Overview
The TDF8532HH/N2/S710K is a high-performance Class D audio amplifier produced by NXP USA Inc. This component is part of the TDF853x family, known for its ultra-efficiency and ability to deliver a seamless audio experience. The TDF8532HH/N2/S710K is specifically designed for automotive applications, including head-unit radios, sound systems, and active noise-cancellation systems. It supports 5.5 V stop-start requirements and is ideal for generating ambient and engine sounds in electric vehicles.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Package | 100-HLQFP (14x14) |
| Number of Channels | 4 |
| Supply Voltage | 5.5 V to 25 V (optional 45 V) |
| Max Output Power per Channel | 4 x 80 W @ 2 Ω |
| THD+N / Noise | 0.02 % / 26 µV |
| Operating Temperature | -40°C to 85°C |
| Idle Power Dissipation | 2.8 W |
| Load Dump Protection | Up to 50 V |
| Protection Features | Over- and undervoltage protection, thermal fold-back and thermal protection |
Key Features
- Ultra-efficient Class D amplifier for high-quality audio
- Four BTL channels, with the option to combine two channels to drive 1 Ω loads
- Feedback after low-pass filter for lower BOM cost and better audio quality
- Digital input in TDM/I²S format for easy board layout
- Line-driver mode to drive an external amplifier via direct loudspeaker cable
- Diagnostic features including startup diagnostic, supply voltage feedback, and selectable clip detection
- IEEE 1194.1-compliant, board-level boundary scan
- Independent output current per channel with selectable thresholds
- Interleaved power stages for improved EMC and reduced output-filter cost/complexity
Applications
- Automotive head-unit radios
- Automotive sound systems
- Active noise-cancellation systems
- Generating ambient and/or engine sounds in electric vehicles
Q & A
- What is the TDF8532HH/N2/S710K used for? The TDF8532HH/N2/S710K is used in automotive applications such as head-unit radios, sound systems, and active noise-cancellation systems.
- How many channels does the TDF8532HH/N2/S710K have? The TDF8532HH/N2/S710K has four BTL channels.
- What is the maximum output power per channel of the TDF8532HH/N2/S710K? The maximum output power per channel is 80 W @ 2 Ω.
- What is the operating voltage range of the TDF8532HH/N2/S710K? The operating voltage range is from 5.5 V to 25 V (optional 45 V).
- Does the TDF8532HH/N2/S710K have protection features? Yes, it includes over- and undervoltage protection, thermal fold-back, and thermal protection.
- What diagnostic features does the TDF8532HH/N2/S710K offer? It includes startup diagnostic, supply voltage feedback, and selectable clip detection.
- Is the TDF8532HH/N2/S710K compliant with any industry standards? Yes, it is compliant with AEC-Q100 and IEEE 1194.1 for board-level boundary scan.
- What is the package type of the TDF8532HH/N2/S710K? The package type is 100-HLQFP (14x14).
- What is the operating temperature range of the TDF8532HH/N2/S710K? The operating temperature range is -40°C to 85°C.
- Does the TDF8532HH/N2/S710K support interleaved power stages? Yes, it supports interleaved power stages for improved EMC and reduced output-filter cost/complexity.
