T2550-12G

$3.13

Description：TRIAC ALTERNSTR 1.2KV 25A D2PAK
Series：Snubberless™

SKU:354b108993aa Category: TRIACs Brand: STMicroelectronics

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Product introduction

Product Detailed Parameters

Description：TRIAC ALTERNSTR 1.2KV 25A D2PAK
Series：Snubberless™
Mfr：STMicroelectronics
Package：Tube
Triac Type：Alternistor - Snubberless
Voltage - Off State：1.2 kV
Current - On State (It (RMS)) (Max)：25 A
Voltage - Gate Trigger (Vgt) (Max)：1.3 V
Current - Non Rep. Surge 50, 60Hz (Itsm)：240A, 252A
Current - Gate Trigger (Igt) (Max)：50 mA
Current - Hold (Ih) (Max)：60 mA
Configuration：Single
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Supplier Device Package：D2PAK
Grade：-
Qualification：-

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T2550-12G

Overview

The T2550-12G is a Snubberless Triac manufactured by STMicroelectronics, rated for 25 A on-state RMS current and 1200 V blocking voltage. It is housed in a TO-263 (D²PAK) package with three pins. Key electrical parameters include a maximum gate trigger current of 50 mA, a maximum gate trigger voltage of 1.3 V, and a peak gate power dissipation of 1 W. The device supports a surge current rating of 252 A and has a holding current of 60 mA. It operates within a temperature range of -40°C to 125°C.

Feature Summary

Snubberless design optimized for noise immunity and dynamic commutation
High static and dynamic commutation capabilities for reliable switching
Suitable for controlling inductive, capacitive, or resistive loads

Applications

Three-phase industrial applications
Inductive load control systems
Capacitive load control systems
Resistive load control systems

Procurement Notes

Verify the specific package variant when ordering, as the T2550-12x series includes D²PAK, TO-220AB, and insulated options. Confirm RoHS compliance status and UL recognition under file E81734 during procurement. Ensure the selected component matches the required thermal management specifications for the intended application environment.

Selection Notes

Select this component for high-voltage AC switching applications requiring robust commutation characteristics. The 1200 V rating makes it suitable for 3-phase industrial environments. Consider the TO-263 package for surface-mount assembly needs while ensuring adequate heat sinking for the 25 A RMS current rating.

Part Context

The T2550-12G belongs to the T2550-12x family of Snubberless Triacs from STMicroelectronics. This family offers compact high-voltage solutions designed for industrial use. Other variants in the series include different package types such as TO-220AB, providing flexibility for various mounting requirements while maintaining consistent electrical performance.