NCL30080 準(zhǔn)諧振初級端電流模式控制器用于LED照明
數(shù)據(jù)：
NCL30080datasheet.pdf
產(chǎn)品信息
NCL30080是PWM電流模式控制器，用于隔離型反激和非隔離型降壓-升壓恒流拓撲結(jié)構(gòu)。這控制器采用準(zhǔn)諧振模式工作，以提供高能效。由于采用新穎的控制方法，NCL30080能在初級端精確地對LED電流進行穩(wěn)流，這就省去次級端反饋電路、偏置及光耦。
- Primary Side Sensing
- Wide Vcc Range
- Precise LED Current Regulation of 1% typical
- ～ 0.9 PF with passive valley fill
- Open and shorted output protection
- Secondary Diode Short Protection
- Wide Temperature range of -40 to 125 °C
- Shorted Current Sense Fault Detection
- Input Line Voltage Sensing
- Auto-recoverable and Latched versions
電路圖、引腳圖和封裝圖
