描述 Description

The CA3020 and CA3020A are integrated-circuit, multi stage, multipurpose, wide-band power amplifiers on a single monolithic silicon chip. They employ a highly versatile and stable direct coupled circuit configuration featuring wide frequency range, high voltage and power gain, and high power output. These features plus inherent stability over a wide temperature range make the CA3020 and CA3020A extremely useful for a wide variety of applications in military, industrial, and commercial equipment.

特性 Features

? High Power Output Class B Amplifier

??? - CA3020 . . . . . . . . . . . . . . . . . . . . 0.5W (Typ) at VCC = 9V

??? - CA3020A . . . . . . . . . . . . . . . . . . 1.0W (Typ) at VCC = 12V

? Wide Frequency Range . . Up to 8MHz with Resistive Loads

? High Power Gain. . . . . . . . . . . . . . . . . . . . . . . . . 75dB (Typ)

? Single Power Supply For Class B Operation With Transformer

??? - CA3020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3V to 9V

??? - CA3020A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3V to 12V

? Built-In Temperature-Tracking Voltage Regulator Provides Stable Operation Over -55oC to 125°C Temperature Range

Applications

? AF Power Amplifiers For Portable and Fixed Sound and Communications Systems

? Servo-Control Amplifiers

? Wide-Band Linear Mixers

? Video Power Amplifiers

? Transmission-Line Driver Amplifiers (Balanced and Unbalanced)

? Fan-In and Fan-Out Amplifiers For Computer Logic Circuits

? Lamp-Control Amplifiers

? Motor-Control Amplifiers

? Power Multivibrators

? Power Switches