Here, you can delve into various IEC standards that are critical for the safety and performance of power supplies, such as IEC 62301, IEC 60950-1, IEC 61000, and IEC 61558. It also specifies best practice for its use and implementation depending on the user and situation. The application of this document supports harmonization within and between the. External Power Supplies (EPS) are stand-alone devices used to convert AC voltage and supply electricity to, or charge built-in batteries of electronic and electric devices such as laptops, mobile phones, tablets, electric tooth brushes, electric shavers, wireless routers, computer monitors etc. In the context of industrial functional safety as in IEC 61508, power supplies are considered elements and supporting services to electrical/electronic/programmable electronic (E/E/ PE) safety-related systems (SRS) as well as other subsystems. With the IEC 61508's three key requirements for. Following these guidelines is crucial for promoting innovation, interoperability, and access to international markets in addition to legal and regulatory compliance. A new class of integrated power devices has been developed to simplify embedded dc-dc power supply designs.