2022-11-04 - Brian Dipert

Teardown: Wireless charger with a magnetic personality

Take a conventional Qi charger. Beef up its output (for compatible to-be-charged devices, at least). Add magnets. Now buy it…

2022-10-26 - Brent Rousseau, Teradyne

Understanding test challenges for emerging battery management systems

This article focuses on the current and future trends around BMS devices for automotive, and some key test challenges the…

2022-09-30 - Don Dingee

Key considerations in powering an ADC

Knowing more about powering an ADC can improve data collection outcomes and avoid noise problems.

2022-09-27 - Bill Schweber

Forget Tesla coils and check out Marx generators

Building a Marx generator is easier than doing the popular the Tesla coil, since it doesn't require windings or as…

2022-09-26 - John Dunn

Sneaky feedback paths that de-stabilize an otherwise stable feedback loop

Loop gain and loop phase tests should always be run at varying levels of excitation to see if the test…

2022-08-15 - Richard Yin

Five major trends in power supply design for servers

A review of server power supply unit (PSU) design outlines future trends in power density, efficiency, control, and thermal performance.

2022-07-13 - Diarmuid Carey

Applying power management solutions in IoT designs

This article explores IoT battery technology, describes some of the problems that designers face with power sourcing, and provides some…

2022-06-01 - Marisol Cabrera and Tomas Hudson

Implementing load-line control for a multi-phase buck converter

A load-line control improves efficiency as well as power supply transient response while reducing minimum required bulk capacitor.

2022-05-17 - Ben Lough

Isolated power supply design considerations for PMDC motors

When designing an isolated power supply for PMDC motors, several considerations influence the design of the power-converter topologies.

2022-05-10 - Preen

Grid-tied device test solution: PAS Series regenerative grid simulator

Preen's PAS series is capable of sinking the power from EUT back to the grid with more than 90% efficiency.