PWM Fan Speed Controller

General Descriptions The AP438/9 series’s PWM output has built-in NPN power transistor that controls the Fan current & Fan speed. AP439 built-in over temperature alarm flag. Features - Built-in 30Khz OSC provide 0~100 PWM output - Over Temperature Protector(OTP) flag. (AP439 only). - Open

High Performance 4/8 Channel Fault-Protected Analog Multiplexers

GENERAL DESCRIPTION The ADG438F and ADG439F are CMOS analog multiplexers, with the ADG438F comprising eight single channels and the ADG439F comprising four differential channels. These multiplexers provide fault protection. FEATURES All switches off with power supply off Analog ou

High Performance 4/8 Channel Fault-Protected Analog Multiplexers

GENERAL DESCRIPTION The ADG438F and ADG439F are CMOS analog multiplexers, with the ADG438F comprising eight single channels and the ADG439F comprising four differential channels. These multiplexers provide fault protection. FEATURES All switches off with power supply off Analog ou

High Performance 4/8 Channel Fault-Protected Analog Multiplexers

GENERAL DESCRIPTION The ADG438F and ADG439F are CMOS analog multiplexers, with the ADG438F comprising eight single channels and the ADG439F comprising four differential channels. These multiplexers provide fault protection. FEATURES All switches off with power supply off Analog ou

COMPLEMENTARY SILICON POWER TRANSISTORS

DESCRIPTION The BD439 and BD441 are silicon epitaxial-base NPN power transistors in Jedec SOT-32 plastic package, intented for use in power linear and switching applications. The complementary PNP types are BD440, and BD442 respectively. ■ SGS-THOMSON PREFERRED SALESTYPES ■ COMPLEMENTARY PNP -

NPN SILICON EPIBASE TRANSISTORS

NPN Silicon Epibase Transistors