PHS-8420-N Metal Alloy Shunt Resistor
Features
- Electron beam welding process;
- High reliability, high overload capacity, high product precision;
- Low thermal electromotive force (< 0.5 μV/°C)
- Non-inductive design with wide operating temperature range, inductance < 10 nH;
- Electrode surface treatment is optional.
Electrical parameters
| Series | Rated Power | Resistance | Resistance Accuracy | Operating Temperature | TCR (ppm/°C) (20℃ ~ 60℃) | Material |
|---|---|---|---|---|---|---|
| PHS | 36W | 35μΩ | ±5% | -55℃ ~ +170℃ | ±175 | CuMnSn |
| 50μΩ | ±100 | CuMn | ||||
| 100μΩ | ±50 | CuMn |
"*" : For other resistance values, contact the factory
Series naming
PHS 8420 - 0M10 J - M1N
【1】 【2】 【3】 【4】 【5】
【1】Series Name: PHS Series Shunt Resistor;
【2】Product size: 8420: length 84mm, width 20mm;
【3】Resistance value: M035: 35μΩ; 0M05: 50μΩ; 0M10: 100μΩ;
【4】Resistance accuracy: J: 5%;
【5】Internal identification code: M1N: manganese copper + bare chip + standard type, S1N: copper manganese tin + bare chip + standard type, M2N: manganese copper + electrodes fully plated with nickel tin + standard type, S2N: copper manganese tin + electrodes fully plated with nickel tin + standard type.
Product size
| Specification | L (±0.3) | W (±0.2) | T (±0.1) | A (±1) | B (±0.3) | D1 (±0.1) |
|---|---|---|---|---|---|---|
| 35μΩ | 84.0 | 20.0 | 3.0 | 5.0 | 60.0 | Φ 8.3 |
| 50μΩ | 84.0 | 20.0 | 3.0 | 5.0 | 60.0 | Φ 8.3 |
| 100μΩ | 84.0 | 20.0 | 3.0 | 10.0 | 60.0 | Φ 8.3 |
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