NuVolta Technologies announced its second-generation charge pump fast charging IC — NU2205, which is the first 100W charge pump fast charging IC in the whole industry. NU2205 is the leading fast charging IC for a 2S battery with a 4:2 charge pump fast-charging architecture for ultra-fast charging applications in flagship smartphones and other mobile devices. […]
power plugs and connectors
Active clamp flyback controller targets power adapters up to 100 W
Silanna Semiconductor has launched a new integrated active clamp flyback (ACF) controller that will reduce the operational and no-load/ standby power consumption of high-efficiency chargers and adapters while driving down component count, BOM cost, and size. The SZ1131 ACF controller is the latest addition to Silanna Semiconductor’s family of CO2 Smart Power technologies. These technologies […]
USB Type-C receptacle delivers 60 W power in vertical, SMT package
CUI Devices’ Interconnect Group announced the continued expansion of their power-only USB Type C receptacle line with the introduction of a vertically-oriented model. The UJC-VP-3-SMT-TR joins the existing 60 W UJC-HP-3-SMT-TR and 100 W UJC-HP-G-SMT-TR, which both feature horizontal, surface-mount packages. By removing the data transfer pins, these USB Type C receptacles are a more cost-effective solution for designs were charging or […]
Wireless charging scheme delivers 300 W over 40 mm
Eggtronic has announced E2WATT, a new AC power technology that will boost the power, efficiency, charging distance, and data transmission capabilities of wireless charging applications. Offering efficiency comparable with the best conventional wired AC adapters, E2WATT provides the foundation for taking future mobile charging designs into new segments including laptops, AV equipment, and even home […]
GaN FET USB-C power adapter reference design boasts 30 W/in3 power density
Transphorm, Inc. announced a world-class GaN power adapter reference design. The solution is an open frame, 65W USB-C Power Delivery (PD) charger that combines Transphorm’s SuperGaN Gen IV platform with Silanna Semiconductor’s proprietary Active Clamp Flyback (ACF) PWM controller. Together, the technologies yield an unprecedented peak efficiency of 94.5 percent with an uncased power density […]
GaN FET USB-C power adapter reference design boasts 30 W/in3 power density
Transphorm, Inc. announced a world-class GaN power adapter reference design. The solution is an open frame, 65W USB-C Power Delivery (PD) charger that combines Transphorm’s SuperGaN Gen IV platform with Silanna Semiconductor’s proprietary Active Clamp Flyback (ACF) PWM controller. Together, the technologies yield an unprecedented peak efficiency of 94.5 percent with an uncased power density […]
Power modules combine 600-V GaN switches with gate drivers
Power switches based on the wide bandgap (WBG) material gallium nitride (GaN) enable excellent efficiency and high switching frequency, starting a new era in power electronics. To support this development, Infineon Technologies AG adds the new CoolGaN IPS family of integrated power stage (IPS) products to its broad portfolio of WBG power devices. The initial […]
Hybrid flyback controller optimized for USB chargers/adapters
Rapid technology and market developments in the fast charger and adapter market continuously challenge designers of power supply systems. To meet the increasing demand for higher power density and energy efficiency, Infineon Technologies AG expands its XDP family by adding the first application-specific standard product based on an asymmetric half-bridge flyback topology. Available in a […]
USB proliferation of capabilities and compatibilities
USB4 represents a significant change from past standards from the USB Implementers Forum (USB-IF). USB4 is based on the Thunderbolt 3 protocol. Support of Thunderbolt 3 interoperability is required on all ports for USB4 docks. It is required for downward-facing ports on hubs and is optional for USB4 hosts and peripheral devices. Like Thunderbolt, USB4 […]
Reference design covers 100-W GaN charger
GaN Systems announced the release of the industry’s smallest 100W dual USB-C intelligent PD GaN charger. This turnkey reference design achieves the highest power density of any 100W charger on the market while being the smartest. The charger can balance and appropriately power a variety of plugged-in device power level combinations from a single 100W […]
