L4973 - 3.5A step down switching regulator

Product Overview

STMicroelectronics

Datasheet Details

Part number	L4973
Manufacturer	STMicroelectronics
File Size	365.15 KB
Description	3.5A step down switching regulator
Datasheet	L4973 Datasheet
Additional preview pages of the L4973 datasheet.

Product details

Description

The L4973 is a step down monolithic power switching regulator delivering 3.5 A at fixed voltages of 3.3 V or 5.1 V and using a simple external divider output adjustable voltage up to 50 V.

Features

Up to 3.5 A step down converter.
Operating input voltage from 8 V to 55 V.
3.3 V and 5.1 V (±1 %) fixed output, and adjustable outputs from:.
0.5 V to 50 V (3.3 type).
5.1 V to 50 V (5.1 type).
Frequency adjustable up to 300 kHz.
Voltage feed forward.
Zero load current operation (min. 1 mA).
Internal current limiting (pulse by pulse and HICCUP mode).
Precise 5.1 V (1.5%) reference voltage externally availa.

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Other Datasheets by STMicroelectronics

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Published: May 8, 2018 |