Nexperia introduced a new series of AC/DC flyback controllers as the latest additions to its continuously expanding portfolio of power ICs. The NEX806/8xx and NEX8180x are designed for GaN-based flyback converters in devices such as power delivery (PD) chargers, adapters, wall sockets, strip sockets, industrial power and auxiliary power supplies, and other AC/DC conversion applications […]
Controllers
Sink controllers request and control USB-C power
Diodes Incorporated releases two USB Type-C Power Delivery (PD) 3.1 extended power range (EPR) sink controllers. These can be embedded into battery-powered devices and other types of equipment using a USB Type-C socket as a power source, including routers, wireless speakers, power banks, and power tools. The AP33771C and AP33772S support product designers transitioning from proprietary charging ports, […]
Semiconductor firms collaborate on innovative GaN SiP family
Transphorm, Inc. and Weltrend Semiconductor Inc. announced the availability of two new GaN System-in-Packages (SiPs). When combined with Weltrend’s flagship GaN SiP announced last year, the new devices establish the first SiP product family based on Transphorm’s SuperGaN® platform. The new SiPs, WT7162RHUG24B and WT7162RHUG24C, integrate Weltrend’s high-frequency multi-mode (QR/Valley Switching) Flyback PWM controller with […]
GaN gate driver optimizes e-mode GaN HEMT performance
Innoscience Technology announced the INS1001DE which is designed to drive single-channel GaN HEMTs in either low-side, high-side, or secondary-side SR applications. The new gate driver has dual non-inverting and inverting PWM inputs, enabling flexible operation with the controller, optocoupler, and digital isolator. Independent Pull-up and Pull-down outputs facilitate the control of turn-on and turn-off speeds. Driver […]
Active clamp flyback controller integrates adaptive digital pwm control with ultra-high-voltage components
Silanna Semiconductor has expanded its CO2 Smart Power Family of AC/DC and DC/DC converter technologies with the launch of an active clamp flyback (ACF) controller that integrates adaptive digital PWM control with ultra-high-voltage (UHV) components comprising a 700 V primary GaN FET, X capacitor (X-Cap) discharge circuit, active clamp driver and start-up regulator. Silanna’s CO2 […]
32-bit MCUs available wit 300 MHz Arm Core-M7 processor
Industrial and consumer application designers must consider implementing security functionality in their devices during the development process as security threats evolve and become more sophisticated. To allow designers to easily integrate security into their applications, Microchip Technology announces a new family of PIC32CZ CA 32-bit microcontrollers with a 300 MHz Arm Cortex-M7 processor, an integrated Hardware Security Module […]
Low-IQ synchronous boost controller includes spread spectrum
Halo Microelectronics announces the launch of its AEC-Q100 Grade 1 qualified low-IQ synchronous boost controller with spread spectrum. The HL8021 is a high-performance boost controller driving the N-channel MOSFET synchronous boost power stage, operating from a wide input supply range from 4.5V to 40V. When the controller derives bias from the output voltage, it can […]
Boost/SEPIC controller dims automotive lights with 50 kHz PWM
Diodes Incorporated launches a boost/single-ended primary inductance converter (SEPIC) controller for various automotive LED applications. The AL8853AQ is an automotive-compliant and highly integrated boost/SEPIC controller that provides high performance with a reduced bill of materials (BOM) in automotive LED applications including exterior lights, headlamps, head-up displays (HUD), and backlight displays. Automotive headlamp manufacturers can use SEPIC […]
Patented technology delivers 99.5% efficiency in ultra-compact system design
Saelig Co. Inc. has announced Pulsiv OSMIUM, a novel patented power electronics technology for efficiently converting AC to DC that involves charging/discharging a small storage capacitor without the need for a PFC inductor. The OSMIUM microcontroller family and supporting components can be combined with commodity flyback DC-DC converters to displace higher-cost LLC solutions, achieving an unrivaled […]
USB power delivery controller produces 140 W
STMicroelectronics has introduced the ST-ONEHP integrated digital controller, the world’s first IC certified by USB-IF according to the USB Power Delivery Extended Power Range (USB PD 3.1 EPR) specification. As the third controller in the ST-ONE family, the ST-ONEHP has 28V output capability to simplify building chargers and power adapters rated up to 140W. Sharing the […]
