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TMI4054 Datasheet 800mA Li-ion Linear Charger

Manufacturer: TOLL

Datasheet Details

Part number TMI4054
Manufacturer TOLL
File Size 583.52 KB
Description 800mA Li-ion Linear Charger
Download TMI4054 Download (PDF)

General Description

The TMI4054 is a complete constant-current and constant-voltage linear charger for single cell Li-ion battery application.

The default battery charge voltage is fixed at 4.2V, and the charging current can be programmed by external resistor on PROG pin.

The charging current could be programmed up to 800mA with good system thermal design.

Overview

TMI4054 800mA Li-ion Linear Charger with Thermal Regulation.

Key Features

  • Programmable Charge Current Up to 1A.
  • No MOSFET, Sense Resistor or Blocking Diode Required.
  • Charge Single Cell Li-Ion Battery Directly from USB Port.
  • Trickle Current, Constant Current and Constant Voltage Operation with Thermal Regulation to Maximize Charge Rate without Overheating.