Description
APL3228 High-Current Overvoltage Protectors with Adjustable OVLO .
The APL3228 overvoltage protection devices feature a low 50mΩ(typ) RON internal FET and protect low-voltage systems against voltage faults up to +28VD.
Features
* Wide supply voltage range from 3.8V to 28V
* Low ON resistance: 50mΩ(typ) at a supply voltage
of 5V
* Flexible overvoltage-protection trip level
-Wide adjustable OVLO threshold range from 4V to 20V -Preset internal accurate OVLO threshold: 6.8V
* Low quiescent curre
Applications
* Smart Phones
* Tablet PCs
* Mobile Internet Devices
Simplified Application Circuit
ACOK 1 EN 2
OUT 3 OUT 4 GND 5
EP (GND)
TDFN3x3-10 (Top View)
10 OVLO 9 IN 8 IN 7 IN 6 GND
POWER ADAPTER
1µF
R1
R2
IN
OUT
IN
OUT
IN
1µF
OVLO APL3228
VI/O
EN
ACOK
GND
ANPEC r