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LED 电源

产品和参考设计
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LED 电源

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概述

发光二极管 (LED) 驱动器和 LED 电源单元用于各种室内和室外 LED 灯具。电源需要满足效率、功率因数 (PF)、总谐波失真 (THD)、发射和热管理等方面的要求以及 UL、EN 和 IEC 等特定标准。

设计要求

    现代 LED 电源设计需要：

  • 在 LED 驱动器中集成若干调光选项，包括无线连接。
  • 许多驱动器都可针对设置电压、电流限制和调光选项进行编程。
  • 参考设计展示了实现简单高效的 LED 驱动器电源以及无线连接等创新功能的方法。
扩展应用功能

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查找适用于您系统的产品和参考设计

LED 电源

12V 12V AC Mains Input AC Mains Input FB FB ADIM ADIM 0-10V Dimming 0-10V Dimming Power Stage Power Stage Rectifier, Filter Rectifier, Filter Low Voltage MOSFET Low Voltage MOSFET Sync Buck Controller Sync Buck Controller Low Voltage MOSFET Low Voltage MOSFET Non-Isolated DC/DC Power Supply Non-Isolated DC/DC Power Supply LDO LDO LDO LDO LDO LDO LED String/LED COB LED String/LED COB 3.3V 3.3V 12V 12V 10V 10V Wireless Interface Wireless Interface NFC NFC Self Diagnosis/Monitoring Self Diagnosis/Monitoring Thermistor Thermistor Supervisor Supervisor Digital Processing Digital Processing MCU MCU OPTO(2) OPTO(2) OPTO OPTO DALI Interface DALI Interface PWM Dimming PWM Dimming OPTO OPTO ADIM ADIM LED Power Supply LED Power Supply FB FB Isolated AC/DC Power Supply Isolated AC/DC Power Supply PFC Controller PFC Controller High Voltage MOSFET High Voltage MOSFET LLC Controller LLC Controller Half bridge FET driver Half bridge FET driver Rectifier, EMI Protection Rectifier, EMI Protection LLC Transformer LLC Transformer Flyback Controller Flyback Controller High Voltage MOSFET High Voltage MOSFET Flyback Transformer Flyback Transformer Aux Power Supply Aux Power Supply LED Power Supply LED Power Supply High Voltage MOSFET(2) High Voltage MOSFET(2) Current & Voltage Sense Current & Voltage Sense Op-Amp Op-Amp Voltage Ref Voltage Ref Op-Amp Op-Amp Current Sense Amp Current Sense Amp OPTO (Feedback) OPTO (Feedback) OPTO (PWR On/Off) OPTO (PWR On/Off) Signal Input/Output Protection Signal Input/Output Protection ESD ESD Analog Front-End Analog Front-End DAC DAC Op-Amp Op-Amp Op-Amp Op-Amp 0-10V Analog to PWM 0-10V Analog to PWM

支持与培训

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