bq24640 Datasheet (Texas Instruments) - Super Capacitor Charger

bq24640, Super Capacitor Charger

The bq24640 device is a highly integrated switchedmode super capacitor charge controller.

The device offers a constant-frequency synchronous PWM controller with high accuracy charge current, voltage regulation, and charge status monitoring.

The bq24640 charges a super capacitor in two phases: consta

bq24640 Features

* 1 Charge Super Capacitor Pack From 2.1 V to 26 V

* CC/CV Charge Profile From 0 V Without Precharge

* 600-kHz NMOS-NMOS Synchronous Buck Controller

* Over 90% Efficiency for up to 10-A Charge Current

* 5-V to 28-V VCC Input Voltage Range

* Accuracy