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首页 > Products > Audio Amplifier IC > Class D Audio Power Amplifier >The CXAD4167 is a 2.6W high efficiency filter-free class-D audio power amplifier that requires only three external componentsFeatures like 88% efficiency −75dB PSRR
The CXAD4167 is a 2.6W high efficiency filter-free class-D audio power amplifier that requires only three external componentsFeatures like 88% efficiency −75dB PSRR

The CXAD4167 is a 2.6W high efficiency filter-free class-D audio power
amplifier that requires only three external components.
Features like 88% efficiency, −75dB PSRR, and improved RF-rectification
immunity make the CXAD4167 ideal for cellular handsets. In cellular handsets,
the earpiece, speaker phone, and melody ringer can each

The CXAD4167 is a 2.6W high efficiency filter-free class-D audio power amplifier that requires only three external componentsFeatures like 88% efficiency −75dB PSRR
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                          目录f4s嘉泰姆

   1.产品概述      2.产品特点      3.应用范围     4.技术规格书下载(PDF文档)f4s嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品f4s嘉泰姆

一.产品概述f4s嘉泰姆


  The CXAD4167 is a 2.6W high efficiency filter-free class-D audio power amplifier that requires only three external components.    Features like 88% efficiency, −75dB PSRR, and improved RF-rectification immunity make the CXAD4167 ideal for cellular handsets. In cellular handsets, the earpiece, speaker phone, and melody ringer can each be driven by the CXAD4167.f4s嘉泰姆

二.产品特点f4s嘉泰姆


◆Efficiency With an 8-Ω Speaker: 88% at 400 mW 80% at 100 mW  f4s嘉泰姆

3.8mA Quiescent Current 0.4μA Shutdown Current  f4s嘉泰姆

◆Optimized PWM Output Stage Eliminates LC Output Filter f4s嘉泰姆

◆Internally Generated 250-kHz Switching Frequency Eliminates Capacitor  and Resistor f4s嘉泰姆

◆Improved PSRR (−75 dB) and Wide Supply Voltage (2.5 V to 5.5 V) Eliminates f4s嘉泰姆

 Need for a Voltage Regulator f4s嘉泰姆

◆Fully Differential Design Reduces RF Rectification and Eliminates Bypass Capacitorf4s嘉泰姆
◆Improved CMRR Eliminates Two Input Coupling Capacitors 
f4s嘉泰姆

◆MSOP8, SOP8 packagef4s嘉泰姆

三.应用范围f4s嘉泰姆


◆Mobile phone、PDA、MID  f4s嘉泰姆

◆MP3/4、PMP  f4s嘉泰姆

◆Portable electronic devices    f4s嘉泰姆

四.技术规格书(产品PDF)f4s嘉泰姆


需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持!f4s嘉泰姆

 QQ截图20160419174301.jpgf4s嘉泰姆

五.产品封装图f4s嘉泰姆


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六.电路原理图f4s嘉泰姆


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七.相关芯片选择指南f4s嘉泰姆


D类音频功放电路(Class D   Audio Amplifier)
Part No. Features Output PSRR VDD Package Applications
CXAD4167 Mono Filter-Free Class D Audio Power Amplifier 2.6 W 75dB 2.5~5.5V MSOP8 DFN8 SOP8 (5) (6) (7) (8)
CXAD4168 Mono Non-clip Class D Audio Power Amplifier 3.0 W 80dB 2.5~5V CSP9 (1) (3) (6) (8)
CXAD4169 Stereo Class D Audio Power Amplifier 10W x 2 52dB 4~12V TSSOP28 (7) (10)