HMC981集成電路（IC）的電源管理-專用規(guī)格書PDF中文資料

HMC981屬于集成電路（IC）的電源管理-專用。由亞德諾半導體技術有限公司制造生產(chǎn)的HMC981電源管理 - 專用專用型電源管理集成電路 (PMIC) 用于電源的控制或操作，適合特定或小范圍的目標應用，例如汽車氣囊管理、電容器組平衡、AC 公共電力監(jiān)控、存儲器總線端接、接地故障檢測、能量收集、小型引擎管理、處理器或芯片集專用電壓調(diào)節(jié)、負載突降保護、觸覺驅動器、熱電制冷器控制等。

General Description

HMC981 is an active bias controller that automatically adjusts the gate voltage of an external amplifier to achieve constant bias current. It can be used to bias any enhancement and depletion type amplifiers operating in Class-A regime with Drain voltages from 4V to 12V and drain currents up to 200mA, offering a complete biasing solution.

Features

Automatic Gate voltage adjustment (No Calibration required)

Supply Voltage: 4V to 12V

Digital Voltage: 3.3V to 5V

Controls both Enhancement and Depletion type devices

Adjustable Drain Current up to 200mA

Sink/Source Gate Current Capability

Optional Internal negative voltage generation that can be disabled to use external negative rail

Fast Enable/Disable

Trigger-out Output for Daisy Chain Power-Up and Power-Down Sequencing

Typical Applications

? Microwave Radio & VSAT

? Military & Space

? Test Instrumentation

? Fiber Optic Modulator Driver Biasing

? CATV Laser Driver Biasing

? Cellular Base Station

? Wireless Infrastructure Equipment