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.
High-voltage feed forward
Using a simple "feed forward" provision can help you create a stable feedback loop for a high-voltage power supply.
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.
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.
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…
The NE555 current spike
Surprise at what appeared to be a flaw in the design of the NE555 led to an interesting experiment and…
The beneficial ripple effect of new automotive power devices
Sometimes the needed technique, component, or material is found by reaching out to semi- or unrelated applications.
WiGL: A design intro and how it complements wireless charging
WiGL is a patented technology that connects transmitters to create an ad-hoc network for wireless charging of different mobile devices.
A comparison of interleaved boost and totem-pole PFC topologies
Three topologies are commonly used in power supply designs: Interleaved boost PFC, bridgeless totem-pole PFC and interleaved totem-pole PFC.
Two-terminal bipolar power supply
The 2-quadrant supply shown here can be used in a variety of applications ranging from window tinting to test and…