1. Core Parameters (Module + Drive)
| Parameter | 5SHX1445H0001 (IGCT) | 3BHL000391P0101 (Drive Board) |
|---|---|---|
| Part Number | 5SHX1445H0001 | 3BHL000391P0101 |
| Rated Voltage | 3.3 kV | For 3.3 kV module |
| Rated Current | 1445 A (continuous) | Drive current: 2 A |
| On-state Voltage Drop | ≈2.5 V | – |
| Turn-off Time | ≤1 µs | Fiber-isolated, low-inductance drive |
| Switching Frequency | Up to 1 kHz | Max. 10 kHz |
| Package | Press-Pack | Integrated drive board |
| Operating Temperature | -25℃ ~ +70℃ (case temperature) | -40℃ ~ +85℃ |
| Drive Power Supply | 24V DC | 24V DC |
| Short-circuit Withstand | 10 kA (turn-off within 3µs) | Hardware protection |
| Dimensions / Weight | 142×127×36mm / 1.2kg | Integrated on the module |
2. Key Features
High Integration (Module + Drive Integration)
- Built-in GTO chip, anti-parallel diode, gate drive and protection circuits
- Snubber-less design: No additional snubber circuits required, system simplified
- Fiber optic isolation: Strong anti-interference capability, suitable for high-voltage environments
Fast Turn-off and Voltage Balancing Advantage
- Turn-off time ≤1µs, device-to-device variation <0.2µs
- Excellent series voltage balancing: Uniform dynamic voltage distribution, reduces overvoltage risk
Low Loss and High Efficiency
- On-state voltage drop ≈2.5V, about 40% lower than conventional GTO
- System efficiency >98%, suitable for high-power continuous operation
High Reliability and Hardware Fault Tolerance
- TMR (Triple Modular Redundancy): Microsecond-level fault response
- Fuse-less design: Short-circuit withstand 10 kA
- Press-pack package: Double-sided cooling, press-fit installation, long service life
3. Typical Applications
- Medium-voltage inverters: Rolling mills, fans, pumps (ACS1000 / ACS6000 series)
- VSC-HVDC (Voltage Source Converter based High Voltage Direct Current)
- Wind power converters: Full-power converters, grid-connected converters
- Industrial drives, marine propulsion, grid SVG / STATCOM
4. Difference from 5SHX1445H0002
- 5SHX1445H0001: 3.3kV / 1445A, standard version, matched with 3BHL000391P0101
- 5SHX1445H0002: 3.3kV / 1445A, enhanced version, better turn-off consistency and superior series voltage balancing
5. Matching and Selection
- Drive board: 3BHL000391P0101 (original factory matched)
- Cooling: Forced air cooling / liquid cooling, case temperature -25℃ ~ +70℃
- Series application: Optimize dynamic voltage balancing by its turn-off consistency
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