| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
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 | TI | |
LM4990 | 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level 文件:728.93 Kbytes 页数:19 Pages | NSC 国半 | NSC | |
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 | TI | |
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 | TI | |
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 | TI | ||
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 | TI | ||
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 | TI | ||
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 | TI | ||
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 | TI | ||
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 | TI |
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 |
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