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MAX9709

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

文件:647.68 Kbytes 页数:24 Pages

Maxim

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MAX9709

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

文件:1.31623 Mbytes 页数:20 Pages

Maxim

美信

MAX9709

25W/50W、无需虑波、扩频、单声道/立体声、D类放大器

MAX9709是立体声/单声道、D类音频功放,立体声模式下可向一对8Ω负载提供2 x 25W功率,单声道模式下可向一个4Ω负载提供1 x 50W功率,同时可获得高达87%的效率。MAX9709具有AB类放大器的性能,兼具D类的效率优势,省去了体积庞大的散热器并节省了功耗。MAX9709采用+10V至+22V单电源供电,以BTL配置结构驱动负载。\n\n MAX9709提供两种调制方案:固定频率调制(FFM)模式和扩频调制(SSM)模式,扩频调制模式可降低EMI辐射。MAX9709能够同步至600kHz至1.2MHz外部时钟。同步输出允许系统中级连多个单元。\n\n • 立体声模式下,2 x 25W输出功率(8Ω,THD = 10%)\n• 单声道模式下,1 x 50W输出功率(4Ω,THD = 10%)\n• 高效率:高达87%\n• 无滤波D类放大器\n• 独特的扩频模式\n• 可编程增益(+22dB、+25dB、+29.5dB和+36dB)\n• 高PSRR (1kHz时为90dB)\n• 差分输入抑制了共模噪声\n• 关断和静音控制\n• 集成杂音抑制\n• 0.1%的低THD+N\n• 电流限制和热保护\n• 可编程温度标志\n• 时钟同步输入和输出\n• 提供高热效、节省空间的封装:56引脚TQFN;

ADI

亚德诺

MAX9709ECB

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

Features ♦ 2 x 25W Output Power in Stereo Mode (8Ω, THD = 10%) ♦ 1 x 50W Output Power in Mono Mode (4Ω, THD = 10%) ♦ High Efficiency: Up to 87% ♦ Filterless Class D Amplifier ♦ Unique Patented Spread-Spectrum Mode ♦ Programmable Gain (+22dB, +25dB, +29.5dB, +36dB) ♦ High PSRR

文件:647.61 Kbytes 页数:24 Pages

AD

亚德诺

MAX9709ETN

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

Features ♦ 2 x 25W Output Power in Stereo Mode (8Ω, THD = 10%) ♦ 1 x 50W Output Power in Mono Mode (4Ω, THD = 10%) ♦ High Efficiency: Up to 87% ♦ Filterless Class D Amplifier ♦ Unique Patented Spread-Spectrum Mode ♦ Programmable Gain (+22dB, +25dB, +29.5dB, +36dB) ♦ High PSRR

文件:647.61 Kbytes 页数:24 Pages

AD

亚德诺

MAX9709ETN-D

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

Features ♦ 2 x 25W Output Power in Stereo Mode (8Ω, THD = 10%) ♦ 1 x 50W Output Power in Mono Mode (4Ω, THD = 10%) ♦ High Efficiency: Up to 87% ♦ Filterless Class D Amplifier ♦ Unique Patented Spread-Spectrum Mode ♦ Programmable Gain (+22dB, +25dB, +29.5dB, +36dB) ♦ High PSRR

文件:647.61 Kbytes 页数:24 Pages

AD

亚德诺

MAX9709_V01

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

文件:1.31623 Mbytes 页数:20 Pages

Maxim

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MAX9709ECB

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

文件:647.68 Kbytes 页数:24 Pages

Maxim

美信

MAX9709ETN

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

文件:647.68 Kbytes 页数:24 Pages

Maxim

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MAX9709ETN+

25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier

文件:1.31623 Mbytes 页数:20 Pages

Maxim

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技术参数

  • Class:

    D

  • Spkr. Amp. VCC (min)(V):

    10

  • Spkr. Amp. VCC (max)(V):

    22

  • Spkr. Amp. ICC (typ)(mA):

    20

  • POUT into 4Ω @ 1% THD+N (min)(W):

    39

  • POUT into 4Ω @ 10% THD+N (min)(W):

    50

  • POUT into 8Ω @ 1% THD+N (min)(W):

    19

  • POUT into 8Ω @ 10% THD+N (min)(W):

    25

  • Spkr. Amp. Half Pwr. THD+N(%):

    0.1

  • SNR (A- Weighted)(dB):

    95

  • PSRR (min)(dB):

    90

  • Spkr. Amp. Ext. Gain:

    No

  • Spkr. Amp. Fxd. Gain (min)(V/V):

    12.6

  • Spkr. Amp. Fxd. Gain (max)(V/V):

    63

  • Pitch(mm):

    0.5

  • Features:

    External Clock Synchronization

  • RoHS Available:

    Yes

  • Package/ Pins:

    TQFN/56

  • Budgetary Price (See Notes):

    $9.14 @1k

供应商型号品牌批号封装库存备注价格
MAXIM
1215+
QFN56
150000
全新原装,绝对正品,公司大量现货供应.
询价
MAXIM
13+
QFN
3758
原装分销
询价
MAXIM
2016+
QFN
6000
只做原装,假一罚十,公司可开17%增值税发票!
询价
MAXIM
24+
QFN
16
询价
MAXIM
17+
TQFN56
6200
100%原装正品现货
询价
MAXIM
25+
QFN
4500
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
MAX
22+
QFN64
8200
原装现货库存.价格优势!!
询价
MAXIM
24+
QFN
5000
MAXIM专营品牌原装进口现货
询价
MAXI
25+23+
QFN56
36083
绝对原装正品全新进口深圳现货
询价
Maxim
24+
TQFN-56
16500
全新原厂原装,进口正品现货,正规渠道可含税!!
询价
更多MAX9709供应商 更新时间2025-10-4 11:03:00