What’s the difference between standard and custom? What are the options for a standard supply? Why would I go custom instead of using a standard power supply? For the output voltage, the most important consideration is overall output-voltage tolerance: How much can the output voltage vary over all conditions of line, load and temperature and initial set point?Get the answers to these questions and more. Download your copy of "How to Specify a Custom Power-Supply Design" from Wall Industries. today.