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LM1117S-1.2 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LM1117S-1.2 product

LM1117S-1.2

Power Management (PMIC)

LDO1.2V1ASOT-223

The LM1117S-1.2 is a fixed 1.2V, 1A low-dropout linear regulator in a SOT-223 package, suitable for general-purpose power management.

Best for

  • Portable electronics
  • SMPS post-regulation
  • Battery-powered devices

Avoid if

  • Input voltage exceeds 12V
  • Applications requiring adjustable output voltage

Check before use

  • Output capacitor ESR and capacitance value
  • Thermal design for SOT-223

Key specifications

Output Voltage
1.2 V
Max Current
1 A
Dropout
1 V

Compliance & Environment

RoHS
Yes
REACH
-
MSL
3
ECCN
-
HTSUS
-

Application

Power

Datasheet

eb6e62e8a1dbd23672de56a1ef330c03_2304140030_HTC-Korea-TAEJIN-Tech-LM1117S-1-2_C126025.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LM1117S-1.2: 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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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 1A positive-voltage LDO regulator with a fixed 1.2V output, designed for applications requiring low dropout and high efficiency.