YAGEO CORPORATION LEADED RESISTORS Wirewound Resistors FLAME-PROOF TYPE Normal & Miniature Style [ KNP Series NKN Series ] FEATURES Industry`s Lowest Cost Delivery From Stock in Bulk Taped, and Strip Pack Exceptional Long-Term Stability Exceeds Carbon Comp MIL-R-11 Performance Resistance Tolerance: 5% Variety of Packaging-Bulk, Strip Pack, 52mm Tape and Reel, Cut and Formed, or Radial Panasert/Avisert DERATING CURVE Rated Load (%) INTRODUCTION 40 70 100 155 275 1/2W-2W 80 * The resistor is fabricated using a suitable 3W-5W fiberglass or ceramic core with the 60 resistance wire securely crimped to the 40 terminals 20 * Small in size comparatively than other kind 0 -50 resistor * Electrical and Mectanical stability and high 0 50 100 150 200 Ambient Temperature (C) 250 300 TEMPERATURE RISE reliability * The KNP/NKN series are coated with Temperature Rise (C) layers of green color flame-proof lacquer. The resistors meet overload tests in accordance with UL specification #1412 250 5W 200 4W 3W 150 2W 100 1W 1/2W without producing a fire hazard 50 0 0 20 40 60 80 100 120 Rated Load (%) DIMENSIONS Unit : mm STYLE od H L oD NKN has 5 color bands, the 5th black band. DIMENSION Normal Miniature L oD H od KNP-50 KNP1WS 9.0 1.0 3.5 0.5 26 2.0 0.6 0.05 KNP100 KNP2WS 11.5 1.0 4.5 0.5 35 2.0 0.8 0.05 KNP200 KNP3WS 15.5 1.0 5.0 0.5 33 2.0 0.8 0.05 KNP300 - 17.5 1.0 6.0 0.5 32 2.0 0.8 0.05 KNP400 KNP5WS 17.5 1.0 6.0 0.5 32 2.0 0.8 0.05 KNP500 - 24.5 1.0 8.0 0.5 38 2.0 0.8 0.05 22 Note : ELECTRICAL CHARACTERISTICS STYLE KNP-50 KNP1WS KNP100 KNP2WS KNP200 KNP3WS KNP300 KNP400 KNP5WS KNP500 Power Rating 1/2W 1W 2W 3W 4W 5W Operating Temp. Range -55C to +155C 400V 400V Dielectric Withstanding Voltage 300V Value Range 5% 0.1~47 Temperature Coefficient 400ppm/C 300V 400V 400V 400V 0.1~100 400V 0.1~330 400V 0.1~560 400V 0.1~1K * 1. Standard resistance is as the above list, below or over this resistance on request. * 2. Non-Inductive type up to 50 only. ENVIRONMENTAL CHARACTERISTICS PERFORMANCE TEST TEST METHOD APPRAISE Short Time Overload JIS-C-5202 5.5 2.5 Times RCW V for 5 Seconds (2%+0.05) Dielectric Withstanding Voltage JIS-C-5202 5.7 in V-Block for 60 Seconds by Type Temperature Coefficient of Resistance JIS-C-5202 5.2 -55C to +155C 400ppm/C Insulation Resistance JIS-C-5202 5.6 in V-Block >100M Solderability JIS-C-5202 6.5 235C for 5 0.5 Seconds 95% Min. Coverage Trichroethane for 1 Min. with Ultrasonic No Deterioration of Coatings and Markings Resistance to Solvent JIS-C-5202 6.9 Terminal Strength Direct Load for 10 Sec. in The Direction of The Terminal Leads Load Life in Humidity JIS-C-5202 7.9 40 2C, 90~95% RH at RCW V for 1000 Hrs. (1.5 Hrs. on , 0.5 Hrs. off ) (3%+0.05) Load Life JIS-C-5202 7.10 70C at RCW V for 1000 Hrs. (1.5 Hrs. on , 0.5 Hrs. off) (3%+0.05) * Rated Continuous Working Voltage (RCW V)= Power Rating x Resistance Value 2.5kg (24.5N)