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Product Detailed Parameters
- Mfr：STMicroelectronics
- Description：IC AMP D QUAD 72W POWERSO-36
- Package：Tape & Reel (TR)
- Series：-
- Function：Audio Amplifier
- Applications：Audio
- Number of Channels：4
- Interface：I2C
- Voltage - Supply：-
- Operating Temperature：-40°C ~ 105°C (TA)
- Specifications：115dB
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The TDA7802PDTR is a quad bridge audio amplifier from STMicroelectronics, designed for automotive applications. It integrates a full D/A converter and digital input for direct I2S/TDM connection. The device features high efficiency SB-I operation, achieving up to 4x28W output at 14.4V into 4Ω loads. It offers a 115dB S/N ratio and 110dB dynamic range. Control is managed via an I2C bus with selectable addresses. The component operates within a temperature range of -40°C to 105°C and holds AEC-Q100 qualification.
Feature Summary
- Quad bridge amplifier with integrated D/A converter and digital I2S/TDM input
- High efficiency SB-I operation reducing thermal dissipation by up to 50% compared to Class AB
- Output power capability of 4x28W (4Ω) or 4x72W (2Ω) at 14.4V
- Full I2C bus control with four selectable addresses and digital diagnostics
Applications
- Automotive audio systems
- Car infotainment amplifiers
- Start-stop compatible vehicle audio setups
Procurement Notes
Verify the specific ordering suffix against official documentation to confirm package type and reel specifications. Confirm current availability status as components may be subject to end-of-life notices. Ensure compatibility with existing PCB footprints and thermal management designs before procurement.
Selection Notes
Select this model for applications requiring digital input integration and high efficiency in automotive environments. Verify that the system supports the required I2C addressing and I2S/TDM clock configurations. Consider the PowerSO-36 package constraints for thermal performance and mounting requirements.
Part Context
This part belongs to the TDA7802 family of digital input quad power amplifiers. It shares core architecture with variants like TDA7802SMTR but differs in packaging and reel configuration. The PDTR suffix typically indicates a Tape & Reel version of the PowerSO-36 package.
Replacement Considerations
Check for direct substitutes such as TDA7802SMTR for similar functionality in different packaging. Verify pinout compatibility and electrical parameters when considering alternative automotive audio amplifiers.
