CXSD62317

CXSD62317是一种双高效脉冲宽度调制(PWM)降压DC/DC转换器。它能够在宽输入电压范围内输出1.5A的电流2.3V至6V,CXSD62317非常适合为便携式电子设备供电从单电池锂离子电池或其他电源,如手机,掌上电脑和其他手持设备。有两种操作模式。脉宽调制/低损耗
自动切换和关机模式。低RDS(ON)的内同步整流器降低了在PWM模式下的传导损耗。在实际应用中不需要外部肖特基二极管申请。

1.5A的电流宽输入电压2.3V至6V励磁涌流限制及软起动CXSD62317双高效脉冲宽度调制PWM降压DC转换器

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1.产品概述       2.产品特点     PjD嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)PjD嘉泰姆

5.产品封装       6.电路原理图  PjD嘉泰姆

7.相关产品PjD嘉泰姆

   产品概述 返回TOPPjD嘉泰姆


 

 The CXSD62317 is a dual high-efficiency Pulse-Width-Modulated (PWM) step-down DC/DC PjD嘉泰姆

converter. It is capable of delivering 1.5A output current over a wide input voltage range from PjD嘉泰姆

2.3V to 6V, the CXSD62317 is ideally suited for portable electronic devices that are powered PjD嘉泰姆

from 1-cell Li-ion battery or from other power sources within the range such as cellular phones,PjD嘉泰姆

PDAs and other handheld devices. Two operational modes are available. PWM/Low-Dropout PjD嘉泰姆

auto-switch and shutdown modes. Internal synchronous rectifier with low RDS(ON) dramaticallyPjD嘉泰姆

 reduces conduction loss at PWM mode. No external Schottky diode is required in practical PjD嘉泰姆

application. The CXSD62317 enters Low-Dropout mode when normal PWM cannot provide PjD嘉泰姆

regulated output voltage by continuously turning on the upper PMOS. The CXSD62317 enterPjD嘉泰姆

 shutdown Mode And consumes less than 0.1μA when EN pin  is pulled low.PjD嘉泰姆

   产品特点 返回TOPPjD嘉泰姆


              High Efficiency: Up to 96%PjD嘉泰姆

1.5MHz Constant Frequency OperationPjD嘉泰姆

1.5A Output CurrentPjD嘉泰姆

No Schottky Diode RequiredPjD嘉泰姆

2.3V to 6V Input Voltage RangePjD嘉泰姆

Output Voltage as Low as 0.6VPjD嘉泰姆

Low Quiescent Current: 35μAPjD嘉泰姆

Thermal Fault ProtectionPjD嘉泰姆

Inrush Current Limit and Soft StartPjD嘉泰姆

<1μA Shutdown CurrentPjD嘉泰姆

Small 12-Lead WDFN packagePjD嘉泰姆

   应用范围 返回TOPPjD嘉泰姆


Cellular and Smart PhonesPjD嘉泰姆

Personal Information AppliancesPjD嘉泰姆

Wireless and DSL ModemsPjD嘉泰姆

MP3 PlayersPjD嘉泰姆

Digital Still and Video CamerasPjD嘉泰姆

   技术规格书(产品PDF) 返回TOP PjD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PjD嘉泰姆

 QQ截图20160419174301.jpgPjD嘉泰姆

产品封装图 返回TOPPjD嘉泰姆


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电路原理图 返回TOPPjD嘉泰姆

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2~6PjD嘉泰姆

0.8 APjD嘉泰姆

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1.5 APjD嘉泰姆

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2.3~6PjD嘉泰姆

2 APjD嘉泰姆

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0.6 VPjD嘉泰姆

0.1PjD嘉泰姆

0.09PjD嘉泰姆

Int SS/CompPjD嘉泰姆

ESOP8PjD嘉泰姆

◀ 上一篇:0.8A双输出稳压器集成电源开关1.5MHz同步降压变换器CXSD62316双高效PWM降压2.3V至6V输入电压高效高达96%

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下一篇▶:1.5MHz的恒流模式双高效率CXSD62318脉冲宽度调制降压转换器100%占空比轻载高效PFM模式