LM34917A 1.25A Constant On-Time Buck Switching Regulator

National Semiconductor

Description

LM34917A Ultra Small 33V, 1.25A Constant On-Time Buck Switching Regulator with Intelligent Current Limit May 8, 2008 LM34917A Ultra Small 33V, 1.25A.
The LM34917A Step-Down Switching Regulator features all the functions needed to implement a low cost, efficient, buck bias regulator capable of supply.

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Datasheet Specifications

Part number: LM34917A
Manufacturer: National Semiconductor
File Size: 498.42 KB
Datasheet: LM34917A-NationalSemiconductor.pdf
Description: 1.25A Constant On-Time Buck Switching Regulator

Features

* all the functions needed to implement a low cost, efficient, buck bias regulator capable of supplying at least 1.25A to the load. To reduce excessive switch current due to the possibility of a saturating inductor the valley current limit threshold changes with input and output voltages, and the on-t

Applications

* High Efficiency Point-Of-Load (POL) Regulator
* Non-Isolated Buck Regulator
* Secondary High Voltage Post Regulator
* Functional Input Voltage Range: 8V to 33V
* Micro SMD package
* Input Over-Voltage Shutdown at ≊35V Package
* micro SMD Package Basic Step Down Regul

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LM34917A 1.25A Constant On-Time Buck Switching Regulator National Semiconductor

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