General Description
The MAX4919B/MAX4920B/MAX4921B overvoltage protection controllers protect low-voltage systems against high-voltage faults up to +28V.

FEATUREs
♦ Input Overvoltage Protection Up to +28V
♦ Preset Overvoltage Protection Trip Level
   6.38V (MAX4919B)
   5.80V (MAX4920B)
   4.65V (MAX4921B)
♦ Adapter/Car-Kit Auto-Selector
♦ Low-Current Undervoltage Lockout Mode
♦ Internal 1.8A (min) Battery Switchover FET
♦ Integrated Low-Battery Detect
♦ Battery Short-Circuit Protection
♦ Low-Cost External nMOS Overvoltage FET
♦ 14-Pin TDFN Package (3mm x 3mm)

APPLICATIONs
   Cell Phones
   Digital Still Cameras
   PDAs and Palmtop Devices
   MP3 Players