CXSD62252 Wide 4.5V to 40V Input Voltage Range Output Adjustable from 1.23V to 37V 3A load with high efficiency
发表时间:2020-04-13
浏览次数:115

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1.产品概述       2.产品特点     q8p嘉泰姆

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The CXSD62252 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.

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n Wide 4.5V to 40V Input Voltage Range q8p嘉泰姆

n 5V and adjustable versions q8p嘉泰姆

n Output Adjustable from 1.23V to 37V q8p嘉泰姆

n Maximum Duty Cycle 100% q8p嘉泰姆

n Minimum Drop Out 1.5V q8p嘉泰姆

n Fixed 150KHz Switching Frequency q8p嘉泰姆

n 3A Constant Output Current Capability q8p嘉泰姆

n Internal Optimize Power Transistor n High efficiency q8p嘉泰姆

n Excellent line and load regulation n TTL shutdown capability q8p嘉泰姆

n ON/OFF pin with hysteresis function q8p嘉泰姆

n Built in thermal shutdown function q8p嘉泰姆

n Built in current limit function q8p嘉泰姆

n Built in second current limit function q8p嘉泰姆

n Available in TO-252 packageq8p嘉泰姆

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n LCD Monitor and LCD TV q8p嘉泰姆

n Digital Photo Frame q8p嘉泰姆

n Set-up Box q8p嘉泰姆

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n Telecom / Networking Equipmentq8p嘉泰姆

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降压型直流电源变换器芯片(高效率型)
产品型号 输入电压 开关电流 开关频率 电压版本 封装类型
CXSD6253 3.6V   ~ 18V 2A 380KHz Adj   (1.222V) SOP8L
CXSD6254 3.6V   ~ 23V 3A 380KHz Adj   (1.222V) SOP8L
CXSD6255 3.6V   ~ 18V 2A 380KHz Adj   (0.8V) SOP8L
CXSD6256 3.6V   ~ 18V 3A 380KHz Adj   (0.8V) SOP8L
CXSD62253 4.5V ~ 40V 2A 150KHz Adj (1.23V)/3.3V/5V/12V SOP8L
CXSD62252 4.5V ~ 40V 3A 150KHz Adj (1.23V)/5V TO252-5L
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