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| PRODUCT BULLETIN KNP-SERIES WIREWOUND RESISTORS FLAME-PROOF CERAMIC CORE: 75% ALUMINA LEAD: TIN PLATED COPPER CAP: TIN PLATED STEEL CAP COATING: SILICON WIRE: Cu-Ni OR Ni-Cr WIRE WILLOW TECHNOLOGIES LTD. SHAWLANDS COURT, NEWCHAPEL ROAD LINGFIELD, SURREY, RH7 6BL, ENGLAND Tel. + 44 (0) 1342 835234 Fax. + 44 (0) 1342 834306 E-mail rob@willow.co.uk Website http://www.willow.co.uk TYPE RATED WATTS 1/2W 1W 2W 3W 5W 7W 8W 10W Resistance range 0.1 - 240R 0.1 - 470R 0.1 - 820R 0.1 - 820R 0.1 - 1.3K 0.1 - 3.3K 0.1 - 2K 0.1 - 4.7K H L D d KNP-1/2W KNP-1W KNP-2W KNP-3W KNP-5W KNP-7W KNP-8W KNP-10W Dimensional Correlation in. .002 .020 .024 .031 .059 .138 .157 .217 .256 .335 .354 .433 .590 .709 .984 1.063 1.575 1.693 Note: Resistance up to 27 maximum for Non-Inductive type Lower or higher resistance values other than the list are also available TYPE DIMENSIONS (mm) L 1.5mm H(MIN) 9 25 11 27 15 27 15 27 18 27 25 27 40 27 53 27 mm 0.05 0.5 0.6 0.8 1.5 3.5 4.0 5.5 6.5 8.5 9.0 11.0 15.0 18.0 25.0 27.0 40.0 43.0 KNP-1/2W KNP-1W KNP-2W KNP-3W KNP-5W KNP-7W KNP-8W KNP-10W D 0.5mm 3.5 4.0 5.5 5.5 6.5 8.5 8.5 8.5 d 0.05 0.60 0.8 0.8 0.8 0.8 0.8 0.8 0.8 TEMPERATURE COEFFICIENT -30C to 200C 300PPM/C Resistance Tolerance 5 How to Order Sample Part Number KNP 1W T300 1RO 5% Resistance Tolerance Resistance Value Temperature Coefficient Wattage Type DEDICATION TO EXCELLENCE Subject to change without notice Rev O 4/4/01 TEMPERATURE RISE AT 25C -30C DERATING CURVE 70C 100 250 200 150 100 50 Ambient Temp (C) 0 0 20 40 10W 7W 5W 3W 2W 1W 1/2W 60 80 100 120 80 60 40 Rated Load (%) 20 0 -20 0 40 80 120 160 200 240 280 275C Rated Load (%) Temperature Rise (C) Characteristics Resistance Temp. Coeff. Short Time Over Load Rate Load Voltage Durability Insulation Resistance Temp Cycle Load Life Moisture-proof Load Life Incombustibility Condition -30C ~ +200C 5 times of rated wattage for 5 sec. Rate watt 30 min. 500V AC 1 min. 500V megger -30C ~ 85C 5 cycles 40C 95% RH on-off cycle 500 hrs. 40C 95% RH on-off cycle 500 hrs. 6 times of rated wattage for 5 min. Spec. 300 ppm/C 2% 1% not changed 500 M 1% 5% 3% not flamed PACKAGING: PIECES PER REEL: BULK: TAPE AND REEL KNP 1/2W AND 1W KNP 2W, 3W AND 5W KNP 7W KNP 8W AND 10W 2500 1000 500 100 Subject to change without notice REV O 4/4/01 |
Price & Availability of KNP-12W
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