Datasheet Texas Instruments LM4674ATL/NOPB — 数据表

制造商Texas Instruments
系列LM4674A
零件号LM4674ATL/NOPB
Datasheet Texas Instruments LM4674ATL/NOPB

无滤波器2.5立体声D类音频功率放大器16-DSBGA -40至85

数据表

LM4674A  Filterless 2.5W Stereo Class D Audio Power Amplifier datasheet
PDF, 830 Kb, 修订版: A, 档案已发布: May 1, 2013
从文件中提取

价格

状态

Lifecycle StatusActive (Recommended for new designs)
Manufacture's Sample AvailabilityNo

打包

Pin16
Package TypeYZR
Industry STD TermDSBGA
JEDEC CodeR-XBGA-N
Package QTY250
CarrierSMALL T&R
Device MarkingGI2
Width (mm)2.3
Length (mm)2.5
Thickness (mm).675
Pitch (mm).5
Max Height (mm).675
Mechanical Data下载

参数化

Analog Supply (V)2.4 Max
ArchitectureClass D
Audio Input TypeAnalog Input
Control InterfaceHardware
Iq per channel(Typ)2.5 mA
Iq(Max)7.5 mA
Iq(Typ)5 mA
Load(Min)4 ohms
Operating Temperature Range-40 to 85 C
Output Power1.2 W
PSRR73 dB
Package GroupDSBGA
Package Size: mm2:W x LSee datasheet (DSBGA) PKG
Pin/Package16DSBGA
RatingCatalog
Shutdown Current (ISD)0.03 uA
Speaker ChannelsStereo Max
THD + N @ 1 kHz0.07 %

生态计划

RoHSCompliant

应用须知

  • Guidelines for Measuring Audio Power Amplifier Performance
    PDF, 765 Kb, 档案已发布: Oct 30, 2001
    This application note provides guidelines for measuring the date sheet parameters of Texas Instruments audio power amplifiers (APAs) using prefabricated evaluation modules (EVMs). The primary equipment used for the measurements consists of the System Two audio measurement system by Audio Precision , a digital multimeter (DMM), and a dc power supply.
  • AN-1737 Managing EMI in Class D Audio Applications (Rev. A)
    PDF, 140 Kb, 修订版: A, 档案已发布: May 1, 2013
    Electromagnetic interference (EMI) is an unwanted disturbance caused in an electrical circuit byelectromagnetic radiation emitted from an external source. The disturbance may interrupt, obstruct, orotherwise degrade the effective performance of the circuit.
  • AN-1849 An Audio Amplifier Power Supply Design (Rev. B)
    PDF, 1.9 Mb, 修订版: B, 档案已发布: May 1, 2013
    This application report provides design information for a power supply for use with our newest offering of high-performance, ultra high-fidelity audio amplifier input stage ICs.

模型线

系列: LM4674A (2)

制造商分类

  • Semiconductors > Audio > Low-Power Audio Amplifiers (<10W) > Speaker Amplifier Class AB/Class D