MP2451DT-LF-Z

The MP2451 is a high frequency (2MHz) stepdown switching regulator with integrated
internal high-side high voltage power MOSFET.
It provides single 0.6A (or less) highly efficient
output with current mode control for fast loop
response.
The wide 3.3V to 36V input range
accommodates a variety of step-down
applications in automotive input environment. A
3μA shutdown mode quiescent current allows
use in battery-powered applications.
High power conversion efficiency over a wide
load range is achieved by scaling down the
switching frequency at light load condition to
reduce the switching and gate driving losses.
Frequency fold-back helps prevent inductor
current runaway during start-up. Thermal
shutdown provides reliable, fault-tolerant
operation.
The MP2451 is available in the cost-effective
SOT23-6 and TSOT23-6 packages.


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    SPECIFICATION

     130μA Operating Quiescent Current
     Wide 3.3V to 36V Operating Input Range
     500mΩ Internal Power MOSFET
     2MHz fixed Switching Frequency
     Internally compensated
     Stable with Ceramic Output Capacitors
     Internal Soft-Start
     Precision Current Limit Without Current
    Sensing Resistor
     > 90% Efficiency
     Output Adjustable from +0.8V to 0.8xVIN
     3μA Low Shutdown Supply Current
     SOT23-6 and TSOT23-6 Packages