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TFA38 Datasheet Reverse Blocking Triode Thyristor

Manufacturer: Allegro MicroSystems

Download the TFA38 datasheet PDF. This datasheet also includes the TFA37 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TFA37-AllegroMicroSystems.pdf) that lists specifications for multiple related part numbers.

General Description

This Sanken reverse blocking triode thyristor is designed for AC power control, providing reliable, uniform switching for half-cycle AC applications.

In comparison with other products on the market, the TFA3x series provides increased isolation voltage (1800 VACRMS), guaranteed for up to 1 minute.

In addition, commutation dv/dt is improved.

Overview

TFA3x Series Reverse Blocking Triode Thyristor.

Key Features

  • Exceptional reliability.
  • Small fully-molded SIP package with heatsink mounting for high thermal dissipation and long life.
  • Operating junction temperature to 150°C.
  • VDRM of 700 or 800 V.
  • 4.7 ARMS on-state current.
  • 7 mA typical gate trigger current.
  • Uniform switching.
  • UL Recognized Component (File No. : E118037) (suffix I).

More Datasheets from Allegro MicroSystems

Part Number Description
TFA37 Reverse Blocking Triode Thyristor