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首页 > Products > Audio Amplifier IC > Class AB Audio Power Amplifier >Class AB Audio Amplifier the CXAB4125 CXAB4126 is ideally suited for mobile phone and other low voltage applications where minimal power consumption is a primary requirement
Class AB Audio Amplifier the CXAB4125 CXAB4126 is ideally suited for mobile phone and other low voltage applications where minimal power consumption is a primary requirement

The CXAB4125 CXAB4126 is a Class-AB audio power amplifier designed
for mobile phones and other portable communication devices. It is capable
of delivering 1.2 watts of continuous average power to an 8Ω BTL load with
less than 1% distortion (THD+N) from a 5VDC power supply.

Class AB Audio Amplifier the CXAB4125 CXAB4126 is ideally suited for mobile phone and other low voltage applications where minimal power consumption is a  primary requirement
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                          目录6qY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)6qY嘉泰姆

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

一.产品概述6qY嘉泰姆


   The CXAB4125 CXAB4126 is a Class-AB audio power amplifier designed for mobile phones and other portable communication devices. It is capable of delivering 1.2 watts of continuous average power to an 8Ω BTL load withless than 1% distortion (THD+N) from a 5VDC power supply. 6qY嘉泰姆

  The CXAB4125 CXAB4126 was designed specifically to provide high quality output power with a minimal amount of external components. It does not require output coupling capacitors or bootstrap capacitors. And with ultra low shutdown current, the CXAB4125 CXAB4126 is ideally suited for mobile phone and other low voltage applications where minimal power consumption is a primary requirement. With special pop-click eliminating circuit, the 6qY嘉泰姆

CXAB4125 CXAB4126 provides perfect pop-click characteristic during turn-on and turn-off transitions. 6qY嘉泰姆

 The CXAB4125 CXAB4126 is unity-gain stable and can be configured by external gain-setting resistors.6qY嘉泰姆

二.产品特点6qY嘉泰姆


◆Improved PSRR at 217 Hz 70dB  6qY嘉泰姆

◆Power output at 5.0V, 1% THD+N, 8Ω 1.2W (typ.)  6qY嘉泰姆

◆Power output at 3.0V, 1% THD+N, 8Ω 400 mW (typ.)  6qY嘉泰姆

◆Ultra low shutdown current 0.1 uA (typ.)  6qY嘉泰姆

◆2.2V – 5.5V operation  6qY嘉泰姆

◆Improved circuitry eliminates pop-click noise during turn-on and turn-off transitions  ◆Excellent RFI (Radio Frequency Interference) immunity  6qY嘉泰姆

◆No output coupling capacitors, snubber networks or bootstrap capacitors required  6qY嘉泰姆

◆Unity-gain stable  6qY嘉泰姆

◆External gain configuration capability  6qY嘉泰姆

◆Available in space-saving package: NLGA9L6qY嘉泰姆

三.应用范围6qY嘉泰姆


◆Wireless handsets  6qY嘉泰姆

◆Portable electronic devices  6qY嘉泰姆

◆PDAs, Handheld computers    6qY嘉泰姆

四.技术规格书(产品PDF)6qY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!6qY嘉泰姆

 QQ截图20160419174301.jpg6qY嘉泰姆

五.产品封装图6qY嘉泰姆


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六.电路原理图6qY嘉泰姆


blob.png   6qY嘉泰姆

七.相关芯片选择指南6qY嘉泰姆


AB类音频功放电路(Class   AB Audio Amplifier)
Part No. Features Output PSRR VDD Package Applications
CXAB4123 Low Power Audio Amplifier 400mW   2~16V SOP8   TSSOP8 -2
CXAB4124 Audio Power Amplifier 1.1W 60dB 2.2~5.5V MSOP8  SOP8 (1)(4)(11)
CXAB4125 Audio Power Amplifier 1.2W 70dB 2.2~5.5V NLGA9L (1) (3)
CXAB4126 Audio Power Amplifier 1.3W 68dB 2.2~5.5V CSP9  MSOP8  DFN8 (1) (3)
CXAB4127 Audio Power Amplifier 1.6W 60dB 2.2~5.5V SOP8 (8)(12)
CXAB4128 Audio Power Amplifier Plus Stereo Headphone Function 2.2 W x 2 73dB 2~5.5V TSSOP20 DIP16 SOP16 (5) (6) (8) (9)
CXAB4128B Audio Power Amplifier Plus Stereo Headphone Function 2.5 W x 2 60dB 2~5.5V SOP16 -7