uP1586 Datasheet - uPI Semiconductor

uP1586 Dual Synchronous Buck Controller

The uP1586 is a dual synchronous buck controller with 5V/3.3V 100mA LDOs for notebook system power supply solution. The uP1586 supports high efficiency, fast transient response and provides a combined POK signal. The ultrasonic mode maintains the switching frequency above audio frequency, which elim.

uP1586 Features

* include overcurrent protection, overvoltage protection, power-up sequencing, power OK output, and thermal shutdown. The uP1586 is available in the space saving package VQFN4x4-24L, specified from -40OC to 85OC. Applications Notebook and Subnotebook System Power Supplies 3-4 Cell Li-Ion Battery-P

uP1586-uPISemiconductor.pdf