EIA-296-E)
ORDERING INFORMATION
CCF-2
MODEL
F
TOLERANCE
F = ± 1%
J = ± 5%
3010
RESISTANCE
± 1% = 3 significant digits and multiplier.
±5% = 2 significant digits and multiplier.
Examples: 49R9F =49.9Ω, ± 1%
5R1J = 5.1Ω, ± 5%
3011F = 3.01k, ± 1%
MODEL POWER RATING LIMITING ELEMENT TEMPERATURE TOLERANCE RESISTANCE RANGE E-SERIES
P70°CVOLTAGE MAX. COEFFICIENT
WV쓖ppm/°C% Ω
CCF-2 2.0 350 100 ± 1, ± 5 4R99 - 1M 96 for 1% tolerance
24 for 5% tolerance
STANDARD ELECTRICAL SPECIFICATIONS
PARAMETER UNIT CCF-2
Rated Dissipation at 70°C W 2.0
Maximum Working Voltage V쓖≤350
Insulation Voltage (1min) Veff >500
Dielectric Strength VAC 900
Insulation Resistance Ω ≥1011
Operating Temperature Range °C -65 / +230
Terminal Strength (pull test) lb 2
Failure Rate 10-9/h <1
Weight (max) g 0.35
TECHNICAL SPECIFICATIONS
MARKING
— 5 band colorband for ± 1%
— 4 band colorband for ± 5%
Element: Proprietary nickel-chrome film
Solderability: Satisfactory per MIL-STD-202, Method 208.
Core: Fire-cleaned high purity ceramic
Termination: Standard lead material is solder-coated
copper. Solderable and weldable per
MIL-STD-1276, Type C.
MATERIAL SPECIFICATIONS
www.vishay.com
17
CCF-2
Vishay Dale
Document Number: 31012
Revision 05-Aug-02 For Technical Questions, contact ff2bresistors@vishay.com
DIMENSIONS in inches [millimeters]
PERFORMANCE
TEST MAX. ∆R (Typical Test Lots)
Thermal Shock ± 1.0%
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%
Terminal Strength ± 0.5%
Dielectric Withstanding Voltage ± 0.5%
Life ± 2.0%
SURFACE TEMPERATURE vs POWER
Surface tempera-
tures were taken with
an infrared pyrom-
eter in + 25°C still
air.
Resistors were
supported by their
leads in test clips at a
point 0.5" [12.70mm]
out from the resistor
body ends.
Metal Film Resistors, Industrial Power, Flameproof
250
200
150
100
50
0
SURFACE TEMP. (°C)
ABOVE AMBIENT (°C)
APPLIED POWER (WATTS)
12345
0.344 ± 0.031
[8.74 ± 0.79]
0.425
[10.80]
1.125 ± 0.040
[28.58 ± 1.02]
0.145 ± 0.015
[3.68 ± 0.38]
0.032 ± 0.002
[0.81 ± 0.05]
-65 -50 -25 0 25 50 75 100 125 150 175 200 225 250
AMBIENT TEMPERATURE IN ˚C
DERATING
120
100
80
60
40
20
0
RATED POWER IN %
70
