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TOSHIBA – MG400J1US42 – IGBT Power Transistor – Reclaimed Part

Manufacturer

OEM Part Number

MG400J1US42

GPS Part Number

27-TOS-MG400J1US42

Tags

Price:

$59.23

Specifications
Voltage WPC AH/kVA Length Width Height Weight
600 V N/A 400 A N/A N/A N/A ≈  .5 kg
Voltage 600 V
WPC N/A
Amp/H 400 A
Length N/A
Width N/A
Height N/A
Weight ≈  .5 kg

Toshiba — MG400J1US42 IGBT Module 600 V • 400 A • Dual half-bridge (2 IGBTs + antiparallel fast/soft diodes) • Isolated baseplate

What it is

600 V / 400 A dual IGBT power module that integrates a complete half-bridge with fast free-wheel diodes. Intended for high-power switching in UPS inverters, motor drives, welders, and SMPS; terminals are isolated from the baseplate for easier heatsink design.

At-a-Glance
  • Voltage / Current: 600 V / 400 A (module rating)
  • Topology: Dual IGBT half-bridge with antiparallel fast/soft diodes
  • Mounting: Screw terminals; isolated baseplate
  • Use Cases: UPS inverters; AC motor drives; DC choppers; welders; SMPS

Features
  • Low conduction loss — VCE(sat) ≈ 2.1 V typ / ≤ 2.7 V max @ 400 A, VGE=15 V, 25 °C.
  • Fast switching — sub-µs switching; soft-recovery diodes for cleaner commutation.
  • High isolation — 2.5 kVRMS (1 min) terminals→base.

Technical Specifications
Parameter Value
Manufacturer Toshiba
Part Number MG400J1US42
Device Type Dual IGBT half-bridge with antiparallel diodes
Collector-Emitter Voltage (VCES) 600 V
Continuous Collector Current (IC) 400 A (DC)
Pulse Collector Current (ICP) 800 A (≈ 1 ms)
Gate-Emitter Voltage (VGES) ±20 V
VCE(sat) (typ./max) ~2.1 / ≤ 2.7 V @ IC=400 A, VGE=15 V, 25 °C
Gate Threshold (VGE(off)) ≈ 3.0–6.0 V @ IC=300 mA, VCE=5 V
Input Capacitance (Cies) ~28–40 nF (VCE=10 V, f=1 MHz)
Switching (typ.) td(on) ~0.2–0.4 µs; tr ~0.15–0.30 µs; td(off) ~0.2–0.6 µs; tf ~0.15–0.30 µs
Diode (per leg) VF ~2.3 V typ / ≤ 3.0 V max @ 400 A; trr ~0.08–0.30 µs
Thermal Resistance RthJC Transistor ~0.06–0.10 °C/W; Diode ~0.18–0.22 °C/W
Collector Power Dissipation (PC) ≈ 2000 W @ TC=25 °C
Isolation (terminals→base) 2.5 kVRMS / 1 min
Package / Mass Toshiba 2-109A4A isolated-base; ≈ 0.5 kg class
Configuration Dual (2-device) half-bridge

Compatibility / Representative Uses
Module Applications Notes
MG400J1US42 UPS; AC motor drives; DC choppers; welders; SMPS Verify pinout, gate-drive limits, torque, and cooling; observe isolation rating.

Why buy from Gruber
  • Tested pulls & new stock — Gate/diode behavior verified; baseplate flatness inspected.
  • Traceability — Each module labeled with a work-order ID for service history confidence.
  • Drop-in help — We match legacy Toshiba dual-pack footprints for direct replacement.
Gruber Power Services