TDA7297_Dual Bridge Audio Amplifier Ic in Bangladesh

The TDA7279 is a 15W + 15W Stereo dual bridge Amplifier. It is 15 Pin class AB type amplifiers and has an operating voltage from 6V to 18V. It is typically operated at 12V in portable battery powered audio applications like Radio, Bluetooth speakers etc. CityTechBD 

Pin Configuration 

Pin Number	Pin Name	Description
1	OUT1+	Channel 1- Non-Inverting Output
2	OUT1-	Channel 1 – Inverting Output
3,13	Vcc	Supply Voltage (6V to 18V)
4	IN1	Channel 1 Input
5	N.C	No Connection
6	Mute	Can be used to mute the output
7	Stand-By	Put IC on stand-by when not used to save battery charge
8	Pw-Gnd	Ground terminal of power supply
9	S-Ground	Ground terminal of audio (signal)
10	N.C	No Connection
11	N.C	No Connection
12	IN2	Channel 2 Input
14	OUT2-	Channel 2 – Inverting Output
15	OUT2+	Channel 1 – Non-Inverting Output

Features 

• Dual channel Class AB Amplifier
• 15W + 15W Stereo Output 
• Operating Voltage: 6V to 18V
• Peak Output Current: 2A
• In-built mute and stand-by function
• Maximum Quiescent current: 65mA
• Closed Loop Voltage gain: 33dB. CityTechBD