4294 Adafruit

Spec No. CF.APR-01 Classification Specification CF Series PAGE 10-1 Product Name Fixed Carbon Film Resistors 1. General Scope This specification is available for Fixed Carbon Film Resistors manufactured by ShenZhen ShenZhongTai Electronics CO.,LTD. Quality The resistor is manufactured by highly quality-controlled process and guaranteed high reliability. Standard measuring conditions 25 2 65 5% 535 45 85% Temperature 25 2, Humidity 65 5%. Being no doubt about the judgment, measurements can be made within the following Temperature 535, Humidity 45 85%. () Type designation (example) The type designation shall be in the following form and as specified. CF 1/4W T52 J 10K Resistance Nominal Type Rated power Form tolerance resistance value Normal Small K 10% E-12 Series P Bulk 1/6W(1/8W) 1/4WS Txx Taping XXmm J 5% E-24 Series 1/4W 1/2WS 2% M M-Form series G E-48 Series 1/2W 1WS FK F-Form series 1W 2WS 2W 3WS 3W 5WS Approved by Drawn by Spec No. CF.APR-01 Classification Specification CF Series PAGE 10-2 Product Name Fixed Carbon Film Resistors Rated power 70 -1 70 Rated power is maximum power which can be continuously loaded at specified ambient temperature 70, however when the ambient temperature exceeds 70 , rated power should be determined from the derating curve of Fig.1. -1 Table-1 Dielectric Operating Maximum Maximum Maximum Type withstanding Resistance range temperature Rated working overload pulse power voltage range voltage voltage voltage CF1/6W(1/8W) 0.16W 200V 400V 500V 300V 2.21M 2.24.7M CF1/4W 0.25W 300V 500V 750V 500V 2.25.1M CF1/2W 0.5W 350V 700V 1000V 700V CF1W 1W 500V 800V 1500V 800V 2.25.1M CF2W 2W 500V 1000V 2000V 800V 2.25.1M CF3W 3W 750V 1000V 800V 2.25.1M -55 155 CF1/4WS 0.25W 300V 500V 500V 300V 2.21M CF1/2WS 0.5W 350V 700V 750V 500V 2.24.7M CF1WS 1W 500V 800V 1000V 700V 2.2 5.1M 2.25.1M CF2WS 2W 500V 1000V 1500V 800V 2.25.1M CF3WS 3W 750V 1000V 2000V 800V Figure 1 Power derating curve 100 80 60 40 20 0 -60 -40 -20 0 20 40 60 80 100 120 140 160 70 -55 155 Ambient temperature Approved by Drawn by Small size Normal size Rated power ratio