SGM4054 Overview
Description
The SGM4054 is a complete constant-current/constantvoltage linear charger for single cell lithium-ion batteries. Its SOT23-5 small package and low external component count make the SGM4054 ideally suited for portable applications.
Key Features
- Programmable Charge Current Up to 800mA
- No External MOSFET, Sense Resistor or Blocking Diode Required
- Complete Linear Charger in SOT23-5 Package for Single Cell Li-Ion Batteries
- Constant-Current/Constant-Voltage Operation with Thermal Regulation to Maximize Charge Rate without Risk of Overheating
- Charges Single Cell Li-Ion Batteries Directly from USB Port
- Preset 4.2V Charge Voltage with 1% Accura
