HV Series High Voltage Metal Glaze Resistors • • • • • Resistances from 1kOhm to 1GOhms Power Rating to 0.5 Watts Resistance Tolerances to ±0.5% Max. working voltage to 3500V TCR down to +50ppm/°C SPECIFICATIONS Specification HV25 HV37 Resistance Range 1KΩ to 1GΩ Power rating (70°C) 0.25W 0.5W Tolerances 0.5% / 1% / 5% / 10% Temperature Coefficient of Resistance (ppm/°C) ±50 / ±100 / ±200 Max Operating Voltage 1600VDC 3500VDC Max Short Time Overload Voltage 3200VDC 5000VDC Operating Temperature Range -55°C to 155°C Insulation Voltage >500V Insulation Resistance >1GΩ Long Term Stability ∆R MAX Load Life / P=70% / 70°C / 1000h ±1.5% Temperature Cycle / 30m -55°C / 30m 155°C / 5 cycles ±0.5% Humidity / 96%RH / 40°C / 56 days ±1.5% Dimensions L (mm) D (mm) d (mm) 6 + 0.05 2.5 + 0.05 0.6 + 0.05 10 + 0.05 3.5 + 0.05 0.6 + 0.05 Power Derating Curve 120 Power ( % ) 100 80 60 40 20 0 0 25 50 75 100 125 150 175 Ambient Temperature (°C) Ordering Information Part Description: Part Type - Resistance - Tolerance HV37 1MOhms 1% Riedon Inc. 06/13 300 Cypress Avenue Alhambra CA 91801 www.riedon.com (626) 284-9901 (626) 284-1704 200