BM2SC12xFP2-LBZ Quasi-Resonant AC/DC Converter
https://www.electronics-lab.com/bm2sc12xfp2-lbz-quasi-resonant-ac-dc-converter/
ROHM’s BM2SC12xFP2-LBZ quasi-resonant AC/DC converter with built-in 1700 V SiC-MOSFET features a wide input voltage range. ROHM’s large current integrated FET type switching regulators are compatible with virtually all switching power supply applications. Features include a wide input voltage range, flexible operating frequency, and low power consumption. The broad lineup includes boost (step-up) regulators, buck (step-down) […]
ON Semiconductor NCP1342 is a highly integrated quasi-resonant flyback controller
https://www.electronics-lab.com/on-semiconductor-ncp1342-is-a-highly-integrated-quasi-resonant-flyback-controller/
The NCP1342 is a highly integrated quasi-resonant flyback controller suitable for designing high-performance off-line power converters The NCP1342 is a highly integrated quasi-resonant flyback controller suitable for designing high-performance off-line power converters. The integrated X2 capacitor-discharge feature enables the NCP1342 to achieve no-load power consumption below 30 mW. The controller features proprietary valley-lockout circuitry, ensuring […]
ON Semiconductor NCP1343 Quasi-Resonant Flyback Controllers
https://www.electronics-lab.com/on-semiconductor-ncp1343-quasi-resonant-flyback-controllers/
ON Semiconductor NCP1343 Quasi-Resonant Flyback Controllers are ideal for designing high-performance off-line power converters. The NCP1343 features a proprietary valley-lockout circuitry, that ensures stable valley switching. This system works down to the 6th valley and transitions to frequency foldback mode to reduce switching losses. The NCP1343 enters quiet-skip mode as the load decreases to manage the […]
15W Quasi-Resonant Flyback AC-DC Power Supply – Reference Design
https://www.electronics-lab.com/15w-quasi-resonant-flyback-ac-dc-power-supply-reference-design/
The STEVAl-ISA171V1 reference design from STMicroelectronics implements a 15 W ac-dc power supply designed in quasi-resonant flyback topology for a wide-range input voltage. Its key features are its small size and minimal bill of material, high efficiency and low standby consumption. The core of the application is the VIPER35, the quasi-resonant offline high voltage converter […]