SP6231 backup equivalent, 500ma / 3.3v linear regulator with auxiliary backup.
* “Tiny” DFN Package Offers Excellent Thermal Characteristics (also available in NSOIC)
* “Glitch Free” Transition between Two Supplies
* 3.3V Fixed LDO Outpu.
* USB Peripherals
* NIC Cards
* PCMCIA/PCI Cards
* Desktop Computers
* Dual Power Systems
DESCRIPTI.
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