MAX4921B logic equivalent, battery power-up logic.
o Input Overvoltage Protection Up to +28V o Preset Overvoltage Protection Trip Level
6.38V (MAX4919B) 5.80V (MAX4920B) 4.65V (MAX4921B) o Adapter/Car-Kit Auto-Selector o .
Cell Phones
Digital Still Cameras
PDAs and Palmtop Devices
MP3 Players
EN ACOK PWR_HOLD BTO BTO ONOK GND
Features
o In.
The MAX4919B/MAX4920B/MAX4921B overvoltage protection controllers protect low-voltage systems against high-voltage faults up to +28V. An internal 1.8A (min) pFET with low RON (100mΩ) switches a battery to the load and also protects the battery agains.
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