LM386

Low voltage audio power amplifier


GAIN	1 •	8	GAIN
IN-	2	7	BYPASS
IN+	3	6	Vcc
GND	4	5	OUT

Pin	Symbol	Description
1	GAIN	gain adjustment
2	IN-	inverting input
3	IN+	non-inverting input
4	GND	ground
5	OUT	output
6	Vcc	supply voltage
7	BYPASS	bypass
8	GAIN	gain adjustment

Specifications

(typical values under recommended operating conditions, unless specified)

Parameter	Value	Unit
Supply voltage	4 (min) 12 (max)	V
Quiescent current	4	mA
Output power	325	mW
Voltage gain	20 (min) 200 (max)
Bandwidth	300	kHz
Total harmonic distortion	0.2	%

Notes

The gain can be varied between 20 and 200 with a resistor in series with a capacitor across pins 1 and 8.

Note: Data is maintained by an independent source and accuracy is not guaranteed. Check with the manufacturer's datasheet for up-to-date information.