BTA25-800B - STMicroelectronics

Manufacturer Part Number

BTA25-800B

Manufacturer

stmicroelectronics

Introduction

The BTA25-800B is a standard type triac from stmicroelectronics intended for phase control in applications requiring high bidirectional transient and blocking voltage capability.

Product Features and Performance

High transient and blocking voltage of 800V

On state RMS current max of 25A

Gate trigger voltage max of 1.3V

Non-repetitive surge current peaks at 250A for 50Hz and 260A for 60Hz

Gate trigger current max of 50mA

Holding current max of 80mA

Single configuration

Product Advantages

High voltage capacity suitable for heavy-duty applications

Allows for tight control with low gate trigger thresholds

Supports substantial surge currents enabling robust performance

Key Technical Parameters

Voltage Off State: 800 V

Current On State (It (RMS)) (Max): 25 A

Voltage Gate Trigger (Vgt) (Max): 1.3 V

Current Non Rep. Surge 50, 60Hz (Itsm): 250A, 260A

Current Gate Trigger (Igt) (Max): 50 mA

Current Hold (Ih) (Max): 80 mA

Chassis Mounting Type

Quality and Safety Features

Designed for safe operation under high transient conditions

Insulated package (RD91-3) enhances safety

Compatibility

Compatible with various high power phase control applications

Application Areas

AC motor controls

High power lamp controls

General purpose AC switching

Overvoltage crowbar protection

Product Lifecycle

Currently active with STMicroelectronics ensuring ongoing production

No indication of nearing discontinuation

Several Key Reasons to Choose This Product

Reliable high voltage and current handling capability for robust applications

Low gate trigger current and voltage simplifies drive requirements

Versatile application across various heavy-duty electrical systems

Sustained product support and availability from STMicroelectronics

Suitable for high surge current environments enhancing durability