TMI4054 Datasheet - TOLL

TMI4054 800mA Li-ion Linear Charger

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 .

TMI4054 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 Overheat

TMI4054-TOLL.pdf