How to Select an AC/DC Power Supply Step By Step

Learn how to simplify power supply selection with clear criteria, helping designers accurately assess requirements and save time, avoiding last-minute issues.

Input Voltage Range Selection

Identify DC Output Voltage Selection

Assess Multiple Voltage Requirements

Determine the Use of Isolated vs Non-Isolated Outputs

Understand the Load Type Considerations and Overload Protection Function

Evaluate the Peak Current and Duty Cycle

Select the Mechanical Characteristics, Package Designs and Mounting Styles

Select the Common Features and Functions Available

Understand the Compliance and Safety Certifications Required

White Paper Overview

Simplifying the process of choosing the perfect power supply is essential for any system. Leaving power budgeting until the last minute can result in unforeseen issues. This white paper aims to clarify the specific criteria for selecting power supplies, empowering designers to accurately assess their power requirements and save precious time during the design stage. By following these steps, designers can confidently select the correct power supply and steer clear of potential complications.