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34
CPF
Vishay Dale
Document Number 31021
Revision 24-Jul-02
For Technical Questions, contact ff2bresistors@vishay.com
Metal Film Resistors, Industrial, Power, Flameproof
FEATURES
• High power rating, small size
• Flameproof, high temperature coating
• Special filming and coating processes
• Excellent high frequency characteristics
• Low noise
• Low voltage coefficient
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
POWER
LIMITING RESISTANCE RANGE ΩTOLERANCE TEMPERATURE
RATING
ELEMENT VS BEST AVAILABLE TOLERANCE / TC COEFFICIENT
P70°CVOLTAGE MAX. ± 2% ± 1% ± 0.5% ± 0.1%
WV쓖 T - 00 T - 0 T - 1 T-2 / T-9 ± % ppm/°C
CPF - 1 1 250 R1 - 150K R5 - 150K 1R - 150K 5R - 150K 0.1, 0.25, 0.5, 1, 5 200, 150, 100, 50, 25
CPF - 2 2 350 R1 - 150K R5 - 150K 1R - 150K 5R - 150K 0.1, 0.25, 0.5, 1, 5 200, 150, 100, 50, 25
CPF - 3 3 500 R1 - 150K 1R - 150K 1R - 150K 8R - 150K 0.1, 0.25, 0.5, 1, 5 200, 150, 100, 50, 25
CPF - 1 5620 F T - 1
MODEL RESISTANCE VALUE ΩTOLERANCE TEMPERATURE COEFFICIENT
CPF 1 B = ± 0.1% T - 00 = ± 200ppm˚/C
CPF 2 C = ± 0.25% T - 0 = ± 150ppm˚/C
CPF 3 D = ± 0.5% T - 1 = ± 100ppm˚/C
F = ± 1% T - 2 = ± 50ppm˚/C
G = ± 2% T - 9 = ± 25ppm˚/C
J = ± 5%
First three digits are significant
(two for a 5% tolerance). Last
digit specifies number of zeros
to follow
Examples:
2211 = 2210 OHMs (1%)
1002 = 10000 OHMs (1%)
103 = 10000OHMs (5%)
ORDERING INFORMATION
• Marking: Print marked - DALE, Model, Resistance value, Tolerance / Temperature Coefficient, Date Code
TECHNICAL SPECIFICATIONS
PARAMETER UNIT CPF - 1 CPF - 2 CPF - 3
Rated Dissipation at 70°CW1 2 3
Limiting Element Voltage1) V쓖250 350 500
Insulation Voltage V- 900 900 900
Thermal Resistance K/W 85 60 50
Insulation Resistance Ω1010
Category Temperature Range °C- 65°C / + 230°C
1)Rated voltage P x R