XLSEMI XL7056 Buck DC to DC Converter Datasheet

This datasheet details the XL7056, a 100kHz fixed frequency PWM buck converter capable of driving up to 2.1A with high efficiency.

Brand: Xlsemi
Category: Other Electronics
Document type: Datasheet
Language: English
Pages: 11
File format: PDF
File size: 236 KB
Published: 18 October, 2026
Updated: 18 October, 2026
MD5 checksum: CABF8612F74DB755C9B87F9C43932ACA
PDF: XLSEMI XL7056 Buck DC to DC Converter Datasheet PDF

About this manual

The XLSEMI XL7056 is a 100kHz fixed frequency PWM buck (step-down) DC/DC converter designed for applications requiring high efficiency and low ripple. It features an internal optimized HV power MOSFET, allowing it to drive loads up to 2.1A with excellent line and load regulation while maintaining a minimum dropout of 2.0V.

What's inside

Features
Applications
Pin Configurations
Function Block Diagram
Typical Application Circuit
Ordering Information
Absolute Maximum Ratings
Electrical Characteristics
Package Information

Specifications

Operation Voltage Range	8V to 80V
Maximum Duty Cycle	up to 85%
Minimum Drop Out	2.0V
Output Voltage Range	1.25V to 20V
Maximum Output Current (at 5V)	2.1A
Switching Frequency	Fixed 100KHz
Maximum Output Power	less than 20W
Package Type	TO263-7L

Frequently asked questions

What is the maximum output current of the XL7056?

The device can drive a 2.1A load when the output voltage is set to 5V.

What is the switching frequency of the XL7056?

The converter operates with a fixed switching frequency of 100kHz.

Is the XL7056 RoHS compliant?

Yes, Pb-free products designated with an 'E1' suffix are RoHS compliant.

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