54302我也在用,但是输入28v有点危险,基本上到芯片极限了,容易出问题作者: zhuls 时间: 2023-8-10 09:25
MP2565DN:
FEATURES
• 120μA Quiescent Current
• Wide 4.5V to 50V Operating Input Range
• 220mΩ Internal Power MOSFET
• Up to 4MHz Programmable Switching
Frequency
• High-Efficiency, Light-Load operation
• Stable with Ceramic Capacitor
• Internal Soft-Start
• Internally Set Current Limit without external
Current Sensing Resistor
• Up to 95% Efficiency
• Output Adjustable from 0.8V to 47V
• Available in 3x3 QFN10 and Thermally
Enhanced SOIC8 Packages作者: coody_sz 时间: 2023-8-10 10:21
楼主手册没仔细看,一般开始的简介都有说明输入电压、输出电压范围。作者: 得意忘形 时间: 2023-8-18 22:04
XL1509_ADJ