Overview
The TDF8534HH/N3K is a high-performance Class-D audio amplifier IC designed and manufactured by NXP USA Inc. This component is part of the TDF853x family, known for its ultra-efficiency and ability to deliver unparalleled sound quality. The TDF8534HH/N3K is engineered to power various multimedia devices, including home entertainment systems, portable media players, and consumer electronics. It is also suitable for automotive multimedia applications, making it a versatile solution for diverse audio needs.
Key Specifications
| Product Category | Audio Amplifiers |
|---|---|
| Series | TDF8534 |
| Class | Class-D |
| Output Power | 80 W x 5 channels @ 4Ω load |
| Mounting Style | SMD/SMT |
| THD plus Noise | 0.005 % |
| Supply Voltage - Max | 25 V |
| Supply Voltage - Min | 5.5 V |
| Brand | NXP Semiconductors |
| Number of Channels | 5 Channel |
| Package/Case | 100-HLQFP (14x14) |
| Factory Pack Quantity | 450 |
Key Features
- 5-Channel Class D amplifier
- 100-HLQFP (14x14) package for surface mounting
- Exposed pad package for easy grounding
- Maximum output power of 80W x 5 channels @ 4Ω load
- Supply voltage range of 5.5V to 25V
- 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
- Independent output current per channel with selectable thresholds
- Load dump protection (50 V), over- and undervoltage protection, thermal fold-back, and thermal protection
- Diagnostic features including startup diagnostic, supply voltage feedback, and selectable clip detection
- IEEE 1194.1-compliant, board-level boundary scan and DC output offset diagnostics
Applications
- Home entertainment systems
- Portable media players
- Consumer electronics
- Automotive multimedia applications, including head-unit radios, sound systems, and engine sound design
- Active noise-cancellation systems in vehicles
Q & A
- What is the TDF8534HH/N3K used for?
The TDF8534HH/N3K is a Class-D audio amplifier IC used to power various multimedia devices, including home entertainment systems, portable media players, and automotive multimedia applications.
- How many channels does the TDF8534HH/N3K have?
The TDF8534HH/N3K has 5 channels.
- What is the maximum output power of the TDF8534HH/N3K?
The maximum output power is 80W x 5 channels @ 4Ω load.
- What is the supply voltage range for the TDF8534HH/N3K?
The supply voltage range is from 5.5V to 25V.
- What type of package does the TDF8534HH/N3K use?
The TDF8534HH/N3K uses a 100-HLQFP (14x14) package for surface mounting.
- Does the TDF8534HH/N3K have any diagnostic features?
Yes, it includes startup diagnostic, supply voltage feedback, selectable clip detection, and DC output offset diagnostics.
- What kind of protection does the TDF8534HH/N3K offer?
The TDF8534HH/N3K offers load dump protection, over- and undervoltage protection, thermal fold-back, and thermal protection.
- Is the TDF8534HH/N3K suitable for automotive applications?
Yes, it is suitable for automotive head-unit radios, sound systems, and engine sound design, and it meets AEC-Q100 standards.
- What is the THD plus Noise specification for the TDF8534HH/N3K?
The THD plus Noise is 0.005%.
- Does the TDF8534HH/N3K support interleaved power stages?
Yes, it supports interleaved power stages for improved EMC and reduced output-filter cost/complexity.
- What is the operating temperature range for the TDF8534HH/N3K?
The operating temperature range is not specified by the manufacturer but typically falls within standard operating ranges for similar components.
