常用电源芯片记录

芯片型号 输入电压范围                类型                  输出电压 输出电流
UZ1084   LDO step-down converter adjustable or fixed 1.8V, 2.5V, 2.85V, 3.3V, 5V
5A
UZ1086   LDO step-down converter adjustable or fixed 1.8V, 2.5V, 2.85V, 3.3V, 5V  1.5A
AMS117   LDO step-down converter adjustable or fixed 1.8V, 2.5V, 2.85V, 3.3V, 5V 800ma
SY8008 1.8V-5.5V DC-DC step-down converter   1.2A
MP1497 4.5-16V DC-DC step-down converter  adjustable or fixed 1.8V, 2.5V, 2.85V, 3.3V, 5V  3A
MC34063          
 XL1509  4.5-40V DC-DC step-down converter  adjustable or fixed 3.3V, 5V,12V(1.23-37v)  2A
 MP2307  4.75-23V  DC-DC  step-down converter  adjustable 0.925V-20V,3.3V,5V  3A
MP1584EN 4.5-28V DC-DC step-down converter adjustable 1.8,3.3,5,9,12 3A
G5177 3-4.2v DC-DC step-up converter 5V 2A
SY7208 3-4.2v DC-DC step-up converter 5V 1A
FP6717 2.5-5.25V DC-DC step-up converter 5V 3A

电源正常之后切记一定要用示波器看一下波形,这样能发现万用表不能发现的问题(虽然电路也能正常工作,也许工作过程中波形很差,只是万用表看不出来)

锂电池升压至5v方案

https://jingyan.baidu.com/article/5552ef47f4e5bc518efbc95f.html

  • PS3120A无电感升压5V200MA
  • PL2303低电压0.8V启动
  • PS7516/PL2628升压5V1A
  • FP6276升压5V2.4A
  • FP6277升压5V3A
  • TP3600----TP3605
原文地址:https://www.cnblogs.com/prayer521/p/6231217.html