HD0802A Datasheet – ALC Band Amplified Microphone Output

Part Number: HD0802A

Function: ALC Band Amplified Microphone Output, 3Ch Audio Amplifier

Package: SMD 16PIN

Manufacturer: Wuxi YouDa Electronics

Images :
HD0802A amplifier


The device is a 3-channel audio amplifier with built-in microphone input amplifier. High quality audio output is available through simpleperipheral circuit and the amplifier gain can be adjusted flexibly by external resistor. It is widely used as pre-amplification in various stereo and 2.1-channel audio systems to pre-amplify the signal from the main chip audio.

Block Diagram

HD0802A Pinouts


1. BICMOS technology
2. Dual power supply (+5V/-12V)
3. Built-in voltage regulator
4. Low distortion
5. Standby function
6. Mute function and ON/OFF POP noise suppression



1. CD / VCD / DVD
2. Other audio systems

HD0802A datasheet

HD0802A Datasheet PDF Download

HD0802A pdf



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