Datasheet Details
Part number:
LM389, LM3
Manufacturer:
National Semiconductor
File Size:
225.42 KB
Description:
Lm389 low voltage audio power amplifier.
Note:
This datasheet PDF includes multiple part numbers: LM389, LM3.
Please refer to the document for exact specifications by model.
LM389, LM3, LM389 Low Voltage Audio Power Amplifier
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 ground referenced while the output is automatically biased to one half the supply voltage The gain is internally set at 20 to minimize external parts but t
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
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