Temperature Rise (C) Rated Load (%) Through-hole resisT ors r adial Terminal Type Cement r esistors Normal style sQZ series Non-inductive style NsZ series FeATures Power Rating 5W, 7W, 10W, 15W, 20W Resistance Tolerance Wirewound: 1%, 5%, Film:5/C T.C.R. Wirewound: 100ppm/C , 300ppm/C, Film:300ppm/C DerATiNg Cur Ve TeMPerATure rise 300 20W 25 40 70 155 275 C 15W 100 250 10W 15W-20W 7W 80 200 iNTroDuCTioN 5W-10W 5W 60 150 The materials used and the construction 40 100 techniques ensure excellent flame resistance, 20 50 arc resistance and moisture resistance as well 0 as self-extinguishing capabilities. They will -50 0 50 100 150 200 250 300 20 40 60 80 100 120 withstand the most rigorous loading test. Ambient Temperature (C) Rated Load (%) As resistors in radio and television receivers, hazardous conditions such as smoking and redheat can be completely prevented by the proper choice of power resistors. DiMeNsioNs Unit: mm sTYle DiMeNsioN p 3 0.5 Normal Non-ind. l h W s h h P P P P p 4 1 2 1 2 3 4 S SQZ500 NSZ500 28.01.5 10.01.0 10.01.0 15.01.5 25.01.5 10.01.0 4.00.2 2.00.2 5.00.2 1.50.2 SQZ700 NSZ700 35.01.5 10.01.0 10.01.0 22.51.5 25.01.5 10.01.0 4.00.2 2.00.2 5.00.2 1.50.2 p H 2 1 H 1 SQZ10A NSZ10A 48.01.5 9.51.0 10.01.0 32.01.5 25.01.5 10.51.0 4.00.2 2.00.2 5.00.2 1.50.2 p 2 H SQZ15A NSZ15A 48.01.5 12.51.0 13.01.0 32.01.5 35.01.5 15.01.5 7.00.2 4.00.2 10.00.5 3.00.2 L W SQZ20A NSZ20A 63.01.5 12.51.0 12.51.0 42.51.5 35.01.5 15.01.5 7.00.2 4.00.2 10.00.5 3.00.259 eleCTriCAl ChArACTerisTiCs Nor MAl s TYle sTYle sQZ500 sQZ700 sQZ10A sQZ15A sQZ20A Power Rating at 25C 15W 20W Power Rating at 40C 5W 7W 10W Maximum Working Voltage 350V 500V Maximum Overload Voltage 700V 1,000V Voltage Proof on Insulation 700V 1,000V Resistance Range (Wirewound) 0.36 - 200 0.56 - 430 1 - 560 1.5 - 750 Resistance Range (Film) 220 - 1M 300 - 1M 470 - 1M 750 - 1M 820 - 1M Operating Temp. Range -55C to +155C Temperature Coefficient Wirewound: 100ppm/C , 300ppm/C, Film:300ppm/C No N-iNDu CTiVe sTYle sTYle NsZ500 NsZ700 NsZ10A NsZ15A NsZ20A Power Rating at 25C 15W 20W Power Rating at 40C 5W 7W 10W Maximum Working Voltage PxR Voltage Proof on Insulation 700V 1,000V Resistance Range (Wirewound) 0.1 - 10 0.1 - 20 0.1 - 30 Operating Temp. Range -55C to +155C 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 2.5 times RCWV for 5 sec. (Not more than maximum Overload Voltage) 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. >1,000M Solderability IEC 60115-1 4.17 2455C 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 Periodic-pulse Overload IEC 60115-1 4.39 4 times RCWV 10,000 cycles (1 Sec. on, 25 Sec. off) 2.0%+0.05 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) 2.0%+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 Revision: 2020 Note: Rated Continuous Working Voltage (RCWV) = Power Rating x Resistance Value or Max. working voltage listed above, whichever less.