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uP1590 Datasheet - uPI Semiconductor

uP1590-uPISemiconductor.pdf

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Datasheet Details

Part number:

uP1590

Manufacturer:

uPI Semiconductor

File Size:

661.80 KB

Description:

Dual synchronous buck controller.

uP1590, Dual Synchronous Buck Controller

The uP1590 is a dual synchronous buck controller with 5V/3.3V 100mA LDOs for notebook system power supply solution.

The uP1590 supports high efficiency, fast transient response and provides a combined POK signal.

The ultrasonic mode maintains the switching frequency above audio frequency, which elim

uP1590 Features

* include over current protection, over/under voltage protection, power-up sequencing, POK output, and thermal shutdown. The uP1590 is available in the space saving package WQFN3x3-20L, specified from -40OC to 85OC. Applications † Notebook and Subnotebook System Power Supplies † 3-4 Cell Li-Ion Batter

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