HT-HPRA250 High-power Thick Film Non-inductive Resistor
Resistance Ranges 0.5Ω – 1MΩ
Resistance Tolerance ±5% to ±10%
Temperature Coefficient Range ±150 PPM/℃ (25℃ – 105℃)
Power Rating at 85℃ 250W at BCT
描述
Product Description
| Feature | Specification |
|---|---|
| Design | Thick film & Non-inductive |
| Compliance | ROHS compliant |
| Load Capability | High wattage and pulse loading |
| Installation Ease | Easy load connecting with M4 or M5 screws |
| Material Standards | Materials in accordance with UL 94 V-0 |
| Applications | Power supplies, control devices, robotics, motor control, and other power designs |
| Applicable Standards | IEC60115-1:2001 (GB/T5729-2003), MIL-STD-202, MIL-R-39009D |
| Dimensions (mm) | 57 x 36 x 25.2 |
| Mounting Holes | 2x M6, 2x M4 |
| Useful Depth | 15.2 ± 0.5 mm |
Technical and Standard Electrical Specifications
| Parameter | Value |
|---|---|
| Resistance Ranges | 0.5Ω – 1MΩ |
| Resistance Tolerance | ±5% to ±10% |
| Temperature Coefficient Range | ±150 PPM/℃ (25℃ – 105℃); other requirements negotiable |
| Power Rating at 85℃ | 250W at BCT |
| Max. Working Voltage | 5000V DC |
| Peak Current | Up to 1500 Amp, depending on pulse length and frequency |
| Electric Strength Voltage | 6kVrms, 50Hz, up to 8kVrms upon request |
| Insulation Resistance | Min. 10GΩ at 500V |
| Creeping Distance | Min. 42 mm |
| Air Distance | Min. 14 mm |
| Inductance | ≤60 nH |
| Capacity/Mass | ≤110 pF |
| Capacity/Parallel | ≤40 pF |
| Moisture Resistance | 56 days/40℃, RH≥95%, ΔR≤± (0.25% + 0.001 Ω) |
| Temp. Cycling | -55℃/+125℃ (each 0.5h), 5 cycles, ΔR≤±(0.2%+0.001Ω) |
| High-Frequency Vibration | MIL-Std-202, Method 204, cond. D, ΔR≤±(0.2% + 0.001 Ω) |
| Short Time Overload | 400W, 70°C, 10 seconds, ΔR≤±(0.4%+ 0.001 Ω) |
| Working Temperature Range | -55℃ to 175℃ |
