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STEVAL-ILL013V1 Fiches technique(PDF) 4 Page - STMicroelectronics |
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STEVAL-ILL013V1 Fiches technique(HTML) 4 Page - STMicroelectronics |
4 / 43 page UM0670 List of figures Doc ID 15327 Rev 2 4/43 List of figures Figure 1. STEVAL-ILL013V1 demonstration board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. STEVAL-ILL013V1 block schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Figure 3. High PF boost converter design concept . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Figure 4. Modified buck converter with dimming design concept. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Figure 5. STEVAL-ILL013V1 with PWM module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 6. High PFC boost converter with the L6562A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 7. Modified buck converter with the L6562A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 8. Efficiency over the whole input voltage range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Figure 9. Power factor for wide input voltage range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 10. Detailed power factor for wide input voltage range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 11. Total harmonic distortion for wide input voltage range . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Figure 12. Output LED current dimming capability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Figure 13. Output LED current waveform (ILED = 350 mA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Figure 14. Output LED current for different LED voltages (ILED = 350 mA). . . . . . . . . . . . . . . . . . . . . 20 Figure 15. Output LED current waveforms (ILED = 700 mA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Figure 16. Output LED current for different LED voltage (ILED = 700 mA). . . . . . . . . . . . . . . . . . . . . . 21 Figure 17. Output LED current waveform (ILED = 1000 mA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Figure 18. Output LED current for different LED voltage (ILED = 1000 mA). . . . . . . . . . . . . . . . . . . . . 22 Figure 19. Power MOSFET turn ON and OFF measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Figure 20. LED current ripple for the 100 nF output capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Figure 21. EN61000-3-2 analysis for LED current of 350 mA and VIN from 85 V to 160 VAC . . . . . . 23 Figure 22. EN61000-3-2 analysis for LED current of 350 mA and VIN from 180 V to 265 VAC . . . . . 24 Figure 23. EN61000-3-2 analysis for LED current of 700 mA and VIN from 85 V to 160 VAC . . . . . . 24 Figure 24. EN61000-3-2 analysis for LED current of 700 mA and VIN from 180 V to 265 VAC . . . . . 24 Figure 25. EN61000-3-2 analysis for LED current of 1000 mA and VIN from 85 V to 160 VAC . . . . . 25 Figure 26. EN61000-3-2 analysis for LED current of 1000 mA and VIN from 180 V to 265 VAC . . . . 25 Figure 27. Average limit measurement from 150 kHz to 30 MHz (ILED = 350 mA) . . . . . . . . . . . . . . . 26 Figure 28. Quasi-peak limit measurement from 9 kHz to 150 kHz (ILED = 350 mA) . . . . . . . . . . . . . . 26 Figure 29. Quasi-peak limit measurement from 150 kHz to 30 MHz (ILED = 350 mA). . . . . . . . . . . . . 27 Figure 30. Average limit measurement from 150 kHz to 30 MHz (ILED = 700 mA) . . . . . . . . . . . . . . . 27 Figure 31. Quasi-peak limit measurement from 9 kHz to 150 kHz (ILED = 700 mA) . . . . . . . . . . . . . . 28 Figure 32. Quasi-peak limit measurement from 150 kHz to 30 MHz (ILED = 700 mA). . . . . . . . . . . . . 28 Figure 33. Average limit measurement from 150 kHz to 30 MHz (ILED = 1000 mA) . . . . . . . . . . . . . . 29 Figure 34. Quasi-peak limit measurement from 9 kHz to 150 kHz (ILED = 1000 mA) . . . . . . . . . . . . . 29 Figure 35. Quasi-peak limit measurement from 150 kHz to 30 MHz (ILED = 1000 mA). . . . . . . . . . . . 30 Figure 36. Average limit measurement from 150 kHz to 30 MHz (ILED = 0 mA) . . . . . . . . . . . . . . . . . 30 Figure 37. Quasi-peak limit measurement from 9 kHz to 150 kHz (ILED = 0 mA) . . . . . . . . . . . . . . . . 31 Figure 38. Quasi-peak limit measurement from 150 kHz to 30 MHz (ILED = 0 mA). . . . . . . . . . . . . . . 31 Figure 39. Proper startup circuit design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Figure 40. Proper startup using diode D104 and capacitor C110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Figure 41. Improper startup without using diode D104 and capacitor C110 . . . . . . . . . . . . . . . . . . . . 33 Figure 42. Design improvement allowing zero dimming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Figure 43. Voltage on capacitor C110 and output bus voltage of 400 V . . . . . . . . . . . . . . . . . . . . . . . 35 |
Numéro de pièce similaire - STEVAL-ILL013V1 |
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Description similaire - STEVAL-ILL013V1 |
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