How To Make Simple Mini Stereo Audio Amplifier Circuit- TDA2822
12mA mA 22 kHz kHz 3.2W W Audio Amplifiers 7.62mm mm 4W W 15V V 16 pins 16-DIP (0.300, 7.62mm)









12mA mA 22 kHz kHz 3.2W W Audio Amplifiers 7.62mm mm 4W W 15V V 16 pins 16-DIP (0.300, 7.62mm)
The TDA2822M is a monolithic integrated circuit in 8 lead Mini dip package. It is intended for use as a dual audio power amplifier in portable cassette players and radios.

How To Make Simple Mini Stereo Audio Amplifier Circuit - TDA2822
TDA2822 Description
The TDA2822M is a monolithic integrated circuit in 8 lead Mini dip package. It is intended for use as a dual audio power amplifier in portable cassette players and radios.
TDA2822 Audio amplifier features and specifications
· Supply Voltage: 3-15V
· Output Power: 3.2 W
· Audio - Load Impedance: 8 Ohms
· Gain: 39 dB
· Operating Supply Current: 12 mA
· Ib - Input Bias Current: 0.1 uA
· PSRR - Power Supply Rejection Ratio: 40 dB
· Available in 8-Pin DIP package
TDA2822 Ordering information

TDA2822 Ordering information
TDA2822 Block diagram

TDA2822 Block diagram
TDA2822 Absolute maximum ratings

Note:
1. Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device could be damaged beyond Absolute maximum ratings.
2. The device is guaranteed to meet performance specifications within the 0℃~70℃ operating temperature range and assured by design from -20℃~ 85℃
TDA2822 Schematic diagram

TDA2822 Schematic diagram
Where to use TDA2822 Amplifier IC
The TDA2822 is a Dual Audio Amplifier IC, meaning it has two Op-Amps inside its package, and they are commonly used for audio amplification because of their wide bandwidth gain. The two outputs can deliver 250 milliwatts of output power. This IC can be used in portable audio systems, preamplifiers, hearing aid mini radios, headphone amplifiers, etc.
So if you are looking for a dual package Operational amplifier IC with high gain, and wide bandwidth for audio amplification, then this IC might be the right choice for you.
How to use TDA2822 Amplifier
An application circuit from the TDA2822 datasheet is given below

The left load is connected to output pin 1 of the IC through electrolytic capacitor C4, and the right load is connected to output pin 3 through electrolytic capacitor C5. The Inverting Input Pins (5 and 8) are connected to the ground via electrolytic capacitors. Non-Inverting Input Pins (7 and 6) are connected to input1 and input2. Pin 2 is connected to the DC supply and pin 4 is connected to the ground. Electrolytic capacitor C3 is connected across VCC and groundworks as a filter capacitor.
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