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PWM异步升压固定频率1.4MHz内部补偿高34V输出电压DC转换器CXSU6326多输出电源单独调节器
发表时间:2020-05-29浏览次数:199
PWM异步升压固定频率1.4MHz内部补偿高34V输出电压DC转换器CXSU6326多输出电源单独调节器

                          目录pDZ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)pDZ嘉泰姆

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

一.产品概述pDZ嘉泰姆


    The CXSU6326 is the industry's first 5-lead SOT-23 current mode pDZ嘉泰姆

DC/DC converter. Intended for small, low power applications, it operates pDZ嘉泰姆

from an input voltage as low as 1.1V and switches at 1.4MHz, allowing pDZ嘉泰姆

the use of tiny, low cost capacitors and inductors 2mm or less in height. pDZ嘉泰姆

Its small size and high switching frequency enables the complete DC/DC pDZ嘉泰姆

converter function to take up less than 0.2 square inches of PC board pDZ嘉泰姆

area. Multiple output power supplies can now use a separate regulator pDZ嘉泰姆

for each output voltage, replacing cumbersome quasi-regulated approaches pDZ嘉泰姆

using a single regulator and a custom transformer. A constant frequency, pDZ嘉泰姆

internally compensated current mode PWM architecture results in low, pDZ嘉泰姆

predictable output noise that is easy to filter. The high voltage switch pDZ嘉泰姆

on the CXSU6326 is rated at 36V, making the device ideal for boost pDZ嘉泰姆

converters up to 34V as well as for Single-Ended Primary Inductance pDZ嘉泰姆

Converter (SEPIC) and flyback designs. The device can generate 5V at up to pDZ嘉泰姆

200mA from a 3.3V supply or 5V at 175mA from four alkaline cells in a SEPIC pDZ嘉泰姆

design. The CXSU6326 is available in the 5-lead SOT-23 package. pDZ嘉泰姆

二.产品特点pDZ嘉泰姆


■ Uses Tiny Capacitors and Inductor pDZ嘉泰姆

■ Internally Compensated pDZ嘉泰姆

■ Fixed Frequency 1.4MHz Operation pDZ嘉泰姆

■ Operates with VIN as Low as 1.1V pDZ嘉泰姆

■ 3V at 30mA from a Single Cell pDZ嘉泰姆

■ 5V at 200mA from 3.3V Input pDZ嘉泰姆

■ 15V at 60mA from Four Alkaline Cells pDZ嘉泰姆

■ High Output Voltage: Up to 34V pDZ嘉泰姆

■ Low Shutdown Current:<1m A pDZ嘉泰姆

■ Low VCESAT Switch: 300mV at 300mA pDZ嘉泰姆

■ Tiny 5-Lead SOT-23 PackagepDZ嘉泰姆

三.应用范围pDZ嘉泰姆


■ Digital Cameras pDZ嘉泰姆

■ Pagers pDZ嘉泰姆

■ Cordless Phones pDZ嘉泰姆

■ Battery Backup pDZ嘉泰姆

■ LCD Bias pDZ嘉泰姆

■ Medical Diagnostic Equipment pDZ嘉泰姆

■ Local 5V or 12V Supply pDZ嘉泰姆

■ External Modems pDZ嘉泰姆

■ PC Cards    pDZ嘉泰姆

四.技术规格书(产品PDF)pDZ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pDZ嘉泰姆

 QQ截图20160419174301.jpgpDZ嘉泰姆

五.产品封装图pDZ嘉泰姆


 QQ截图20160430100423.jpg pDZ嘉泰姆

六.电路原理图pDZ嘉泰姆


 blob.png  pDZ嘉泰姆

七.相关芯片选择指南pDZ嘉泰姆


系列名称 输入电压 (V) 输出电压 (V) 最大输出电流 (mA) 振荡频率 封装 特点
最小 最大 最小 标准 最大      
CXSU6324 2.5V  10V   可调     600  1.2MHZ SOT23-6 PWM异步升压恒流LED驱动效率85%、(串联8灯或3串7并)
CXSU6325 2.5V 6V    可调     1300  1.3MHZ QFN8/SOT23-6 PWM异步升压恒流LED驱动效率85%、(3串13并)
CXSU6326 2.5V  10   可调     300 1.2MHZ  SOT23-6 PWM异步升压恒流LED驱动效率85%、(串联4灯)
CXSU6327 2.3 24 2.3 可调  28 1000 1.0MHZ SOT23-6 PWM异步升压恒流LED驱动效率85%、(串联5灯)
CXSU6323 2.7 10 2.3 可调  36 200 1.2MHZ  SOT23-7 PWM异步升压恒流LED驱动效率85%、(串联6灯)

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