ProjectsPricingInsights

LM1117F-3.3 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LM1117F-3.3 product

LM1117F-3.3

Power Management (PMIC)

LDOVoltage Regulator3.3V1ASOT-89

The LM1117F-3.3 is a reliable 1A fixed 3.3V LDO regulator in a SOT-89 package, ideal for general-purpose voltage regulation in portable and battery-powered devices.

Best for

  • Battery-powered devices
  • Portable electronics
  • SCSI bus termination

Avoid if

  • High-current applications exceeding 1A
  • Designs with extremely limited PCB space for heat sinking

Check before use

  • Output capacitor ESR and capacitance value
  • Thermal dissipation requirements

Key specifications

Output Voltage
3.3 V
Max Output Current
1 A
Dropout Voltage
1 V
Package
SOT-89

Compliance & Environment

RoHS
Compliant
REACH
nan
MSL
nan
ECCN
nan
HTSUS
nan

Application

PowerConsumer

Datasheet

0ea0448d17816e05c06dca9a231b3989_2304140030_HTC-Korea-TAEJIN-Tech-LM1117F-3-3_C126019.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LM1117F-3.3: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

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 fixed 3.3V, 1A low-dropout (LDO) linear voltage regulator manufactured by TC, designed for efficient power management.