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RH5-390R-1-5W
RH Vishay Sfernice Heatsink Encased Wirewound Power Resistors FEATURES • • • • • • • 5 Watt to 50 Watt at 25 °C NF C 83-210 CECC 40 203 RoHS COMPLIANT High stability < 0.05 % year Low temperature coefficient typically ± 15 ppm/°C Wide range of values from 0.006 Ω to 130 kΩ Termination = Sn/Ag/Cu Encased in a compact and light heatsink offering complete environmental protection, great mechanical strength and easy mounting. Non inductive versions can be supplied under the RHNI designation (please indicate required specifications and frequency range upon ordering). DIMENSIONS in millimeters RH A D MODEL AND STYLE A B ± 0.2 D ± 0.2 E ± 0.5 F G±1 H ± 0.7 J ± 0.5 Ø K ± 0.1 L max. M ± 0.5 N ± 0.3 Ø P min. Q Weight in g M F N Ø2 H J B G ØK L ØP E Q RH5 RH10 RH25 RH50 28.5 ± 1.5 12.5 11.3 16.3 6.8 ± 1.5 8.5 6.2 16.4 2.4 8.9 4.3 1.6 2.1 25.3 ± 1.5 3 35 ± 1.5 15.9 14 19 7.9 ± 1.5 11 7.9 20.6 2.4 11 5.6 2 2.1 30.6 ± 1.5 8.8 49 ± 1.3 19.8 18.3 28 11.1 ± 1.5 14 9.9 27.5 3.2 15 8 2.4 2.1 44.6 ± 1.3 16.5 70.2 ± 1.4 21.4 39.7 50 11 ± 1.2 15.5 10.7 29.4 3.2 15 8 2.4 2.1 66.5 ± 1.4 30.8 ELECTRICAL SPECIFICATIONS VISHAY SFERNICE MODEL AND STYLE RH5 NF C 83-210 (CECC 40 203) RH10 RH25 RH50 RE4 RE1 RE2 RE3 5W 10 W 20 W 30 W 4W 8W 16 W 24 W 10 W 12.5 W 25 W 50 W 10 W 20 W 40 W 25 °C 70 °C VISHAY SFERNICE Limits 25 °C 70 °C 8W VISHAY SFERNICE Limits 25 °C 4W 6W 9W 12 W 70 °C 3.2 W 4.8 W 7.2 W 9.6 W Rated Maximum Voltage (VRMS) 160 V 250 V 550 V 1285 V Dielectric Strength VRMS 1000 V 1500 V 2500 V 2500 V 0.01 Ω 12 kΩ 0.1 Ω 2.7 kΩ 0.006 Ω 20 kΩ 0.1 Ω 4.99 kΩ 0.006 Ω 62 kΩ 0.1 Ω 11.8 kΩ 0.006 Ω 130 kΩ 0.1 Ω 33.2 kΩ Power Rating MIL Limits Chassis Mounted Resistors 413 536 cm2 for cm2 for RH5 and RH10 RH25 and RH50 Unmounted Resistors Ohmic Range Qualified Ohmic Range VISHAY SFERNICE NF C 83-210 E 96 1Ω E 96 Minimum Ohmic Values in Relation to Tolerance ± 0.1 % 1Ω ± 0.5 % 0.1 Ω 0.1 Ω E 96 ±1% 0.1 Ω 0.05 Ω E 48 ±2% 0.01 Ω 0.01 Ω E 24 ±5% 0.01 Ω 0.01 Ω E 12 ± 10 % 0.01 Ω 0.008 Ω 0.006 Ω Undergoes European Quality Insurance System (CECC) www.vishay.com 52 For technical questions, contact: sfer@vishay.com Document Number: 50013 Revision: 07-Dec-06
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