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XCL226 - 0.5A Inductor Built-in Step-down micro DC/DC Converter

Download the XCL226 datasheet PDF. This datasheet also covers the XCL225 variant, as both devices belong to the same 0.5a inductor built-in step-down micro dc/dc converter family and are provided as variant models within a single manufacturer datasheet.

General Description

The XCL225/XCL226 series are 18V operation synchronous step-down DC/DC converter ICs with a built-in high-side / low-side driver transistor.

current with high-efficiency.

Key Features

  • Voltage Range FB Voltage Oscillation Frequency Output Current Control Methods Soft-start Time Protection Circuits Package Environmentally Friendly : 3 ~ 18V(Absolute Max 20V) : 0.75V±1.5% : 1.2MHz : 500mA : PWM control PWM/PFM Automatic Efficiency 85%@12V→5V, 1mA : Adjustable by RC : Over Current Protection Integral Latch Method (XCL225A/XCL226A) Automatic Recovery (XCL225B/XCL226B) Thermal Shutdown : DFN3030-10B : EU RoHS Compliant, Pb Free.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (XCL225-Torex.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
XCL225/XCL226 Series 0.5A Inductor Built-in Step-down “micro DC/DC” Converter ETR28014-004 ■GENERAL DESCRIPTION The XCL225/XCL226 series are 18V operation synchronous step-down DC/DC converter ICs with a built-in high-side / low-side driver transistor. The XCL225/XCL226 series has operating voltage range of 3.0V~18.0V and it can support 500mA as an output current with high-efficiency. Compatible with Low ESR capacitors such as ceramic capacitors for the load capacitor (CL). 0.75V reference voltage source is incorporated in the IC, and the output voltage can be set to a value from 1.0V to 15.0V using external resistors (RFB1, RFB2). 1.2MHz can be selected for the switching frequency.