The market for electric vehicles (EVs) and plug-in hybrid electric vehicles (PHEVs) continues to grow as the push toward decarbonization requires sustainable solutions to reduce emissions. A critical application for EVs is the onboard charger, which … [Read more...]
New high-current power inductors for onboard chargers
Sumida America has launched the CDPQ****/T150 Series of high-current power inductors. In this new design, a combination of precision flat-wire windings and large tinned copper surface mounting pads maximizes current handling capacity. These inductors … [Read more...]
What is an onboard EV charger?
Electric vehicle (EV) onboard chargers (OBCs) convert alternating current (ac) into direct current (dc) for lithium-ion (Li-ion) battery traction packs. This article explains why Li-ion batteries require dc and highlights how OBCs safely and … [Read more...]
New current sensor enables smaller onboard EV chargers
Asahi Kasei Microdevices Corporation (AKM) has started mass production of the CZ39 series of coreless current sensors. The CZ39 device family is particularly well-suited to electric vehicle (EV) applications due to its 100 ns response time, low heat … [Read more...]
These 500 V power inductors are AEC-Q200-qualified
Sumida is using the 2024 APEC Power Electronics Conference for the North American introduction of two new series of AEC-Q200 qualified power inductors, the DPQ3535/T150 and DPQ5050/T150. These inductors are magnetically shielded and have a … [Read more...]
Thinking outside the bus
I love learning about engineering colleagues who are innovating in new ways — people who are rethinking problems that seem to be up against the proverbial brick wall. Take the current issues with renewable energy. While strides have been made in many … [Read more...]
Next-gen GaN power IC charges phone equipped with V2P integration
Navitas Semiconductor announced that NIO has released its inaugural smartphone, the NIO Phone with a powerful 66 W fast charger featuring Navitas' next-generation gallium-nitride (GaN) GaNFast power ICs equipped with GaNSense technology. This … [Read more...]
What role do wide bandgap semiconductors play in EVs?
Wide bandgap (WBG) semiconductors silicon carbide (SiC) and gallium nitride (GaN) are used for a variety of applications in EVs. Weight and size are even more important in EVs than in conventional internal combustion engine (ICE) vehicles. SiC and … [Read more...]
Eval board simplifies design of fast charging applications
Silanna Semiconductor has unveiled an evaluation board that simplifies the design, testing, and prototyping of 65 W multi-port USB-PD and QC fast charging applications. Designed to deliver a real-life implementation when used with a front-end … [Read more...]
What’s the difference between quick charge and extreme fast charge?
Several things. First, quick charge is used with devices like smart phones and tablet computers, while extreme fast charging (XFC) is used with electric vehicles (EVs). Quick charge (QC) is generally slower than extreme fast charge. QC has … [Read more...]
Notes from bauma: Hydraulics faces the digital, sustainable and electrifying
Without a doubt the overriding theme at bauma 2019 among construction-machine builders and component suppliers alike is digitization. Most mobile-hydraulics engineers are well-aware of the possibilities: Digital machine management, data storage in … [Read more...]
Onboard battery charger revs up HEV and EVs
Bel Power Solutions today announced the BCN25-700-8, a 25 kW onboard battery charger that converts 3-phase AC voltage to DC voltage. The enclosure is made of aluminum alloy and is liquid-cooled. Providing 25 kW of output power for a single unit, and … [Read more...]