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L5981

STMicroelectronics
Part Number L5981
Manufacturer STMicroelectronics
Description 1A step-down switching regulator
Published Jul 9, 2009
Detailed Description www.DataSheet4U.com L5981 1A step-down switching regulator Features „ „ „ „ „ „ „ „ „ „ 1A DC output current 2.9V to 1...
Datasheet PDF File L5981 PDF File

L5981
L5981

Overview
www.
DataSheet4U.
com L5981 1A step-down switching regulator Features „ „ „ „ „ „ „ „ „ „ 1A DC output current 2.
9V to 18V input voltage Output voltage adjustable from 0.
6V 250kHz switching frequency, programmable up to 1MHz Internal soft-start and inhibit Low dropout operation: 100% duty cycle Voltage feed-forward Zero load current operation Over current and thermal protection VQFN3x3-8L package VFQFPN8 3x3 Description The L5981 is step down switching regulator with 1.
5A current limited embedded power MOSFET, so it is able to deliver in excess of 1A DC current to the load depending on the application condition.
The input voltage can range from 2.
9V to 18V, while the output voltage can be s...


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