Description
EB welded metal strip shunt resistor is specifically engineered for frequency converters, VFDs (variable frequency drives), and other high-precision industrial current sensing applications. With a robust electron beam (EB) welding process, it ensures ultra-low resistance drift, excellent thermal reliability, and high surge durability.
Product Features:
✅ EB welded structure for superior mechanical and thermal stability
✅ Low resistance values from 50μΩ to 5mΩ
✅ High power rating up to 10W
✅ TCR as low as ±15 ppm/°C for stable current measurements
✅ Wide operating temperature: -55°C to +170°C
✅ Non-inductive design, ideal for high-speed switching environments
Product Size
| Model | Resistance | W (mm) | A (mm) | B (mm) | H (mm) | D2 (mm) | T (mm) |
|---|---|---|---|---|---|---|---|
| 1575 | 0.1mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 2.5±0.2 | 2.0±0.1 | 4.2±0.5 |
| 1575 | 0.2mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 2.0±0.2 | 1.50±0.1 | 4.2±0.5 |
| 1575 | 0.3mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 1.46±0.2 | 0.92±0.1 | 4.2±0.5 |
| 1575 | 0.5mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 1.7±0.2 | 1.15±0.1 | 4.2±0.5 |
| 1575 | – | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 1.1±0.2 | 0.56±0.1 | 4.2±0.5 |
| 1575 | 0.75mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 0.9±0.2 | 0.40±0.1 | 4.2±0.5 |
| 1575 | 1mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 1.4±0.2 | 0.90±0.1 | 4.2±0.5 |
| 1575 | 1.5mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 1.1±0.2 | 0.64±0.1 | 4.2±0.5 |
| 1575 | 2mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 1.0±0.2 | 0.48±0.1 | 4.2±0.5 |
| 1575 | 2.5mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 0.9±0.2 | 0.40±0.1 | 4.2±0.5 |
| 1575 | 3mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 0.8±0.2 | 0.30±0.1 | 4.2±0.5 |
| 1575 | 4mR | 15.2±0.5 | 7.6±0.5 | 5±0.5 | 0.5±0.2 | 0.24±0.1 | 4.2±0.5 |
Electrical performance:
| Parameter | Value |
|---|---|
| Resistance Values (mR) | 0.1 to 4 |
| Rated Power (W) | 7 |
| Accuracy (%) | 0.5 to 5 |
| TCR (ppm/℃) | 25~50 |
| Operating Temperature Range | -50℃ ~ +170℃ |
| Inductance (nH) | <10 |
Applications
⚙️ Frequency converters
⚡ VFDs (Variable Frequency Drives)
🚗 EV power systems and battery management
🔌 Industrial automation and motor control
🔋 High-current DC circuit
- Need custom specifications or samples?
- Contact us today to discuss your project requirements.
Why Choose EB Welded Shunt Resistors?
Unlike conventional soldered types, EB welded resistors offer excellent long-term stability and minimized thermal EMF, making them ideal for precision sensing in harsh environments.
