LM3406 regulator equivalent, 1.5-a constant current buck regulator.
*1 LM3406HV-Q1
– Automotive Grade Device
– AEC-Q100 Grade 1 Qualified
– Operating Ambient Temperature:
 .
they contain a high-side N-channel MOSFET switch with a current limit of 2.0A (typical) for step-down (Buck) regulators.
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