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LM4990

LM4990 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

1FEATURES 2• Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA • Ultra Low Current Shutdown Mode • Improved Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions • 2.2 - 5.5V Operation • No Output Coupling Capacitors, Snubber

文件:946.02 Kbytes 页数:30 Pages

TI

德州仪器

LM4990

2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

文件:728.93 Kbytes 页数:19 Pages

NSC

国半

LM4990

2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

文件:1.2779 Mbytes 页数:28 Pages

TI

德州仪器

LM4990

2W 单声道、模拟输入 AB 类音频放大器

The LM4990 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications. It is capable of delivering 1.25 watts of continuous average power to an 8Ω BTL load and 2 watts of continuous average power (NGZ and DGQ only) • Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA\n• Improved Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions \n• No Output Coupling Capacitors, Snubber Networks or Bootstrap Capacitors Required\n• External Gain Configuration Cap;

TI

德州仪器

LM4990ITLSLASHNOPB

丝印:GD2;Package:DSBGA;LM4990 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

1FEATURES 2• Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA • Ultra Low Current Shutdown Mode • Improved Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions • 2.2 - 5.5V Operation • No Output Coupling Capacitors, Snubber

文件:946.02 Kbytes 页数:30 Pages

TI

德州仪器

LM4990ITLSLASHNOPB.A

丝印:GD2;Package:DSBGA;LM4990 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

1FEATURES 2• Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA • Ultra Low Current Shutdown Mode • Improved Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions • 2.2 - 5.5V Operation • No Output Coupling Capacitors, Snubber

文件:946.02 Kbytes 页数:30 Pages

TI

德州仪器

LM4990ITLXSLASHNOPB

丝印:GD2;Package:DSBGA;LM4990 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

1FEATURES 2• Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA • Ultra Low Current Shutdown Mode • Improved Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions • 2.2 - 5.5V Operation • No Output Coupling Capacitors, Snubber

文件:946.02 Kbytes 页数:30 Pages

TI

德州仪器

LM4990ITLXSLASHNOPB.A

丝印:GD2;Package:DSBGA;LM4990 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

1FEATURES 2• Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA • Ultra Low Current Shutdown Mode • Improved Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions • 2.2 - 5.5V Operation • No Output Coupling Capacitors, Snubber

文件:946.02 Kbytes 页数:30 Pages

TI

德州仪器

LM4990MH/NOPB

丝印:4990;Package:HVSSOP;LM4990 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

1FEATURES 2• Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA • Ultra Low Current Shutdown Mode • Improved Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions • 2.2 - 5.5V Operation • No Output Coupling Capacitors, Snubber

文件:946.02 Kbytes 页数:30 Pages

TI

德州仪器

LM4990MH/NOPB.A

丝印:4990;Package:HVSSOP;LM4990 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

1FEATURES 2• Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA • Ultra Low Current Shutdown Mode • Improved Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions • 2.2 - 5.5V Operation • No Output Coupling Capacitors, Snubber

文件:946.02 Kbytes 页数:30 Pages

TI

德州仪器

技术参数

  • Architecture:

    Class-AB

  • Speaker channels (Max):

    Mono

  • Power stage supply (Max) (V):

    5.5

  • Power stage supply (Min) (V):

    2.2

  • Load (Min) (ohms):

    4

  • Output power (W):

    2

  • THD + N @ 1 kHz (%):

    0.2

  • Iq (Typ) (mA):

    4

  • Control interface:

    Hardware

  • Closed/open loop:

    Closed

  • Analog supply (Min) (V):

    2.2

  • Analog supply (Max) (V):

    5.5

  • PSRR (dB):

    64

  • Operating temperature range (C):

    -40 to 85

供应商型号品牌批号封装库存备注价格
NS
2020+
MSOP/WCSP9
19998
专业代理音频功放IC,型号齐全,优势产品
询价
NS
24+
MSOP
23580
询价
供应国产
24+
WCSP9
3500
原装现货,可开13%税票
询价
中性打字
25+
MSOP
5000
百分百原装正品 真实公司现货库存 本公司只做原装 可
询价
20+
MSOP
26580
全新原装长期特价销售
询价
NS/国半
24+
MSOP8CSP9
393428
功放IC现货特价有优势
询价
SEAWARD
2022+
2500
全新原装 货期两周
询价
国产
23+
TSSOP
50000
全新原装正品现货,支持订货
询价
诚芯微
23+
MSOP8
50000
全新原装正品现货,支持订货
询价
中性打字
23+
MSOP
5800
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、
询价
更多LM4990供应商 更新时间2025-12-11 16:01:00