Universal input voltage: the need for universal appeal

Universal input voltage: the need for universal appeal

With so many voltages and AC/DC plugs worldwide, the need for universal power supply and battery charger solutions is clear. However, despite this statement of fact, many buyers fail to perform a proper check of this important criterion prior to purchase.…

Standards compliance in the medical sector: bringing power to life

Standards compliance in the medical sector: bringing power to life

Products for certain industries demand special attention, with the medical sector arguably top of the list. Medical equipment and devices are clearly high priority at present as the world continues to combat the COVID-19 pandemic. To ensure the best treatment for all who need it, medical systems must offer optimised, reliable performance, which in turn necessitates a high reliance on power. For this reason, when it comes to devices that could conceivably save lives, power supplies and battery chargers are not immune to the application of rigorous quality standards.…

Test for Discharge across mains plugs

Test for Discharge across mains plugs

Input voltage of a mains powered charger or PSU is high voltage, which is dangerous to touch. Mascot wants to design their product to comply with all kind of possible use. The charger must then comply with the requirements listed in this article.…

How does one charge NiMH batteries correctly?

How does one charge NiMH batteries correctly?

How does one apply the correct charge to lower heat and prevent overcharge? The charge algorithm for NiMH, using negative Delta V to detect full charge is delicate, especially when charging at less…

Atmospheric pressure and power supplies

Atmospheric pressure and power supplies

How does atmospheric pressure affect electronic devices? Power supplies are the foundation to all of our electronic devices. Atmospheric pressure is a key factor when designing and manufacturing such…

MED3 vs MED4

MED3 vs MED4

New regulations and standards for medical electrical equipmentSorting through the many standards that apply to medical devices can be daunting. From experience, IEC 60601-1 and 60601-1-2 often cause a…