EFE01EF Crydom - Power Transistor Module

EFE01EF Description

The EFE01EF from Crydom is an SCR/diode power module. Typical applications include heater control, motor soft start and controlled rectification in industrial equipment.

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Summary of Features

Target Applications

Crydom EFE01EF 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 EFE01EF is an EF Series SCR/diode power module, current code E, circuit 01, 380 VAC line, with free wheeling diode. The datasheet marks this series obsolete. Source: Crydom EF Series datasheet (2009). Values at 25°C unless noted.

Parameter	Value
Load current rating, single phase / three phase / AC switch	75 / 100 / 85 A
AC line voltage	380 VAC
Circuit type	01 (see datasheet circuit diagram)
Maximum DC output current (Tc = 85°C, single phase)	75 A
Maximum voltage drop (VF)	1.85 V @ 75 A
Maximum non-repetitive surge current (1/2 cycle, 60 Hz)	600 A
Maximum I²t for fusing (8.3 ms)	1500 A²s
Gate trigger current / voltage (25°C)	80 mA / 3.0 V
Critical rate of rise of on-state current (Tj = 125°C)	100 A/µs
Critical rate of rise of off-state voltage	500 V/µs
Maximum thermal resistance, junction to ceramic base per chip	0.7 °C/W
Operating junction temperature	-40 to 125°C
Isolation voltage	2500 Vrms
Weight (typical)	7.0 oz (198 g)

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