型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
MAX9744 | 20W Stereo Class D Speaker Amplifier with Volume Control General Description The MAX9744 20W stereo Class D audio power amplifier provides Class AB amplifier performance with Class D efficiency, conserving board space and eliminating the need for a bulky heatsink. This device features single-supply operation, adjustable gain, shutdown mode, SYNC outp 文件:135.88 Kbytes 页数:1 Pages | Maxim 美信 | Maxim | |
MAX9744 | 20W Stereo Class D Speaker Amplifier with Volume Control 文件:603.8 Kbytes 页数:28 Pages | Maxim 美信 | Maxim | |
MAX9744 | 20W、立体声、D类扬声器放大器,带有音量控制 MAX9744立体声、20W、D类音频放大器具有AB类放大器的性能以及D类放大器的效率,节省了电路板面积并省去了外部大体积的散热块。器件采用单电源供电,具有可调增益、关断模式、SYNC输出、扬声器静音以及业内领先的咔嗒/噼噗声抑制功能。\n\n MAX9744具有64级双模(模拟或数字)可编程音量控制和静音功能。MAX9744工作于4.5V至14V单电源,采用14V电源供电时,每通道可向4Ω扬声器提供高达20W的输出功率。\n\n MAX9744提供两种调制方案:固定频率调制模式允许选择多种预设开关频率;扩展频谱调制模式降低了EMI辐射。\n\n MAX9744具 •4.5V至14V宽电源电压范围\n• 无需滤波的扩展频谱调制降低了扬声器电缆上的RF辐射\n• 20W立体声输出(4Ω、VDD = 12V、THD+N = 10%) \n• 集成的音量控制(I²C或模拟调节)\n• 低至0.04%的THD+N\n• 高达75dB的PSRR\n• 效率高达93%\n• 集成的咔嗒/噼噗声抑制功能\n• 低功耗关断模式\n• 短路和热过载保护\n• 采用44引脚薄型QFN-EP封装(7mm x 7mm x 0.8mm); | ADI 亚德诺 | ADI | |
20W Stereo Class D Speaker Amplifier with Volume Control General Description The MAX9744 20W stereo Class D audio power amplifier provides Class AB amplifier performance with Class D efficiency, conserving board space and eliminating the need for a bulky heatsink. This device features single-supply operation, adjustable gain, shutdown mode, SYNC outp 文件:135.88 Kbytes 页数:1 Pages | Maxim 美信 | Maxim | ||
20W Stereo Class D Speaker Amplifier with Volume Control 文件:603.8 Kbytes 页数:28 Pages | Maxim 美信 | Maxim | ||
20W Stereo Class D Speaker Amplifier with Volume Control 文件:603.8 Kbytes 页数:28 Pages | Maxim 美信 | Maxim | ||
包装:盒 类别:开发板,套件,编程器 评估板 - 音频放大器 描述:EVAL KIT/SYSTEM MAX9744 (20W STE | AD 亚德诺 | AD |
技术参数
- Class:
D
- Spkr. Amp. VCC (min)(V):
4.5
- Spkr. Amp. VCC (max)(V):
14
- POUT into 4Ω @ 10% THD+N (min)(W):
20
- Spkr. Amp. Half Pwr. THD+N(%):
0.04
- SNR (A- Weighted)(dB):
95
- PSRR (min)(dB):
75
- Spkr. Amp. Ext. Gain:
Yes
- Pitch(mm):
0.5
- Features:
Analog or I2C Programmable Volume Control
- RoHS Available:
Yes
- Package/ Pins:
TQFN/44
- Smallest Available Pckg. (max w/pins)(mm2):
50.4
- Budgetary Price (See Notes):
$2.45 @1k
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM/美信 |
23+ |
SOPQFN |
13000 |
原厂授权一级代理,专业海外优势订货,价格优势、品种 |
询价 | ||
MAXIM |
13+ |
QFN |
3738 |
原装分销 |
询价 | ||
MAXIM |
23+ |
QFN |
1600 |
绝对全新原装!优势供货渠道!特价!请放心订购! |
询价 | ||
MXM |
24+ |
1022 |
询价 | ||||
MAXIN |
24+ |
QFN-48 |
4652 |
公司原厂原装现货假一罚十!特价出售!强势库存! |
询价 | ||
Maxim |
1701+ |
? |
7500 |
只做原装进口,假一罚十 |
询价 | ||
MAXIM美信 |
22+ |
QFN(44脚) |
8200 |
原装现货库存.价格优势!! |
询价 | ||
MAXIM |
25+ |
QFN |
2685 |
原装优势!自家现货供应!欢迎来电! |
询价 | ||
MAX |
25+23+ |
QFN44 |
42992 |
绝对原装正品全新进口深圳现货 |
询价 | ||
MAXIM/美信 |
18+ |
QFN |
12511 |
全新原装现货,可出样品,可开增值税发票 |
询价 |
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