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LT3973EMSE-3.3#TRPBF AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LT3973EMSE-3.3#TRPBF product

LT3973EMSE-3.3#TRPBF

Voltage Regulators - DC DC Switching Regulators

Buck Regulator3.3V Output750mA

The LT3973EMSE-3.3#TRPBF is a high-voltage, fixed 3.3V output step-down switching regulator capable of delivering up to 750mA.

Best for

  • Industrial power supplies
  • Automotive electronics
  • Battery-powered systems

Avoid if

  • Applications requiring output currents significantly higher than 750mA.

Check before use

  • Thermal design and PCB layout guidelines in the datasheet.

Key specifications

Output Voltage
3.3 V
Max Output Current
750 mA
Input Voltage
4.2 V - 42 V

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8542.39.0001

Application

IndustrialAutomotive

Datasheet

268988.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LT3973EMSE-3.3#TRPBF: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a monolithic step-down switching regulator from Analog Devices that provides a fixed 3.3V output from an input range of 4.2V to 42V.