This datasheet provides details on the features and characteristics of the TDA7561 multifunction quad power amplifier. The amplifier features BCD technology and DMOS power output, and has high output power capability and full fault protection.
The TDA7561 is a multifunction quad power amplifier designed for car radio applications, utilizing BCD technology and a DMOS power output stage. It is available in a Flexiwatt25 package and offers high output power capabilities, with up to 4 x 25W in 4-ohm bridge mode or 4 x 60W in 2-ohm mode.
The device includes a full diagnostics array communicating via the I2C bus, allowing for configuration control and status monitoring of each speaker. It features full fault protection, including DC offset detection, independent short circuit protection, and clipping detection, ensuring reliable operation in automotive environments.
| Output power (4Q @ 14.4V, 10% THD) | 4 x 25W |
|---|---|
| Output power (2Q) | 4 x 60 W |
| Supply voltage range | 8 to 18 V |
| Voltage gain (Channel 1) | 26 dB |
| Voltage gain (Channel 2) | 12 dB |
| Power bandwidth | 100 kHz |
| Operating supply voltage (Absolute Max) | 18 V |
The TDA7561 is available in a Flexiwatt25 package, offered in both vertical and horizontal orientations.
Yes, the device features a full I2C bus driving capability for configuration and diagnostics.
The amplifier includes DC offset detection, four independent short circuit protections, and a clipping detector.