TDA7563PD

Overview

The TDA7563PD is a multifunction quad power amplifier with built-in diagnostics, manufactured by STMicroelectronics. It utilizes Multipower BCD technology and features a MOSFET output stage for high efficiency. The device operates within a supply voltage range of 8V to 18V. It delivers up to 72W per channel into a 2-ohm load. The component is housed in a PowerSO-36 package with a top slug for thermal dissipation. It supports an operating junction temperature from -55°C to 150°C.

Feature Summary

• Multipower BCD technology with DMOS output stage for low distortion
• Built-in I2C bus digital diagnostics including DC and AC load detection
• Full fault protection with independent short circuit and thermal shutdown
• Selectable gain and clipping detector thresholds

Applications

• Automotive radio systems
• Car audio amplifiers
• High-power vehicle infotainment setups

Procurement Notes

Verify current availability status as the TDA7563PD may be obsolete or end-of-life. Confirm package type matches design requirements. Check RoHS compliance documentation. Ensure replacement components are sourced from authorized distributors. Validate technical specifications against latest datasheets before integration.

Selection Notes

Select this component for applications requiring high-efficiency Class SB operation. Consider its diagnostic capabilities for system monitoring. Evaluate thermal management needs due to high power dissipation. Compare with newer models if long-term supply is critical. Verify compatibility with existing I2C control architectures.

Part Context

This part belongs to the TDA7563 family of automotive audio amplifiers. It shares architectural similarities with the TDA7563A and TDA7563B variants. These devices are designed for car radio applications using advanced BCD processes. They offer superior efficiency compared to conventional Class AB solutions.

Replacement Considerations

Public confirmed substitute part numbers: TDA7563B, TDA7563A.