TDA2822 Audio Amplifier: Pinout, Datasheet, and Test Circuits

The TDA2822 is a monolithic integrated circuit in 12+2+2 powerdip, intended for use as dual audio power amplifier in portable radios and TS sets. It is commonly used as an audio amplifier in portable cassette players, cassette recorders, and multimedia active speakers. It has the characteristics of simple circuit, good sound quality, wide voltage range and so on. It can work in the circuit form of stereo sound and bridge amplification (BTL).

Symbol

Footprint

3D Model

• Supply voltage down to 3 V

• Low crossover distortion

• Low quiescent current

• Bridge or stereo configuration

STMicroelectronics TDA2822 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics TDA2822.

Figure 1. TDA2822 Test Circuit (stereo)

Figure 2. P.C. Board and Components Layout of the Circuit of Figure 1 (1:1 scale)

Figure 3. TDA2822 Test Circuit (bridge)

Figure 4. P.C. Board and Components Layout of the Circuit of Figure 3 (1:1 scale)

The TDA2822 is a dual audio amplifier IC which has two Op-Amps inside its package. Because of its wide bandwidth gain, it is commonly used for audio amplification. It can also be used in portable audio systems, preamplifiers, hearing aid mini radio, headphone amplifier, etc.

• AM and FM Radio amplifiers

• Portable music players

• Low Power Audio amplifiers

• Wien bridge oscillator

• Power Amplifiers

• Audio boosters