TDA2003 is a 10W audio amplifier device with features such as low number of external components, ease of assembly, space and cost saving. The device has a high output current capability and very low harmonic and cross-over distortion. It also provides various protection functions including protection against DC and AC short circuit between all pins and ground, thermal over-range protection, load dump voltage surge protection up to 40V and fortuitous open ground protection.
The TDA2003 is a 10 W audio amplifier integrated circuit with low external component count, high output current capability and built‑in protection features. The datasheet lists absolute maximum ratings, typical electrical characteristics and a recommended application circuit.
Key specifications include a peak supply voltage of 40 V, operating supply voltage of 18 V, output peak current up to 3.5 A (repetitive) and power dissipation of 20 W. The device also offers protection against DC/AC short circuits, thermal overload and load‑dump voltage surges.
| Peak Supply Voltage (Vecp) | 40 V |
|---|---|
| DC Supply Voltage (Vee) | 28 V |
| Operating Supply Voltage (Vee) | 18 V |
| Output Peak Current (repetitive) (To) | 3.5 A |
| Power Dissipation at Tc=90°C (Pp) | 20 W |
| Ambient Operating Temperature (Topr) | -20~+75 °C |
The TDA2003 can deliver up to 3.5 A of repetitive output peak current.
The typical operating supply voltage is 18 V.
The device includes protection against DC and AC short circuits, thermal over‑range, load‑dump voltage surges up to 40 V and open‑ground conditions.