TFA9894AUK/N2Z

Description：5.6W/CLASS D/ I2S/TDM 10V BOOST
Series：-
Mfr：NXP USA Inc.
Package：Tape & Reel (TR)

SKU:92f279fab52f Category: Audio Amplifiers Brand: NXP USA Inc.

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Product introduction

Product Detailed Parameters

Description：5.6W/CLASS D/ I2S/TDM 10V BOOST
Series：-
Mfr：NXP USA Inc.
Package：Tape & Reel (TR)
Type：Class D
Output Type：1-Channel (Mono)
Max Output Power x Channels @ Load：6.2W x 1 @ 4Ohm; 5.6W x 2 @ 8Ohm
Voltage - Supply：2.7V ~ 5.5V
Features：-
Mounting Type：Surface Mount
Supplier Device Package：48-WLCSP (2.51x3.55)
Package / Case：48-UFBGA, WLCSP
Operating Temperature：-40°C ~ 85°C (TA)
Grade：-
Qualification：-

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TFA9894AUK/N2Z

Overview

The TFA9894AUK/N2Z is a mono Class-D audio amplifier IC manufactured by NXP USA Inc. It operates on a supply voltage range of 2.7V to 5.5V and utilizes a 48-WLCSP package with dimensions of 2.51mm x 3.55mm. The device delivers maximum output power of 5.6W into an 8-ohm load, 7W into a 6-ohm load, and 9.5W into a 4-ohm load. It supports I2S and TDM digital interfaces and includes an integrated 10V boost converter. The component functions within a temperature range of -40°C to 85°C.

Feature Summary

Integrated 10V boost converter for enhanced audio performance
Supports I2S and TDM digital audio interfaces
Compact wafer-level chip-scale packaging

Applications

Alexa Voice Service (AVS) solutions
i.MX RT106A embedded systems
Mono audio amplifier circuits

Procurement Notes

Verify component authenticity as the TFA9894AUK/N2Z is listed as obsolete or discontinued by major distributors. Confirm specific ordering suffixes and revision levels against official NXP documentation before integration. Check for available replacement alternatives due to potential supply constraints.

Selection Notes

Select this component for applications requiring a single-channel high-efficiency audio solution with integrated power boosting. Ensure system design accommodates the 48-WLCSP footprint and thermal requirements. Verify compatibility with digital audio sources supporting I2S or TDM protocols.

Part Context

This part belongs to the TFA9894 series of DSP-embedded Class-D audio amplifiers designed for smart speaker and voice assistant applications. It integrates digital processing capabilities with power amplification in a small form factor suitable for space-constrained consumer electronics.

Replacement Considerations

Publicly confirmed substitute part numbers are not explicitly documented in the provided source material. Consult NXP technical support for current obsolescence management and recommended alternative components.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.