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XCL221 - 0.5A Inductor Built-in Step-Down Converters

Description

The XCL221/XCL222 series is a synchronous step-down micro DC/DC converter which integrates an inductor and a control IC in one tiny package (2.0mm×2.5mm, h=1.0mm).

An internal coil simplifies the circuit and enables minimization of noise and other operational trouble due to the circuit wiring.

Features

  • oltage : 2.5V ~ 5.5V Output Voltage : 0.8V ~ 3.6V (±2.0%) Oscillation Frequency : 1.2MHz Output Current : 500mA Efficiency Control Methods : 93% (VIN=5.0V, VOUT=3.3V/200mA) : HiSAT-COT 100% Duty Cycle PWM (XCL221) PWM/PFM (XCL222) Circuit Protection : Thermal Shut Down Current Limit Circuit (Drop) Short Circuit Protection (Latch) Functions : Soft-start Circuit Built-in UVLO CL Discharge Output Capacitor : Low ESR Ceramic Capacitor Operating Ambient Temperature : -40℃ ~ 105℃.

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Datasheet preview – XCL221

Datasheet Details

Part number XCL221
Manufacturer Torex Semiconductor
File Size 1.10 MB
Description 0.5A Inductor Built-in Step-Down Converters
Datasheet download datasheet XCL221 Datasheet
Additional preview pages of the XCL221 datasheet.
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Full PDF Text Transcription

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XCL221/XCL222 Series ETR28008-002a HiSAT-COT ® Control 0.5A Inductor Built-in Step-Down “micro DC/DC” Converters ☆Green Operation Compatible ■GENERAL DESCRIPTION The XCL221/XCL222 series is a synchronous step-down micro DC/DC converter which integrates an inductor and a control IC in one tiny package (2.0mm×2.5mm, h=1.0mm). An internal coil simplifies the circuit and enables minimization of noise and other operational trouble due to the circuit wiring. A wide operating voltage range of 2.5V to 5.5V enables support for applications that require an internally fixed output voltage (0.8V to 3.6V). The XCL221/XCL222 series uses synchronous rectification at an operating frequency of 1.2MHz. The XCL221/XCL222 series uses HiSAT-COT (*) synchronous rectification.
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