概述
QX2303系列产品是一种高效率、低纹波、工作频率高的PFM升压DC-DC变换器。
QX2303系列产品仅需要四个元器,就可完成将低输入的电池电压变换升压到所需的工作电压,非常适合于便携式1~4 节普通电池应
用的场合。
电路采用了高性能、低功耗的参考电压电路结构,同时在生产中引入修正技术,保证了输出电压的高输出精度及低温度漂移。
QX2303可提供SOT-23-3, SOT-23-5, SOT-89封装形式,SOT23-5封装内置EN使能端,可控制变换器的工作状态,可使它处于关断省电状态,功耗降至最小
特性
最高工作频率:300KHz
输出电压:2.5V~5.0V(步进0.1V)
低起动电压:0.9V(1mA)
输出精度:优于±2.5%
最高效率:90%
输出电流:大于300mA(Vi=2.5V,Vo=3.3V)
低纹波,低噪声
应用范围
1~3个干电池的电子设备,如:电子词典、数码相机、LED手电筒、LED灯、血压计、MP3、遥控玩具、无线耳机、无线鼠标键盘、医疗器械、防丢器、汽车防盗器、充电器、VCR、PDA等手持电子设备
Disclaimer
The information/pictures/parameters, etc. displayed on this webpage about【Supply QX2303/Quanxin first-level authorized agent genuine original product with excellent price】are provided by member【Shenzhen Yichuang Microchip Electronics Co., Ltd.
】,By Titker Trade Network members 【Shenzhen Yichuang Microchip Electronics Co., Ltd.
】is solely responsible for the authenticity, accuracy and legality of the information/pictures/parameters, etc.,Titker Trade Network only provides display services. For your safety, please choose Titker Trade Network for online trading, otherwise Titker Trade Network will not bear any responsibility for this.
If your legitimate rights and interests have been infringed, please contact Titker Trade Network customer service as soon as possible. We will serve you wholeheartedly. Thank you for your attention and support to Titker Trade Network!