2022-06-28 - Sheng-Yang Yu

Current sensing considerations in a bridgeless totem pole PFC

Here is a description of three current-sensing methods for current-mode control bridgeless totem-pole PFC, along with their trade-offs.

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.

2022-04-25 - Daniel Dufresne

Overload again and again and again!

A wrong start-up sequence trips a 60 kW APU.

2022-04-07 - Renesas Electronics Corp.

Renesas releases next-gen WPC Qi 1.3-certified reference design for automotive in-cabin wireless charging

The reference design provides ASIL B functional safety and supports fast charging modes for the latest phone models.

2022-04-06 - John Dunn

High-voltage feed forward

Using a simple "feed forward" provision can help you create a stable feedback loop for a high-voltage power supply.

2022-03-31 - Microchip Technology Inc.

Microchip enables Qi 1.3 wireless charging with authentication

Microchip's new industrial grade TrustFLEX ECC608 and the automotive grade Trust Anchor TA100 are designed for Qi 1.3 power transmitters.

2022-03-30 - Vicor

Vicor demos highest power density solutions for xEVs at WCX 2022

Vicor will unveil three new approaches for powering  xEVs at the upcoming World Congress Experience (WCX) in Detroit.

2022-03-18 - Tom Balogh

Heat lock: Passive fail-safe technology for resilient battery systems

A heat lock element kicks in to ensure a safe system state in a battery design when the conventional electronic…