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Here’s a description and key details of the 6MBI150UB-120‑52 & 6MBI150VB‑120‑50 IGBT power modules family, focusing on the 6MBI150VB-120 / 6MBI150VB-120-50 IGBT module series commonly referenced in datasheets and documentation:

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Description

What it is

The 6MBI150VB-120 (often seen as the 6MBI150VB-120-50 variant) is a high-power IGBT (Insulated Gate Bipolar Transistor) power module from Fuji Electric designed for efficient switching and power conversion in demanding industrial applications. This module combines multiple IGBT power switches and diodes into a compact power block suitable for three-phase inverter use.

📊 Main Specifications

  • Type: IGBT power module (often 6-pack configuration)

  • Collector-Emitter Voltage (V<sub>CES</sub>): ~1200 V

  • Rated Collector Current: 150 A (continuous)

  • Pulse Capabilities: Higher short-duration current tolerance (e.g., ~300 A for short pulses)

  • Operating Temperature: Typical junction range up to ~150–175 °C depending on spec conditions

  • Isolation Voltage: Around 2500 VAC (insulation rating)

  • Gate-Emitter Voltage: ±20 V typical

⚙️ Key Features

  • High-Power Switching: Designed to handle large power in motor drives and inverter stages.

  • Low Conduction & Switching Losses: Efficient high-frequency operation.

  • Integrated Design: Combines multiple switches + freewheeling diodes in one module, reducing board complexity.

  • Reliable Thermal Performance: Optimized packaging for heat dissipation; requires heatsink/thermal management.

  • RoHS Compliant: Lead-free and meets standard restrictions.

🧰 Typical Applications

This type of IGBT module is widely used in:

  • Motor drive inverters and variable-frequency drives (VFDs)

  • AC and DC servo drives

  • Uninterruptible Power Supplies (UPS)

  • Industrial machinery power electronics