Ficha De Dados (LM3447-A19-230VEVM)índice analíticoUsing the LM3447-A19-230VEVM11 Introduction32 Description32.1 Typical Applications32.2 Features33 Electrical Performance Specifications44 Schematic55 Test Setup65.1 Test Equipment65.2 Recommended Test Setup65.3 List of Test Points66 Test Procedure76.1 Line/Load Regulation and Efficiency Measurement Procedure76.2 Equipment Shutdown76.3 EVM Phase Angle Decode vs LED Current77 Performance Data and Typical Characteristic Curves87.1 Efficiency87.2 Power Factor87.3 Line Regulation97.4 Input Current THD107.5 Output Ripple107.6 Switch Node Voltage Valley Switching117.7 Triac Dimmer LED Current vs Conduction Angle117.8 Turn-On Angle vs Input Power127.9 Input/Output Current and Line Voltage Waveforms vs. Dimmer Setting127.10 Current Sense Waveform167.11 LED Open and Short Circuit Waveforms177.12 EMI Plot207.13 Transformer Specification218 EVM Assembly Drawing and PCB Layout229 List of Materials24Important Notices25Tamanho: 2 MBPáginas: 30Language: EnglishAbrir o manual