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LM4865MXSLASHNOPB.A中文资料德州仪器数据手册PDF规格书

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厂商型号

LM4865MXSLASHNOPB.A

功能描述

LM4865 750 mW Audio Power Amplifier with DC Volume Control and Headphone Switch

丝印标识

LM4865M

封装外壳

SOIC

文件大小

1.14325 Mbytes

页面数量

30

生产厂商

TI

中文名称

德州仪器

网址

网址

数据手册

下载地址一下载地址二到原厂下载

更新时间

2025-12-1 11:23:00

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LM4865MXSLASHNOPB.A规格书详情

1FEATURES

2• DC Voltage Volume Control

• Headphone Amplifier Mode

• “Click and Pop” Suppression

• Shutdown Control When Volume Control Pin Is

Low

• Thermal Shutdown Protection

APPLICATIONS

• GSM Phones and Accessories, DECT, Office

Phones

• Hand Held Radio

• Other Portable Audio Devices

KEY SPECIFICATION

• PO at 1.0% THD+N Into 8Ω SOIC, Micro SMD

750 mW (typ)

• PO at 10% THD+N Into 8Ω SOIC, Micro SMD 1W

(typ)

• Shutdown Current 0.7μA(typ)

• Supply Voltage Range 2.7V to 5.5 V

DESCRIPTION

The LM4865 is a mono bridged audio power amplifier

with DC voltage volume control. The LM4865 is

capable of delivering 750mW of continuous average

power into an 8Ω load with less than 1% THD when

powered by a 5V power supply. Switching between

bridged speaker mode and headphone (single ended)

mode is accomplished using the headphone sense

pin. To conserve power in portable applications, the

LM4865's micropower shutdown mode (IQ = 0.7μA,

typ) is activated when less than 300mV is applied to

the DC Vol/SD pin.

Boomer audio power amplifiers are designed

specifically to provide high power audio output while

maintaining high fidelity. They require few external

components and operate on low supply voltages.

供应商 型号 品牌 批号 封装 库存 备注 价格
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25+
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