STMicroelectronics has introduced a 50W, Qi-compatible transmitter and receiver combination to accelerate the development of wireless charging for high-power applications such as medical and industrial equipment, home appliances, and computer peripherals. Using ST’s new wireless charging solution, innovators can leverage the convenience and speed of wireless charging in applications that demand a higher power and […]
Wireless
APEC 2024 to include workshop on wireless power technology
The purpose and focus of the workshop are to identify the latest improvements in wireless power technology and will cover the different dimensions to successfully integrate these new technologies into products. These include the technical foundation, innovations in power electronics semiconductors technologies, use cases, industry standards, common engineering challenges, regulatory and safety requirements, and how […]
Surface-mount low-current circuit breaker doubles as a thermal cutoff
Bourns, Inc. announced its smallest surface mount mini-breaker TCO device. The Bourns Model SW mini-breaker has a 4.7 mm x 2.8 mm footprint with a height of just 0.94 mm. Designed to control abnormal, excessive temperature virtually instantaneously, up to rated limits, the Model SW mini-breaker is an optimal overtemperature protection solution for a wide range of applications that include […]
Development board aids wireless charger design
In response to the consumer demand for improved wireless charging user experience, the Wireless Power Consortium announced the release of a new standard to redefine the inductive wireless power transfer: Qi2. Infineon Technologies AG addresses this demand by introducing its first Qi2 Magnetic Power Profile (MPP) charging transmitter solution, the reference design kit REF_WLC_TX15W_M1. The […]
GaN driver sinks and sources up to 3A gate current to connected transistor
STMicroelectronics’ first galvanically isolated gate driver for gallium-nitride (GaN) transistors, the STGAP2GS, trims dimensions, and bill-of-materials costs in applications that demand superior wide-bandgap efficiency with robust safety and electrical protection. The single-channel driver can be connected to a high-voltage rail up to 1200V, or 1700V with the STGAP2GSN narrow-body version, and provides gate-driving voltage up […]
Op amp designed for current sending and signal detection in automotive applications
Diodes Incorporated releases a high-precision operational amplifier (op amp) featuring input offset (VOS) stabilization for automotive signal conditioning applications. The micro-power AS333Q, a single-channel version of the dual-channel AS2333Q op amp, is designed for current sensing and signal detection in a broad range of in-vehicle functions, including airbags, position sensors, vehicle occupant detection sensors, on-board […]
High-efficiency 20-V N-channel MOSFET optimized for switching in small, thin devices
ROHM Semiconductor announced they have developed a compact, high-efficiency 20V N-channel MOSFET (RA1C030LD), optimized for switching in small, thin devices, including smartphones and wearables such as wireless earbuds and other hearable equipment. In recent years, the increasing sophistication and power requirements of compact devices have resulted in larger batteries that reduce the space available for […]
Electronic fuse ICs provide protection, sensing, and control features
Littelfuse, Inc. announced the new eFuse Protection ICs product line, a series of four versatile circuit protection devices. The eFuse Protection ICs utilize an innovative design that provides a wide range of power inputs (3.3V to 28V) and integrated protection. In addition to overvoltage protection, these electronic fuses protect against overcurrent, short circuit, inrush current, […]
Cellular-based remote RF wireless charging platform eliminates IoT batteries
Powercast Corporation has created a unique cellular-based RF Power-Over-Distance Wireless Charging Platform, built around Sequans Monarch cellular IoT connectivity technology. Powercast will demonstrate the solution at Mobile World Congress in Las Vegas, September 28 – 30, booth w2.1226. Operating in the lower 600 – 900 MHz frequency bands licensed by mobile carriers, the Powercast cellular-based RF Wireless […]
Ultra-low-current detect switches optimized for battery powered devices
C&K has extended its detect product family to include an ultra-low current version. The SDS ULC (Ultra-low Current) detect switch series is designed to limit power consumption on battery-powered devices. With the proliferation of wireless and portable battery-powered devices, designers require solutions that consume minimal energy to prolong battery life. Combining low current (10µA) with […]
