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首页 > 产品中心 > 电源管理 > DC降压型转换器 > Buck降压型芯片 >CXSD62555 Maximum Duty Cycle 100% 3A Constant Output Current Capability Wide 4.5V to 40V Input Voltage Range
CXSD62555 Maximum Duty Cycle 100% 3A Constant Output Current Capability Wide 4.5V to 40V Input Voltage Range
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CXSD62555 The PWM control circuit is able to adjust the duty ratio linearly from 0 to 100%. An enable function, an over current protection function is built inside. When second current limit function happens, the operation frequency will be reduced from 150KHz to 50KHz.

CXSD62555 Maximum Duty Cycle 100% 3A Constant Output Current Capability Wide 4.5V to 40V Input Voltage Range
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1.产品概述       2.产品特点     yZz嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)yZz嘉泰姆

5.产品封装       6.电路原理图  yZz嘉泰姆

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The CXSD62555 is a 150 KHz fixed frequency PWM buck (step-down) DC/DC converter, capable of driving a 3A load with high efficiency, low ripple and excellent line and load regulation. Requiring a minimum number of external components, the regulator is simple to use and include internal frequency compensation and a fixed-frequency oscillator. The PWM control circuit is able to adjust the duty ratio linearly from 0 to 100%. An enable function, an over current protection function is built inside. When second current limit function happens, the operation frequency will be reduced from 150KHz to 50KHz. An internal compensation block is built in to minimize external component count.

   产品特点 返回TOPyZz嘉泰姆


n Wide 4.5V to 40V Input Voltage Range yZz嘉泰姆

n 3.3V,5V,12V, and adjustable versions yZz嘉泰姆

n Output Adjustable from 1.23V to 37V yZz嘉泰姆

n Maximum Duty Cycle 100% yZz嘉泰姆

n Minimum Drop Out 1.5V yZz嘉泰姆

n Fixed 150KHz Switching Frequency yZz嘉泰姆

n 3A Constant Output Current Capability yZz嘉泰姆

n Internal Optimize Power Transistor yZz嘉泰姆

n High efficiency yZz嘉泰姆

n Excellent line and load regulation yZz嘉泰姆

n TTL shutdown capability yZz嘉泰姆

n ON/OFF pin with hysteresis function yZz嘉泰姆

n Built in thermal shutdown function yZz嘉泰姆

n Built in current limit function yZz嘉泰姆

n Built in second current limit function yZz嘉泰姆

n Available in TO-220,TO-263 packagesyZz嘉泰姆

   应用范围 返回TOPyZz嘉泰姆


n LCD Monitor and LCD TV yZz嘉泰姆

n Digital Photo Frame yZz嘉泰姆

n Set-up Box yZz嘉泰姆

n ADSL Modem yZz嘉泰姆

n Telecom / Networking EquipmentyZz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yZz嘉泰姆

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产品封装图 返回TOPyZz嘉泰姆


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电路原理图 返回TOPyZz嘉泰姆

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CXSD6253 3.6V   ~ 18V 2A 380KHz Adj   (1.222V) SOP8L
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CXSD62555 4.5V ~ 40V 3A 150KHz Adj (1.23V)/3.3V/5V/12V TO263-5L/TO220-5L
CXSD62556 4.5V ~ 40V 3A 52KHz Adj (1.23V)/5V/12V TO263-5L/TO220-5L