CPF Vishay Dale 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 RESISTANCE RANGE MODEL POWER LIMITING RATING ELEMENT P70C W VOLTAGE MAX. V CPF - 1 1 250 CPF - 2 2 CPF - 3 3 TOLERANCE TEMPERATURE VS BEST AVAILABLE TOLERANCE / TC 2% T - 00 1% 0.5% T-0 T-1 COEFFICIENT 0.1% T-2 / T-9 % ppm/C R1 - 150K R5 - 150K 1R - 150K 5R - 150K 0.1, 0.25, 0.5, 1, 5 200, 150, 100, 50, 25 350 R1 - 150K R5 - 150K 1R - 150K 5R - 150K 0.1, 0.25, 0.5, 1, 5 200, 150, 100, 50, 25 500 R1 - 150K 1R - 150K 1R - 150K 8R - 150K 0.1, 0.25, 0.5, 1, 5 200, 150, 100, 50, 25 * Marking: Print marked - DALE, Model, Resistance value, Tolerance / Temperature Coefficient, Date Code TECHNICAL SPECIFICATIONS PARAMETER Rated Dissipation at 70C Limiting Element Voltage1) Insulation Voltage Thermal Resistance 1) UNIT CPF - 1 CPF - 2 CPF - 3 W 1 2 3 V 250 350 500 V- 900 900 900 K/W 85 60 50 Insulation Resistance 1010 Category Temperature Range C - 65C / + 230C Rated voltage PxR ORDERING INFORMATION CPF - 1 MODEL CPF 1 CPF 2 CPF 3 5620 RESISTANCE VALUE First three digits are significant (two for a 5% tolerance). Last digit specifies number of zeros to follow Examples: 2211 = 2210 OHMs (1%) F TOLERANCE T-1 TEMPERATURE COEFFICIENT B = 0.1% C = 0.25% D = 0.5% F = 1% G = 2% J = 5% T - 00 = 200ppm/C T - 0 = 150ppm/C T - 1 = 100ppm/C T - 2 = 50ppm/C T - 9 = 25ppm/C 1002 = 10000 OHMs (1%) 103 = 10000OHMs (5%) www.vishay.com 34 For Technical Questions, contact ff2bresistors@vishay.com Document Number 31021 Revision 24-Jul-02 CPF Vishay Dale Metal Film Resistors, Industrial, Power, Flameproof DIMENSIONS DIMENSIONS in inches [millimeters] MODEL 1.50 0.125 [38.10 3.18] L D d L1 Max. * 1.08 0.125 [27.43 3.18] IF TAPE AND REEL L D L1 (max.) d CPF - 1 0.240 0.020 0.090 0.008 [6.10 0.51] [2.29 0.20] 0.310 [7.87] 0.025 0.002 [0.64 0.05] CPF - 2 0.344 0.031 0.145 0.015 [8.74 0.79] [3.68 0.38] 0.425 [10.80] 0.032 0.002 [0.81 0.05] CPF - 3 0.555 0.041 0.180 0.015 [14.10 1.04] [4.57 .381] 0.650 [16.51] 0.032 0.002 [0.81 0.05] 250 CPF-1 CPF-2 CPF-3 200 150 % RATED POWER SURFACE TEMPERATURE [C] ABOVE AMBIENT [C] Surface temperatures were taken with an infrared pyrometer in + 25C still air. Resistors were supported by their leads in test clips at a point .500" [12.70mm] out from the resistor body ends. 120 100 80 60 100 40 50 20 0 0 1 2 3 4 5 APPLIED POWER [WATTS] SURFACE TEMPERATURE VS POWER MATERIAL SPECIFICATIONS Element: Proprietary nickel - chrome alloy. Core: Cleaned high purity ceramic Coating: Special high temperature conformal coat. Termination: Standard lead material is solder - coated Solderable and weldable per MIL -STD-1276, Type C -055 - 25 0 30 60 90 120 70 150 180 210 240 AMBIENT TEMP. IN C DERATING MECHANICAL SPECIFICATIONS Terminal Strength: 2 pound pull test. Solderability: Continuous satisfactory coverage when tested in accordance with MIL -STD - 202, Method 208 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% Document Number 31021 Revision 24-Jul-02 For Technical Questions, contact ff2bresistors@vishay.com www.vishay.com 35