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L4973D3.3 - 3.5A STEP DOWN SWITCHING REGULATOR

Description

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

Features

  • of this new generation of DC-DC conPIN.

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Datasheet preview – L4973D3.3

Datasheet Details

Part number L4973D3.3
Manufacturer STMicroelectronics
File Size 222.75 KB
Description 3.5A STEP DOWN SWITCHING REGULATOR
Datasheet download datasheet L4973D3.3 Datasheet
Additional preview pages of the L4973D3.3 datasheet.

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Full PDF Text Transcription

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® L4973V3.3 - L4973V5.1 L4973D3.3 - L4973D5.1 3.5A STEP DOWN SWITCHING REGULATOR UPTO 3.5ASTEP DOWNCONVERTER OPERATING INPUT VOLTAGE FROM 8V TO 55V 3.3V AND 5.1V (±1%) FIXED OUTPUT, AND ADJUSTABLE OUTPUTS FROM: 0V TO 50V (3.3V type) 5.1V TO 50V (5.1 type) FREQUENCY ADJUSTABLE UP TO 300KHz VOLTAGE FEED FORWARD ZERO LOAD CURRENT OPERATION (min 1mA) INTERNAL CURRENT LIMITING (PULSE BY PULSE AND HICCUP MODE) PRECISE 5.1V (1.5%) REFERENCE VOLTAGE EXTERNALLY AVAILABLE INPUT/OUTPUT SYNCHRONIZATION FUNCTION INHIBIT FOR ZERO CURRENT CONSUMPTION (100µA Typ.
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