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
-
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