EFE18G Crydom - Power Transistor Module

EFE18G Description

The Crydom EFE18G is an SCR/diode power module, rated for 1400 V and 75 A. Typical applications include heater control, motor soft start and controlled rectification in industrial equipment.

We help engineers and repair technicians find parts like the EFE18G, including obsolete ones. Send a quick RFQ for current pricing and delivery. Before ordering, please confirm ratings and pin-out with the official datasheet.

Summary of Features

Target Applications

Crydom EFE18G is used for AC/DC power conversion and control: controlled rectifiers, DC motor drives, heater and power control, battery chargers and power supplies.

Key Specifications

Crydom EFE18G is an EF Series SCR/diode power module (ceramic base), circuit 18: triple AC switch, current code E (90 A), voltage code G (1400 V). Source: Crydom Series EF power modules datasheet (values per semiconductor cell, 25°C). Values at 25°C unless noted.

Parameter	Value
Current rating (full conduction; AC switch values RMS)	90 A
Voltage	1400 V
Circuit	No. 18: triple AC switch
Surge current, non-repetitive (one cycle, 60 Hz)	600 A
I²t for fusing (< 8.3 ms)	1500 A²s
Forward drop (peak)	1.8 V @ 100 A
Leakage current (IDRM, IRRM)	15.0 mA
Gate trigger current IGT (max)	100 mA
Gate trigger voltage VGT (max)	3.0 V
Peak gate power	5.0 W
Voltage rate of rise dv/dt (exponential, Tc = 125°C)	200 V/µs
Current rate of rise di/dt	100 A/µs
Operating temperature	-40 to 125°C
Thermal resistance, chip to baseplate	0.4 °C/W
Thermal resistance, base to heatsink (with compound)	0.3 °C/W

Technical document (PDF)  |  Request a quote for EFE18G (reply within 24 hours)