PFC Controller with Integrated 750 V PowiGaN Optimized for High PF and Efficiency Across Load Range

Product Highlights • Highly integrated, compact footprint • Up to 240 W peak output power for universal applications without heat sink • Integrated 750 V PowiGaN™ with lossless current sensing • Maintains high power factor up to 305 VAC and can operate continuously at up to 460 VAC during li

内部集成750V PowiGaN 开关的先进的功率因数校正(PFC)控制器IC，可在整个载范围内实现高功率因数(PF)和高效率。对于功率高达240W的LLC拓扑结构，PFS517xF可与 HiperLCS-2 芯片组搭配使用对于功率高达110W的反激式拓扑结构，PFS527xF（自偏置供电）可与 InnoSwitch4-CZ 开关IC搭配使用

HiperPFS™-5系列先进的功率因数校正IC利用750V PowiGaN™开关的低开关损耗来提高效率。其高集成度和创新的控制方法有助于缩减元件总数和电感尺寸，从而减小系统尺寸。该器件采用超薄表面贴装型InSOP-T28F封装，可直接将热量传导至PCB基板，无需占用空间的散热片。坚固耐用的HiperPFS-5器件可在低输入电压至305VAC范围内工作，降额超过80%。 高度集成，外形紧凑\n• 在通用输入电压应用中可提供高达240W的峰值输出功率，且无需散热片\n• 内部集成750V PowiGaN开关，可提供无损耗电流检测\n• 可以在高达305VAC的输入电压下保持高功率因数，并且可在输入电压骤升至460VAC期间连续工作\n• 准谐振(QR)模式的DCM控制可降低开关损耗，使电感尺寸小于传统的CrM PFC，并允许使用低成本的升压二极管\n• 内部集成X电容自动放电和启动时高压自供电功能\n• InSOP封装中的背部源极可实现有效的PCB散热并降低EMI\n\n在整个负载范围内保持高效率及高功率因数\n• 从10%负载至100%负载效率;

PFC Controller with Integrated 750 V PowiGaN Optimized for High PF and Efficiency Across Load Range

Product Highlights • Highly integrated, compact footprint • Up to 240 W peak output power for universal applications without heat sink • Integrated 750 V PowiGaN™ with lossless current sensing • Maintains high power factor up to 305 VAC and can operate continuously at up to 460 VAC during li

Low-Power, Serial, 14-Bit DACs with Force/Sense Voltage Output

General Description The MAX5171/MAX5173 low-power, serial, voltage-output, 14-bit digital-to-analog converters (DACs) feature a precision output amplifier in a space-saving 16-pin QSOP package. The MAX5171 operates from a +5V single supply, and the MAX5173 operates from a +3V single supply. The o

Low-Power, Serial, 14-Bit DACs with Force/Sense Voltage Output

General Description The MAX5171/MAX5173 low-power, serial, voltage-output, 14-bit digital-to-analog converters (DACs) feature a precision output amplifier in a space-saving 16-pin QSOP package. The MAX5171 operates from a +5V single supply, and the MAX5173 operates from a +3V single supply. The o

1.5 A 280 kHz/560 kHz Boost Regulators

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