1000W Planar Thick Film, Non-inductive High-power Resistor

Technical Characteristics

• Center baseplate temperature ≤ 85°C

• Rated power: 800W

• Specially designed low-profile structure

• Two insulated lead-out terminals for output

• Six internal resistance structures available

• Raw materials compliant with UL94-V0

Specifications

• Resistance range: 0.5Ω to 1MΩ

• Resistance accuracy: ±5% to ±10%

• Temperature coefficient: ±150ppm/°C (25°C to 105°C), other temperature coefficient requirements can be negotiated upon order

• Rated power: 800W at 85°C, maximum operating voltage not exceeding 5,000VDC

• Short-time overload: 1200W, 70°C, 10 seconds, ΔR ≤ ±(0.4%R + 0.001Ω)

• Peak current: Up to 1500Amp under low resistance and narrow pulse conditions

• Insulation withstand voltage: 6kVrms, 50Hz, 1 minute, up to 12kVrms upon request

• Partial discharge: 4kVrms, <10pC; up to 7kVrms upon request

• Insulation resistance: 500V, minimum 10GΩ

• Creepage distance: Minimum 42mm

• Clearance: Minimum 14mm

• Inductance: ≤80nH

• Distributed capacitance (Mass): ≤110pF

• Distributed capacitance (Parallel): ≤40pF

• Humidity resistance: 56 days/40°C, RH ≥ 95%, ΔR ≤ ±(0.25%R + 0.001Ω)

• Temperature cycling: -55°C/+125°C (each for 0.5h), 5 cycles, ΔR ≤ ±(0.2%R + 0.001Ω)

• High-frequency vibration: MIL–Std–202, Method 204, Condition D, ΔR ≤ ±(0.2%R + 0.001Ω)

• Power durability: Rated power for 1,000h, baseplate temperature at 85°C, ΔR ≤ ±(0.4%R + 0.001Ω)

• Operating temperature range: -55°C to +155°C

• Lead-out terminal installation: M4/M5 screws, maximum torque of 2Nm

• Resistance installation: M4 screws, maximum torque of 1.8Nm