VT Series Vitreous Enamel Wirewound Resistors • • • • • All Welded Construction Resistances from 0.1 to 100kOhms Tolerance to ±1% High Overload and Pulse Handling Power Rating to 14Watts SPECIFICATIONS L D I d1 Type Power Rating W @ 25°C Maximum Voltage Resistance Range MAX MAX Nominal ±0.003 [±0.08] VT-3 3 100 0.1 to 10k 0.500 [12.7] 0.220 [5.6] 1.05 [26.5] 0.032 [0.8] VT-5 5 160 0.1 to 20k 0.906 [23.0] 0.276 [7.0] 1.05 [26.5] 0.032 [0.8] VT-7 7 200 0.1 to 22k 0.874 [22.2] 0.315 [8.0] 1.05 [26.5] 0.032 [0.8] VT-10 10 500 0.1 to 68k 1.500 [38.1] 0.315 [8.0] 1.38 [35] 0.032 [0.8] VT-14 14 750 0.1 to 100k 2.106 [53.5] 0.315 [8.0] 1.38 [35] 0.032 [0.8] 1 Lead Diameter: 20 AWG = 0.032” Ordering Information Part Description: Part Type - Resistance - Tolerance Example: VT-5 100 Ohm 1% Riedon Inc. 300 Cypress Avenue 06/13 Alhambra CA 91801 (626) 284-9901 (626) 284-1704 www.riedon.com VT Series Vitreous Enamel Wirewound Resistors SPECIFICATIONS (continued) Specification Value Tolerances ±1% / ±2% / ±5% / ±10% Temperature Coefficient Standard : +200ppm/K / Typical : +100ppm/K Temperature Range -55°C to +350°C Dielectric Strength 1500 VAC Constuction Non-Flammable Enamel Coating All welded terminations Environmental Performance DR Dielectric ±1% + 0.05W Load Life ±5% + 0.05W Storage ±1% + 0.05W Moisture Resistance ±5% + 0.05W Thermal Shock ±1% + 0.05W 10X Overload ( 5s ) ±1% + 0.05W Shock ±1% + 0.05W Vibration ±1% + 0.05W (MIL-STD 202) Power Derating Curve Power (%) 100 80 60 40 20 0 0 25 75 125 175 225 275 325 350 Ambient Temperature (°C) Riedon Inc. 300 Cypress Avenue 06/13 Alhambra CA 91801 (626) 284-9901 (626) 284-1704 www.riedon.com