BD139中文资料NPN硅晶体管数据手册ST规格书

描述 Description

These epitaxial planar transistors are mounted in the SOT-32 plastic package. They are designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits.

The NPN types are the BD135 and BD139, and the complementary PNP types are the BD136 and BD140.

特性 Features

• Products are pre-selected in DC current gain

简介

BD139属于分立半导体产品的晶体管-双极性晶体管（BJT）-单个。由制造生产的BD139晶体管 - 双极性晶体管（BJT）- 单个分立式双极结型晶体管 (BJT) 通常在音频、无线电及其他应用中用于构建模拟信号放大功能。作为大批量生产的第一批半导体器件之一，对于涉及高频开关和在大电流或高电压下工作的应用而言，它们的特性相比某些器件类型不占优势，但对于需要以极小的噪声和失真构建模拟信号的应用而言，它们仍然是首选技术。