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TDA7293 Series Datasheet

TDA7293

Audio power amplifier

Tda7293 is a high power and high voltage DMOS high fidelity power amplifier IC produced by st (SGS-THOMSON) company. Its rated output power is 100W. Its models are tda7293, tda7293. The maximum working voltage is 120V. Pin 9 of tda7293 is the control terminal of standby mode. When the pin is lower than 2.4V, tda7293 works in standby mode and the internal circuit stops working. Pin 10 is the control terminal of mute mode.

TDA7293 Data sheet.pdf

TDA7293 Pin Configuration and Function

Pin Number	Pin Name	Pin Description
1	Stand-By GND	Stand-By GND, output gets connected to ground
2	Inverting input	The Inverting input
3	Non-Inverting input	The Non-Inverting input
4	SIGNAL GROUND	Supply Voltage Rejection used for power supply ripple or noise rejection
5	CLIP AND SHORT CICUIT DETECTOR	Not connected
6	Bootstrap	Used to step-up charge
7	+Vs	Positive supply
8	-Vs	Negative supply
9	Stand-by	Standby control pin used for low power mode, output runs in low current mode
10	Mute	Audio is disabled of the output
11	BUFFER DRIVER	Not connected
12	Bootstrap Loader	Not connected
13	+Vs Power	Positive power supply
14	Out	Output pin
15	-Vs Power	Negative power supply