Ultralow noise switchers simplify product EMI compliance and help avoid last minute shipping delays. LT3439, one of several low noise switchers available from Linear Technology, is described.
Ultralow noise switching
Most electronic products must pass electromagnetic interference (EMI) compliance tests—such as the FCC Part 15 rules in the US—before they can be released into the market. When a company’s product fails EMI compliance tests, the company loses control of the development process, shipping dates begin to slip, projected revenues diminish and expenses start ...