LM389 Description
www.DataSheet4U.com LM389 Low Voltage Audio Power Amplifier with NPN Transistor Array December 1994 LM389 Low Voltage Audio Power Amplifier with NP.
The LM389 is an array of three NPN transistors on the same substrate with an audio power amplifier similar to the LM386 The amplifier inputs are groun.
LM389 Features
* Amplifier Y Battery operation Y Minimum external parts Y Wide supply voltage range
AM-FM radios Portable tape recorders Intercoms Toys and games Walkie-talkies Portable phonographs Power converters
Equivalent Schematic and Connection Diagrams
TL H 7847
* 1
Dual-In-Line Package
TL H 7847
LM389 Applications
* in DC through VHF systems Low quiescent current drain Voltage gains from 20 to 200 Y Ground referenced input Y Self-centering output quiescent voltage Y Low distortion Transistors Y Operation from 1 mA to 25 mA Y Frequency range from DC to 100 MHz Y Excellent matching
Y Y
Applications
Y Y Y Y Y Y Y
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