LTC4420 prioritizer equivalent, 18v dual input micropower powerpath prioritizer.
n Selects Highest Priority Valid Supply from Two Inputs
n Wide 1.8V to 18V Operating Range n Internal Dual 2Ω, 0.5A Switches n Low 3.6µA Operating Current n Low 320nA V2 .
n Low Power Battery Backup n Portable Equipment n Point-of-Sale (POS) Equipment
DESCRIPTION
The LTC®4420 is a dual inpu.
The LTC®4420 is a dual input monolithic PowerPath™ prioritizer, with low operating current, that provides backup switchover for keeping critical circuitry alive during brownout and power loss conditions. Unlike diode-OR products, little current is dr.
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