XC9221 - Step-Down DC/DC Controller

Product Overview

Torex Semiconductor

Part number	XC9221
Manufacturer	Torex Semiconductor
File Size	402.43 KB
Description	Step-Down DC/DC Controller
Datasheet	XC9221 Datasheet
Note	This datasheet PDF includes multiple part numbers: XC9221, XC9220. Please refer to the document for exact specifications by model.
Additional preview pages of the XC9221 datasheet.

The XC9220/XC9221 series is a group of multi-purpose step-down DC/DC controller ICs.

Operating Voltage Range : 2.8V ~ 16.0V Output Voltage Externally Set Range : 1.2V or more (VFB=0.9V+1.5%) Output Current : Less than 3.0A Oscillation Frequency : 300kHz, 500kHz, and 1.0MHz Control Methods : PWM control (XC9220) PWM/PFM automatic switching (XC9221) Soft-Start Function : 4ms, internally set (XC9220/XC9221A, 500kHz) Protection Circuits Externally set (XC9220/XC9221B) : Integral protection (1.0 ms) (XC9220/XC9221 Aand B series) Short-circuit protection Low ESR Capac.

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Published: May 4, 2009 |