This document describes the features and characteristics of the 90-110MT..KB series three-phase bridge rectifiers, including high thermal conductivity package, electrically insulated case, excellent power volume ratio, and easy connections to power transistor and IGBT modules.
The 90-110MT..KB series are compact, encapsulated three‑phase bridge rectifiers designed for general‑purpose and heavy‑duty applications. They feature high thermal conductivity, a high power‑volume ratio, and a 4000 V isolation voltage.
The datasheet lists major electrical ratings such as maximum DC output current, forward voltage drop, and surge current, as well as thermal and mechanical specifications, ordering codes, and dimensional drawings for both standard and optional barrier configurations.
| Maximum repetitive reverse voltage (isolation) | 4000 V RMS |
|---|---|
| Maximum DC output current (90MT..KB) | 90 A (120 A) |
| Maximum forward voltage drop | 1.6 V at 150 A, 25 °C |
| Junction operating temperature range | -40 °C to 150 °C |
| Thermal resistance, junction‑to‑case | 0.21 K/W |
| Approximate weight | 176 g |
The rectifier provides a 4000 V RMS isolation voltage.
The junction operating temperature range is –40 °C to 150 °C.
The forward voltage drop is 1.6 V at 150 A and 25 °C.