TDA2030A is a monolithic audio power amplifier integrated circuit with features such as low external component requirement, high current output and high operating voltage, low harmonic and crossover distortion, built-in over temperature protection, and short circuit protection.
The TDA2030A is a monolithic audio power amplifier IC designed for hi‑fi applications. It offers high current output, low harmonic distortion, built‑in over‑temperature and short‑circuit protection, and requires very few external components. The device is supplied in a TO‑220B package with standard pin configurations for non‑inverting input, inverting input, supply, output and ground.
The datasheet lists absolute maximum ratings, electrical characteristics, typical performance curves, and example application circuits. It also describes protection features such as peak‑power limiting and thermal shut‑down, and provides component recommendations for designing stable amplifiers.
| Supply Voltage (Vs) – absolute max | ±12 V |
|---|---|
| Peak Output Current (limited) | 3.5 A |
| Total Power Dissipation (Tcase=90 °C) | 20 W |
| Storage Temperature | -0 °C to +150 °C |
| Junction Temperature (Tj) | -40 °C to +150 °C |
| Quiescent Drain Current (Id) | 50‑80 mA |
| Input Offset Voltage (Vos) | ±2 mV to ±20 mV |
| Total Harmonic Distortion at 20 W, 1 kHz | 0.02 % |
| Short‑Circuit Protection | Peak‑power limiting circuit |
| Thermal Shut‑Down Temperature | 150 °C |
The absolute maximum rating for the supply voltage is ±12 V.
Yes, it has an original circuit that limits the output transistor current to protect against accidental short circuits.
The datasheet shows a total harmonic distortion of 0.02 % at 20 W output measured at 1 kHz.