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LT3971EMSE-5#PBF AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LT3971EMSE-5#PBF product

LT3971EMSE-5#PBF

Voltage Regulators - DC DC Switching Regulators

Buck RegulatorFixed OutputLow Quiescent Current

The LT3971EMSE-5#PBF is a high-efficiency 38V, 1.2A step-down switching regulator with a fixed 5V output and ultra-low quiescent current.

Best for

  • Industrial control systems
  • Automotive battery regulation
  • Distributed power systems

Avoid if

  • Applications requiring adjustable output voltage (this is a fixed 5V version)

Check before use

  • Thermal dissipation requirements for the MSOP-10-EP package

Key specifications

Input Voltage
4.3V - 38V
Output Voltage
5V (Fixed)
Output Current
1.2A
Switching Frequency
2MHz

Compliance & Environment

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

Application

Industrial PowerAutomotive

Datasheet

1274695.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LT3971EMSE-5#PBF: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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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
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

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 DC-DC converter capable of delivering 1.2A of output current with a fixed 5V output.