L4973 - 3.5A step down switching regulator

Name: L4973
SKU: L4973-1264853

STMicroelectronics

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Datasheet Details

Part number	L4973
Manufacturer	STMicroelectronics
File Size	365.15 KB
Description	3.5A step down switching regulator
Datasheet	L4973-STMicroelectronics.pdf

L4973 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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Published: May 8, 2018 |