Power and Precision High-Voltage Resistors TC of ±100ppm/°C and wide ohmic range

Product Overview

The 22879-A/22879-B/22879-C series products meet general requirements, featuring silicone or epoxy coatings and offering a variety of tolerances and temperature coefficients.

Product Features

Technical Specifications

• Standard: ±1% to ±10%

• Special Requirements (Low Ohm Values): ±0.1% to ±0.5%

• Temperature Coefficient:

• Standard: 100 ppm/°C (+85°C referenced to 25°C)

• Special Requirements: ±5 ppm/°C

• Max. Working Voltage: Refer to model specifications

• Power Rating: Up to 19.40 W (reference model specifications)

• Dielectric Strength: ≤10 kV DC (based on coating)

• Overload/Overvoltage: 5 times rated power at 70°C (referenced to specified power at +70°C), with applied voltage not exceeding 1.5 times the maximum continuous operating voltage for 5 seconds, ΔR 0.5% max.

• Load Life Stability: 1,000 hours at rated power and 70°C, ΔR 0.20% max.

• Moisture Resistance: MIL-Std-202, Method 106, ΔR 0.4% max.

• Thermal Shock: MIL-Std-202, Method 107, conditions not specified, ΔR 0.20% max.

• Encapsulation: Silicone or epoxy coating, with 2-component epoxy coating recommended for oil immersion and wave soldering applications (inquire for details)

• Other Terminals Available: Screw caps (6/32", M4, custom), gold-plated leads with a diameter of 0.8 mm (suitable for 22879-C/22879-B series, inquire for details)

• Lead Material: OFHC copper, tin-plated

• Weight: Varies by model number (inquire for details)