1.5MHz, 2A Synchronous Step-Down Regulator CXSD6243 is a high efficiency current mode synchronous buck PWM DC-DC regulator. The internal generated 0.6V precision feedback reference voltage is designed

发布时间:2020-04-06 09:43:38 浏览次数:697 作者:嘉泰姆
摘要:1.5MHz, 2A Synchronous Step-Down Regulator CXSD6243 is a high efficiency current mode synchronous buck PWM DC-DC regulator. The internal generated 0.6V precision feedback reference voltage is designed

                          目录lot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)</span>lot嘉泰姆

   5.产品封装      6.电路原理图</strong>     7.相关产品lot嘉泰姆

一.产品概述lot嘉泰姆


  The CXSD6243 is a high efficiency current mode synchronous buck PWM DC-DC regulator. The internal generated 0.6V precision feedback reference voltage is designed for low output voltage. Low RDS(ON) synchronous switch dramatically reduces conduction loss. To extend battery life for portable application, 100% duty cycle is supported for low-dropout operation. Shutdown mode also helps saving the current consumption. The CXSD6243 is packaged in MSOP-10L, DFN-10L and SOP-8L to reduce PCB space.lot嘉泰姆

二.产品特点lot嘉泰姆


˙Input Voltage Range: 2.5 to 5.5V               lot嘉泰姆

˙Adjustable Output Voltage From 0.6V to VIN               lot嘉泰姆

˙Precision Feedback Reference Voltage: 0.6V (±2%)               lot嘉泰姆

˙Output Current: 2A(Max.)               lot嘉泰姆

˙Duty Cycle: 0~100%               lot嘉泰姆

˙Internal Fixed PWM Frequency: 1.5MHz               lot嘉泰姆

˙Low Quiescent Current: 100μA               lot嘉泰姆

˙No Schottky Diode Required               lot嘉泰姆

˙Built-in Soft Start               lot嘉泰姆

˙Current Mode Operation               lot嘉泰姆

˙Over temperature Protection               lot嘉泰姆

˙Package: MSOP-10L(EP), DFN-10L(EP), SOP-8L(EP)lot嘉泰姆

三.应用范围lot嘉泰姆


Cellular Telephonelot嘉泰姆

Wireless and DSL Modemslot嘉泰姆

Digital Still Cameraslot嘉泰姆

Portable Productslot嘉泰姆

MP3 Players   lot嘉泰姆

四.技术规格书(产品PDF)lot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</span>!</span>lot嘉泰姆

 QQ截图20160419174301.jpglot嘉泰姆

五.产品封装图</span>lot嘉泰姆


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六.电路原理图</strong>lot嘉泰姆


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七.相关芯片选择指南lot嘉泰姆


同步降压(Buck)转换器SYNCHRONOUS STEP-DOWN(BUCK)   CONVERTERS
Part No.VINLoadISW LimitFeedbackSwitchingSoft NotesPackageStatus
(Min) (Max) Current(Typ)VoltageFrequencyStart
(V)(A)(A)(V)(kHz)
CXSD62402.55.50.81.250.61500InternalInternal CompSOT23-5MP
CXSD62412.55.511.50.61500InternalInternal CompTSOT23-5L /SOT23-5L/DFN-6LMP
CXSD62422.55.51.52.350.61500InternalInternal CompSOP8E DFN10/MSOP10EMP
CXSD62432.55.523.350.61500InternalInternal CompSOP8E DFN10/MSOP10EMP
CXSD62442.55.5350.61500InternalInternal CompSOP8E DFN10 MSOP10EMP
CXSD62452.55.51A*21.50.61500InternalDual ChannelMSOP10E DFN10MP
CXSD62462.55.51A*21.50.61500InternalDual ChannelDFN12MP
CXSD62472.55.51A*21.50.61500InternalDual ChannelDFN10MP
CXSD62482.55.523.30.61500InternalInternal CompSOP8EMP
CXSD62492.55.523.30.81000InternalInternal CompSOP8EMP
CXSD62502.55.5350.81000InternalInternal CompSOP8EMP
CXSD62514.752323.40.923340ExternalExternal CompSOP8 SOP8EMP
CXSD62524.752333.40.923340ExternalExternal Comp SOP8EMP

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