Toshiba – MG300H1US1 – IGBT Power Module – 500V 300A – Reclaimed Part

Toshiba — MG300H1US1 IGBT Power Module 500 V • 300 A • Single N-Channel IGBT • Built-In Freewheel Diode • Isolated Baseplate

What it is

The Toshiba MG300H1US1 is a high-current 500 V, 300 A N-channel IGBT power module designed for high-power switching and motor-control applications. The single-switch module combines a high-current IGBT switching element with a built-in reverse-connected freewheel diode in an electrically isolated industrial package.

Designed for demanding power-conversion equipment, the MG300H1US1 provides high input impedance, fast switching and substantial current capability. Typical applications include industrial motor drives, UPS and inverter systems, DC choppers, welding equipment and other high-current switching circuits.

At-a-Glance

• Voltage Rating: 500 V
• Current Rating: 300 A
• Device Type: N-channel IGBT power module
• Configuration: Single-switch / 1U power module
• Integrated Diode: Built-in reverse-connected freewheel diode
• Package: Toshiba 2-109A4A • 4-pin power module
• Mounting: Heatsink-mounted module with electrically isolated base
• Applications: Motor drives; inverters; UPS systems; DC choppers; welders; industrial power switching

Features

• 300 A current capability — designed for demanding high-current industrial switching applications.
• High input impedance — insulated-gate construction simplifies drive requirements compared with legacy bipolar power transistors.
• Fast switching — Toshiba specifies fast switching characteristics for high-power switching and motor-control applications.
• Built-in freewheel diode — integrated reverse-connected diode supports inductive-load switching.
• Single-switch construction — 1U configuration provides one high-current IGBT switching stage in a compact module.
• Electrically isolated base — simplifies heatsink mounting and equipment integration.

Technical Specifications

Applications / Replacement Considerations