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TPS51221

Notebook System Power Controller

TPS51221 Features

* 1

* 2 Input Voltage Range: 4.5 V to 28 V

* Output Voltage Range: 1 V to 12 V

* Selectable Light Load Operation (Continuous / Auto Skip / Out-Of-Audio™ Skip)

* Programmable Droop Compensation

* Voltage Servo Adjustable Soft Start

* 200 kHz to 1 MHz Fixed

TPS51221 General Description

The TPS51221 is a dual synchronous buck regulator controller with 2 LDOs. It is optimized for 5-V/3.3-V system controller, enabling designers to cost effectively complete 2-cell to 4-cell notebook system power supply. The TPS51221 supports high efficiency, fast transient response and 99% duty cycle .

TPS51221 Datasheet (1.06 MB)

Preview of TPS51221 PDF

Datasheet Details

Part number:

TPS51221

Manufacturer:

Texas Instruments ↗

File Size:

1.06 MB

Description:

Notebook system power controller.
TPS51221 www.ti.com SLVS786A

* NOVEMBER 2007

* REVISED MARCH 2009 Fixed Frequency, 99% Duty Cycle Peak Current Mode Notebook System P.

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TAGS

TPS51221 Notebook System Power Controller Texas Instruments

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