KNP1WSJR-52-820R

Through-hole resisT ors g eneral Type Wirewound r esistors Normal & Miniature style KNP series FeATures Power Rating 1/4W, 1/2W, 1W, 2W, 3W, 4W, 5W, 7W Resistance Tolerance 1%, 5% T.C.R. 300ppm/C Flameproof Multi-layer Coating Meets UL-94V-0 Flameproof Feature Meets Overload Test UL-1412 iNTroDuCTioN DerATiNg Cur Ve The resistor element is a resistive wire which For resistors operated in ambient temperatures above 40C, power rating must be derated is wound in a single layer on a ceramic rod, in accordance with the curve below. with tinned connecting wires of electrolytic 40 70 200 275 C Rated Load (%) copper welded to the end-caps. The ends of 100 the resistive wire are connected to the caps by 3W-7W 80 welding. The resistors are coated with layers of 1/4W-3WS 60 green color flame-proof lacquer. 40 20 50 100 150 200 250 300 Ambient Temperature (C) DiMeNsioNs Unit: mm sTYle DiMeNsioN Normal Miniature l D h d KNP-25 KNP50S 6.30.5 2.50.3 282.0 0.550.05 KNP-50 KNP1WS 9.00.5 3.50.3 262.0 0.550.05 KNP2WS KNP100 11.51.0 4.60.5 352.0 0.80.05 KNP3SS d KNP200 KNP3WS 15.51.0 5.20.5 332.0 0.80.05 H L D KNP300 KNP5WS 17.51.0 6.20.5 322.0 0.80.05 KNP400 KNP500 KNP7WS 24.51.0 8.20.5 382.0 0.80.05 KNP600 KNP700 - 24.51.0 8.20.5 382.0 0.80.05 Note: KNP1WS ( for MB Type ) d = 0.80.05 mm43 eleCTriCAl ChArACTerisTiCs Nor MAl s TYle sTYle KNP-25 KNP-50 KNP100 KNP200 KNP300 KNP400 KNP500 KNP600 KNP700 Power Rating at 40C 3W 4W 5W 6W 7W Power Rating at 70C 1/4W 1/2W 1W 2W Maximum working voltage PxR Voltage Proof on Insulation 250V 300V 400V Resistance Range (1%) 0.1 - 150 0.1 - 750 0.1 - 1.5K 0.1 - 2.4K 0.1 - 3.3K 0.1 - 6.2K Resistance Range (5%) 0.1 - 200 0.1 - 800 0.1 - 2.2K 0.1 - 2.7K 0.1 - 3.9K 0.1 - 6.8K Operating Temp. Range -40C to +200C Temperature Coefficient 300ppm/C Note: Special value is available on request MiNiATure sTYle sTYle KNP50s KNP1Ws KNP2Ws KNP3ss KNP3Ws KNP5Ws KNP7Ws Power Rating at 40C 5W 7W Power Rating at 70C 1/2W 1W 2W 3W PxR Maximum working voltage Voltage Proof on Insulation 200V 300V 400V Resistance Range (1%) 0.1 - 150 0.1 - 750 0.1 - 1.5K 0.1 - 2.4K 0.1 - 3.3K Resistance Range (5%) 0.1 - 200 0.1 - 800 0.1 - 2.2K 0.1 - 2.7K 0.1 - 3.9K Operating Temp. Range -40C to +200C Temperature Coefficient 300ppm/C Note: Special value is available on request eNViroNMeNTAl ChArACTerisTiCs Per For MANCe TesT TesT MeTho D APPr Aise Shor t Time Overload IEC 60115-1 4.13 10 times rated power for 5 Sec. 2.0%+0.05 Voltage Proof on Insulation IEC 60115-1 4.7 In V-Block for 60 sec., test voltage as above table No Breakdown Temperature Coefficient IEC 60115-1 4.8 Between -40C to +155C By type Insulation Resistance IEC 60115-1 4.6 in V-block for 60 Sec. >100M Solderability IEC 60115-1 4.17 2355C for 30.5 Sec 95% Min. coverage No deterioration of Solvent Resistance of Marking IEC 60115-1 4.30 IPA for 50.5 Min. with ultrasonic coatings and markings Robustness of Terminations IEC 60115-1 4.16 Direct load for 10 Sec. in the direction of the terminal leads 2.5kg (24.5N) Damp Heat Steady State IEC 60115-1 4.24 402C, 90-95% RH for 56 days, loaded with 0.1 times RCWV 5.0%+0.05 Endurance at 70C IEC 60115-1 4.25 702C at RCWV (or Umax., Whichever less) for 1,000 Hr. (1.5Hr.on, 0.5Hr. Off) 5.0%+0.05 Temperature Cycling IEC 60115-1 4.19 -55C Room Temp. +155C Room Temp. (5 cycles) 1.0%+0.05 Resistance to Soldering Heat IEC 60115-1 4.18 2603C for 101 Sec., immersed to a point 30.5mm from the body 1.0%+0.05 No evidence of flaming Accidental Overload Test IEC 60115-1 4.26 4 times RCWV for 1 Min. or arcing Revision: 2020 Note: Rated Continuous Working Voltage (RCWV) = Power Rating x Resistance Value or Max. working voltage listed above, whichever less.