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Product Detailed Parameters
- Description：IC AMP CLASS D MONO 6.6W 49WLCSP
- Series：-
- Mfr：NXP USA Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Class D
- Output Type：1-Channel (Mono)
- Max Output Power x Channels @ Load：6.6W x 1 @ 8Ohm
- Voltage - Supply：2.7V ~ 5.5V
- Features：Depop, Short-Circuit and Thermal Protection
- Mounting Type：Surface Mount
- Supplier Device Package：49-WLCSP (3.63x3.13)
- Package / Case：49-UFBGA, WLCSP
- Operating Temperature：-40°C ~ 85°C (TA)
- Grade：-
- Qualification：-
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Overview
The TFA9892AUK/N1BZ is a single-channel Class-D audio amplifier manufactured by NXP USA Inc. It operates within a supply voltage range of 2.7V to 5.5V and delivers up to 6.6W of output power into an 8-ohm load. The device is housed in a compact 49-WLCSP package measuring 3.63x3.13 mm. It supports surface mount installation and functions reliably across a temperature range of -40°C to 85°C.
Feature Summary
- Integrated protection mechanisms including pop suppression, short circuit protection, and thermal shutdown.
- High-efficiency Class-D architecture designed for optimized power consumption.
- Compact WLCSP footprint suitable for space-constrained mobile designs.
Applications
- Mobile phone audio systems
- Portable media players
- Smartphones with integrated speaker drivers
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS3 compliance status and check for specific PCN notices regarding obsolescence. Ensure the supplier provides valid traceability documentation matching the NXP manufacturing standards before finalizing acquisition.
Selection Notes
Select this component for mono audio applications requiring high efficiency in minimal space. Verify that the system supply voltage remains within the 2.7V to 5.5V operational limits. Consider the 49-WLCSP package constraints for PCB layout and thermal management requirements during the design phase.
Part Context
This part belongs to the TFA9892 series of audio amplifiers from NXP Semiconductors. It represents a specialized solution for portable electronics where size and power efficiency are critical. The product line focuses on integrating digital processing capabilities with power amplification in ultra-small form factors.
Replacement Considerations
Check for official NXP replacement recommendations via Product Change Notification (PCN) documents. No direct public substitute part numbers are confirmed in available data. Evaluate pin-compatible alternatives only if officially endorsed by the manufacturer.
