BT138-800中文资料4-Quadrant Triacs数据手册WeEn规格书

描述 Description

Planar passivated four quadrant triac in a SOT78 (TO-220AB) plastic package intended for use in applications requiring high bidirectional transient and blocking voltage capability and high thermal cycling performance. Typical applications include motor control, industrial and domestic lighting, heating and static switching.

特性 Features

• High blocking voltage capability
• High blocking voltage suitable for high voltage applications
• Less sensitive gate for improved noise immunity
• Planar passivated for voltage ruggedness and reliability
• Triggering in all four quadrants

应用 Application

• General purpose motor control
• General purpose switching

简介

BT138-800属于分立半导体产品的晶闸管-TRIAC。由制造生产的BT138-800晶闸管 - TRIAC晶闸管可沿一个方向或在半个 AC 周期内传导 AC（交流电）。当 TRIAC（三极管 AC）的门极被触发时，即会沿任一方向传导电流。其他名称包括双向三极晶闸管或双侧三极晶闸管。TRIAC 分为无缓冲器、Alternistor、内部触发、逻辑门和标准型，安装方式包括底座、表面或通孔安装。这些器件可根据断态电压、通态电流、保持电流和门极触发电压进行选择。