Do external power supplies have a power efficiency mandate?

At a global level, mandates for power efficiency exist for most consumer electronics and home appliances. External power supplies have had regulations dating back to 2004, when the California Energy Commission created one of the first mandates for efficiency of external power supplies used to power appliances or consumer electronic devices.

Which countries adopt voluntary and mandatory external power supply standards?

Since then, the US, European Union, China and other countries adopted both voluntary and mandatory external power supply standards as part of energy conservation legislation. Table 1 shows a breakdown of some of the current voluntary and mandatory standards by region.

What are the new standards for power supply design?

In 2014, the US Department of Energy formalized their newest mandatory standard and the EU’s voluntary Code of Conduct version 5 took effect. This white paper briefly explains the US and EU’s new standards and what they mean to power supply designers.

What percentage of power does a power supply take?

All specifications, both EU and US standards, are based on taking an average of 25%, 50%, 75% and 100% of the nominal output power.

Does TRC electronics have a foreign trade zone?

To stay competitive, TRC Electronics converted its warehouse into a Foreign Trade Zone (FTZ) —a move that now gives its customers a major advantage. Products brought into the FTZ are not taxed until shipped to the customer, improving cash flow and allowing TRC to delay the tariff payment until the sale happens.

Are US import tariffs on China-manufactured power conversion components rising?

Please try again later. The highlight of the webinar was a breakdown of how U.S. import tariffs on China-manufactured power conversion components have surged to 170%. Many businesses are still under the impression that the rate is 145%, but Stephen walked attendees through the math: