LGS5145 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LGS5145 product

LGS5145

Power Management (PMIC)

Buck ConverterStep-DownPMIC55V

The LGS5145 is a 55V, 1A asynchronous buck converter with SKIP mode, ideal for high-efficiency power management in industrial and automotive applications.

Best for

  • Industrial power supplies
  • Automotive 42V bus systems
  • Battery charging applications

Avoid if

  • Applications requiring synchronous rectification
  • Extremely low-noise sensitive analog circuits

Check before use

  • Input voltage surge protection
  • Thermal resistance requirements

Key specifications

Input Voltage
4.5V to 55V
Output Current
1A
Switching Frequency
1.2 MHz
Package
SOT23-6

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

PowerAutomotiveIndustrial

CAD Models

Download ECAD models for LGS5145: 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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Alternative components

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

Design and risk insights

Questions & answers

The LGS5145 is a high-efficiency, asynchronous step-down DC/DC regulator capable of handling input voltages up to 55V and delivering 1A of output current.