This Infineon application note describes a high‑efficiency LED lighting solution using the ICL5101 PFC+LCC architecture and digital LED driver options.
The document presents an LED lighting solution that integrates the ICL5101 PFC‑plus‑LCC topology to achieve wide output voltage and current ranges while maintaining high overall efficiency. It also covers digital control driver options such as the XDPL8105, XDPL8220 and ILD2111, and highlights the use of Infineon CoolMOS™ P7 series devices for further efficiency gains.
Design support material includes specification sheets, application notes, GUI references and reference designs for 40 W and 120 W power levels. The solution targets a broad input voltage range, offers programmable output, and is suitable for outdoor use with a temperature range of –40 °C to 125 °C. This manual is written in Chinese.
| Input Voltage | 30 – 65 V |
|---|---|
| Output Voltage | 8 – 55 V |
| Output Current | 250 – 1000 mA |
| Output Power | 20 W |
| Switching Frequency | 30 – 250 kHz |
| Input Voltage (AC) | 90‑277 V |
| Output Voltage (DC) | 10‑80 V |
| Output Current (DC) | 1.5 A |
The solution accepts an input voltage from 30 V to 65 V (or 90 V‑277 V for AC applications).