TDA7572TR

Overview

The TDA7572 is a highly integrated Class-D mono bridge PWM audio amplifier with an internal step-up converter. It supports 14 V and 42 V automotive buses or split supplies. Key parameters include a 200 W output power, 0.01% THD+N, and a 64-pin HiQUAD package. Operating voltage ranges from 9 V to 58 V. The junction temperature range is -40 °C to 150 °C.

Feature Summary

• Integrates a current mode control boost converter for high power operation in 14 V environments.
• Includes a digital input stage with an integrated one-channel DAC supporting I2S formats.
• Provides sophisticated diagnostics and protection with fault reporting via I2C and power shutdown capabilities.

Applications

• Standalone remote bass box applications
• Automotive audio systems
• Consumer audio environments

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm packing details. The base part number TDA7572 is documented as Tray packed. Confirm availability status as distribution channels may list different stock conditions or end-of-life notices.

Selection Notes

Select this component for designs requiring a single-chip solution for mono bridge amplification with integrated voltage boosting. Ensure the PCB layout accommodates the HiQUAD-64 package thermal requirements. Verify that the external FETs are compatible with the gate drive specifications provided in the datasheet.

Part Context

This device belongs to STMicroelectronics' semi-custom IC switch mode audio amplifier family. It is designed for versatility in both automotive and consumer audio applications, offering full bandwidth operation and tailored signal processing for remote bass boxes.

Replacement Considerations

Public confirmed substitute part numbers: None identified in source material.