KOA introduces two new series of 4 terminal current shunts for high current applications.
Constructed using a solid metal alloy resistance element with copper terminations the device provides superior corrosion and heat resistance and has excellent pulse resistance.
These new shunt resistors are ideal for accurate high current sensing in automotive and industrial applications as well as in pulse applications.
Features:
- PSG4: 2725 inch, 140 A – 0.5 mO, 89 A – 1 mO
- PSF4: 1216 inch, 100 A – 0.5 mO, 54 A – 1 mO
- Kelvin terminal construction
- Tol./TK: ±50 ppm/K (+25 °C to +125 °C)
- Ultra-low resistance, suitable for large current detection
- Excellent long-term stability and pulse withstanding performance
- Robust copper terminations
- EU-RoHS compliant
- AEC-Q200 qualified
Applications:
- High current automotive applications (ECU, EPS, motor control, EV/HEV)
- DC/DC converter
- Inverter power supplies
- Frequency converters
- Intelligent power modules
| Type | Power Rating |
T.C.R- (x 10-6/K) |
Resistance Range (O) |
Resistance Tolerance |
Rated Terminal Part Temperature |
Operating Temperature Range |
|---|---|---|---|---|---|---|
| PSG4 | 10 W 8 W |
±50 | 0.5 m 1.0 m |
F: ±1% | 75°C | -65 ~ +175°C |
| PSF4 | 5 W 3 W |
±50 | 0.5 m 1.0 m |
F: ±1% | 130°C | -65 ~ +175°C |
