Datasheet > NAU83P20YGB

NAU83P20YGB

更新时间： 2024-09-14 17:15:39

品牌	Logo	应用领域
新唐 - NUVOTON		/
页数	文件大小	规格书
32页	604K
描述
QFN48

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中文翻译

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数据手册

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NAU83P20YGB 数据手册

NAU83P20

20W Stereo Class-D Audio Amplifier

GENERAL DESCRIPTION

The NAU83P20 is single supply, 20W, high efficiency, Class-D audio power stage for driving Stereo bridge-tied

speakers. Operating from a single VDD 4.5V~24V supply, the design includes under-voltage, over-current and over-

temperature detection.

NAU83P20 is available in the QFN-48 package.

FEATURES

Applications

 Class D power 2x20W into 8Ohms (10% THD)

 Typical power efficiency of 90%

 105dB SNR

 LCD TV’s

 TV sound bars

 Car Audio

 Portable Media “Boom Boxes”

 Home entertainment systems

 Supports multiple output configurations:



2-CH Bridged outputs (20Wx2)

4-CH single ended outputs (10Wx4)

2-CH single ended + 1-CH bridged (10Wx2

+ 20Wx1)

 Fault Detection:



Over-Temperature

Under-Voltage

Over-Current

 Package is Halogen-free, RoHS-compliant and

TSCA-compliant

VDD

STBYB

PWM1A

Gate

Driver

Control

PWM Receiver

Gate

Driver

PWM1B

PWM2A

Gate

Driver

Control

PWM Receiver

Gate

Driver

PWM2B

Under Voltage

Over Current

Over Temp

5V LDO

Current / Thermal

Detection

Fault

VSS

NAU83P20

Figure 1: NAU83P20 Block Diagram

Feb 1, 2023

Page 1 of 32

Rev 2.5

12 3 4 5 6 7...32

中文翻译

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