NCL30167中文资料LED 驱动器，功率因数校正升压开关稳压器，用于 LED 切相调光数据手册ONSEMI规格书

描述 Description

The NCL30167 is a high PF CrM Boost Controller relying on an external FET for offline LED drivers optimized for new medium power HV LEDs. The Cascoded FET approach allows the use of an off-the-shelf inductor for better bill-of-material. It supports leading and trailing edge dimmers and the dimming curve complies with NEMA SSL6/7A

特性 Features

• Cascoded Architecture
• Fast start up
• Integrated ZCD detection
• No Aux Winding needed
• Direct Phase Angle Detection monitoring
• Predictable dimming curve
• User Programmable Thermal Foldback
• Protects LED driver from overheating under severe conditions
• Compatible with leading and trailing edge phase controlled dimmers
• Stable operation with all types of TRIAC line dimmers
• Open and Shorted LED/Output Diode Protection
• Enhanced fault handling
• Cycle- by- cycle current limiting
• Robust fault handling
• Wide Temperature range of -40 to 125 °C
• Suports outdoor and high temperature environments
• Accurate current regulation (+/- 2% typical)
• No need for binning of LEDs or production trimming for accuracy
• Constant on-time control
• Near ideal power factor
• Critical conduction Mode (CrM)
• Improves overall efficiency
• Near-unity Power Factor
• Exceeds industry requirements for lighting

应用 Application

• Phase-Cut Dimming LED Driver
• Integrated LED Drive Electronics
• LED Bulbs
• LED Downlights
• LED Light Engines
• LED Modules
• LED Tubes
• LED Luminaires

简介

NCL30167属于集成电路（IC）的LED驱动器。由制造生产的NCL30167LED 驱动器器件属于 LED 驱动器电源管理集成电路 (PMIC) 系列，可通过标称固定电压的电源为负载（通常为发光二极管）提供电流，并且电流可控。它与用于电压调节的类似产品的主要区别在于，这类器件提供较低的反馈电压（以提高系统能效），而且通常可对器件工作点进行外部控制，可在照明应用中用于实现调光功能。