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Product Detailed Parameters
- Description：IC AMP CLASS D QUAD 100W 44HSOP
- Series：-
- Mfr：NXP USA Inc.
- Package：Tube
- Type：Class D
- Output Type：4-Channel (Quad)
- Max Output Power x Channels @ Load：100W x 4 @ 2Ohm
- Voltage - Supply：6V ~ 24V
- Features：Depop, I2C, Mute, Short-Circuit and Thermal Protection, Standby
- Mounting Type：Surface Mount
- Supplier Device Package：44-HSOP
- Package / Case：44-BSSOP (0.433", 11.00mm Width) Exposed Pad
- Operating Temperature：-40°C ~ 85°C (TA)
- Grade：-
- Qualification：-
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Overview
The TDF8530TH/N1,512 is a quad Bridge-Tied Load (BTL) Class-D car audio amplifier from NXP Semiconductors. It utilizes an NDMOST-NDMOST output stage based on SOI BCDMOS technology for high efficiency and low power dissipation. The device supports I2C-bus or non-I2C modes, offering up to 45W per channel into 2Ω loads at 14.4V. It features comprehensive diagnostics, including load detection and thermal protection, ensuring robust performance in automotive environments.
Feature Summary
- High-efficiency Class-D architecture with low quiescent current
- Full diagnostic capabilities via I2C-bus or DIAG pin
- Advanced protection against short circuits, overtemperature, and load dumps
- Flexible clocking options with spread spectrum and phase staggering
Applications
- Car audio systems
- Audio entertainment systems
- Automotive infotainment amplifiers
Procurement Notes
Verify the specific ordering suffix for packaging and tape/reel requirements. Confirm availability status as some variants may be discontinued or have limited stock. Ensure the selected package matches the PCB footprint design. Check for RoHS compliance documentation if required by regional regulations.
Selection Notes
Select this part for applications requiring four independent BTL channels with high power output. Consider the I2C-bus interface for complex system control and diagnostics. Evaluate thermal management needs based on the expected power dissipation and heat sink constraints. Ensure the supply voltage range matches the vehicle electrical system specifications.
Part Context
This component belongs to the TDF8530 series of automotive audio amplifiers. It is designed for integration into scalable audio systems within vehicles. The series offers various configurations to meet different power and feature requirements for modern car audio solutions.
Replacement Considerations
Check for direct substitutes within the TDF853x family that offer similar power ratings and pin compatibility. Verify that any replacement part maintains the same I2C addressability and diagnostic features. Ensure the alternative component meets the same AEC-Q100 qualification standards for automotive reliability.
FAQ
How is the I2C-bus address selected?
The I2C-bus address is selected using external resistors connected to pins ADS and MOD, allowing for up to 12 different addresses.
What protection features are included?
The TDF8530 includes thermal foldback, overtemperature protection, overcurrent protection, window protection, DC offset protection, and load dump protection.
