AP1681 的应用说明是一款功能强大的高性能交流/直流
电源控制器,适用于可调光 LED 照明应用。该器件采用脉冲频率调制 (PFM) 技术,根据墙壁
调光器导通角调节输出电流,无需
光耦合器和次级 CV/CC
控制电路。 AP1681 实现宽调光范围,无可见闪烁,并兼容多种调光器
说明
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Application Note for the AP1681 is a powerful high performance AC/DC power supply controller for dimmable LED lighting applications. The device uses Pulse Frequency Modulation (PFM) technology to regulate output current according to the wall dimmer conduct angle without opto-coupler and secondary CV/CC control circuitry. The AP1681 achieves wide dimming range without visible flicker and is compatible with diverse dimmers
主要特色
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Input Voltage
85 to 150 (AC) V
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Output Voltage
21 V
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Output Current
0.5 A