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首页 > Products > Power Management > DC/DC Step-Down Converter > Dual Step-Down Converter > Cxsd6217 is a high efficiency synchronous DC/DC voltage regulator with constant frequency, current mode architecture and dual output. The chip has adjustable output Voltage type
Cxsd6217 is a high efficiency synchronous DC/DC voltage regulator with constant frequency, current mode architecture and dual output. The chip has adjustable output Voltage type

Cxsd6217 is a high efficiency synchronous DC / DC voltage regulator with constant frequency, current mode architecture and dual output. The chip has adjustable output
Voltage type and fixed output voltage type (1.2V, 1.8V, 3.3V) versions. Built in PWM / PFM automatic switching function, with low ripple and high in the full load range
Efficiency characteristics. The internal switching frequency is up to 1.2MHz, and small surface mount components can be used. 100% duty cycle for low voltage 2V operation and extended front battery
life.

 Cxsd6217 is a high efficiency synchronous DC/DC voltage regulator with constant frequency, current mode architecture and dual output. The chip has adjustable output Voltage type
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Product introduction

目录hcI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(产品PDF文档) hcI嘉泰姆
5.产品封装图   6.电路原理图  7.功能概述      8.相关产品

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一,产品概述(General Description)      hcI嘉泰姆
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      CXSD6217是一款采用恒定频率、电流模式架构、双路输出的高效率同步DC/DC降压稳压器。该芯片具备可调输出hcI嘉泰姆
电压型和固定输出电压型(1.2V、1.8V、3.3V)版本。内置PWM/PFM自动切换功能,在全负载范围内具有低纹波、高hcI嘉泰姆
效率特性。内部开关频率高达1.2MHz,可采用小表面贴片型元件。100%占空比实现了低压2V操作,并延长了前级电池hcI嘉泰姆
寿命。hcI嘉泰姆
二.产品特点(Features)hcI嘉泰姆
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高效率:92% hcI嘉泰姆
双路600mA输出电流 hcI嘉泰姆
2V至5.5V输入电压范围 hcI嘉泰姆
全负载范围低纹波输出电压 hcI嘉泰姆
小于1μA关断电流 hcI嘉泰姆
过热过流保护 hcI嘉泰姆
三,应用范围 (Applications)hcI嘉泰姆
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手机 hcI嘉泰姆
PAD hcI嘉泰姆
MP3 hcI嘉泰姆
数码相机 hcI嘉泰姆
便携式仪表 hcI嘉泰姆
笔记本电脑 hcI嘉泰姆
四.技术规格书下载(产品PDF)hcI嘉泰姆
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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hcI嘉泰姆

 QQ截图20160419174301.jpghcI嘉泰姆

五,产品封装图 (Package)hcI嘉泰姆
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六.电路原理图hcI嘉泰姆
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blob.pnghcI嘉泰姆

七,功能概述hcI嘉泰姆
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类型:双路DC-DC降压 hcI嘉泰姆
DC-DC:输入2.0-6.0V,Iout=600mA,f=1.2MHz,效率高达92%,输出电压可调 hcI嘉泰姆
封装形式:MSOP-10 hcI嘉泰姆
八,相关芯片选择指南hcI嘉泰姆
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产品名称 产品描述 基本参数 封装形式
CXLB7483 单芯片移动电源 锂电池充电管理:PWM控制DC-DC拓扑,充电电流可达2A;DC-DC升压:输入1.6V-6.0V,Iout=1.5A,效率最高可达95%;4段锂电池电量显示功能;手电功能及单键控制功能 SOP-16,QFN4*4-20L
CXSD6217 双路DC-DC降压 DC-DC:输入2.0-6.0V,Iout=600mA,f=1.2MHz,效率高达92%,输出电压可调 MSOP-10
CXSD6218 单路DC-DC降压+双路LDO 双路LDO:输入2.0-10.0V,Iout=300mA,Iss=70uA,PSRR=70dB@1KHz   ;DC-DC:输入2.0-6.0V,Iout=600mA,f=1.2MHz,效率高达92%,输出电压可调 DFN3*3-10L

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