PHS-12026 Power Current Shunt Resistor
Product Features
Electron Beam Welding (EBW) process
High reliability, high overload capacity, and superior precision
Wide operating temperature range with non-inductive design; inductance < 10 nH
Electrical parameters
| Series | Rated Current | Resistance | Resistance Accuracy | Operating Temperature | Resistance Temperature Coefficient (20 °C ~ 60 °C) TCR (ppm/℃) |
Material |
|---|---|---|---|---|---|---|
| PHS | 300A | 0.25mΩ | ±5% | -55℃ ~ +170℃ | ±50 | CuMn |
Product coding system
PHS 12026 - 0M25 F - M1P
【1】 【2】 【3】 【4】 【5】
【1】Series Name: PHS Series Shunt Resistor;
【2】Product size: 12026: length 120mm, width 26mm;
【3】Resistance value: 0M25: 0.25mΩ
【4】Resistance accuracy: F: 1%;
【5】Internal identification code: M1P
Product size
Power curve
For resistors operating at an ambient temperature of 70°C, the rated power is reduced according to the following curve:
Performance Testing
| Item | Test Method | Judgment Criteria | Standard |
|---|---|---|---|
| Resistance Temperature Coefficient (TCR) | TCR =(R - R0)/R0(T2 - T1)106 R0: resistance at 20°C, R: resistance at 60°C, T1: 20°C, T2: 60°C |
Refer to specifications | MIL-STD-202 Method 304 |
| Short Time Overload | 5 times rated power, 5s | ≤ ±0.5% | MIL-R-26E |
Packaging
Bag packing, 1pcs per bag or customized