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FS4054A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

FS4054A product

FS4054A

PMIC - Battery Chargers

Battery ChargerLi-IonLinear Charger

The FS4054A is a compact, linear charger IC designed for single-cell Li-Ion batteries, featuring programmable current up to 500mA and integrated thermal protection.

Best for

  • Portable consumer electronics
  • Battery-powered handheld devices

Avoid if

  • Applications requiring multi-cell charging
  • High-current charging exceeding 500mA

Check before use

  • Thermal dissipation requirements
  • Input voltage stability

Key specifications

Charge Voltage
4.2 V
Max Charge Current
500 mA
Package
SOT-23-5L

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Consumer ElectronicsPower Management

Datasheet

2a842407a42807e8b8630f1d64f9ed74_2201121800_FOSAN-FS4054A_C2936840.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for FS4054A: 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

The FS4054A is a constant-current/constant-voltage linear charger IC for single-cell lithium-ion batteries, housed in a SOT-23-5L package.