VDD PV
參數(shù)資料
型號(hào): LM4674TL/NOPB
廠商: National Semiconductor
文件頁(yè)數(shù): 12/27頁(yè)
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 2.5W D 16USMD
產(chǎn)品培訓(xùn)模塊: PowerWise® Products and Technology
標(biāo)準(zhǔn)包裝: 1
系列: Boomer®
類型: D 類
輸出類型: 2 通道(立體聲)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 2.5W x 2 @ 4 歐姆
電源電壓: 2.4 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,PWM,短路保護(hù),關(guān)機(jī)
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 16-uSMD
封裝/外殼: 16-WFBGA
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: LM4674TLDKR
SDR
SDL
G0
G1
INR-
INL-
INR+
INL+
OUTRA
OUTRB
OUTLA
OUTLB
VDD
PVDD
GND
PGND
2.4V to 5.5V
H-BRIDGE
GAIN/
MODULATOR
H-BRIDGE
GAIN/
MODULATOR
OSCILLATOR
CS1
CS2
Ci
AUDIO
INPUT
AUDIO
INPUT
SNAS344E – DECEMBER 2005 – REVISED APRIL 2013
TYPICAL APPLICATION
Ci = 1 μF
CS1 = 1 μF
CS2 = 0.1 μF
Figure 1. Typical Audio Amplifier Application Circuit
EXTERNAL COMPONENTS DESCRIPTION
Components
Functional Description
1.
CS
Supply bypass capacitor which provides power supply filtering. Refer to the AUDIO AMPLIFIER INPUT CAPACITOR
SELECTION section for information concerning proper placement and selection of the supply bypass capacitor.
2.
Ci
Input AC coupling capacitor which blocks the DC voltage at the amplifier's input terminals.
2
Copyright 2005–2013, Texas Instruments Incorporated
Product Folder Links: LM4674
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4674TLX 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:
LM4674TLX/NOPB 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LM4675 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Ultra-Low EMI, Filterless, 2.65W, Mono, Class D Audio Power Amplifier with Spread Spectrum
LM4675SD 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Ultra-Low EMI, Filterless, 2.65W, Mono, Class D Audio Power Amplifier with Spread Spectrum
LM4675SD/NOPB 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel