List of figures

AN3329

4/47

Doc ID 18376 Rev 1

List of figures

Figure 1.

EVL170W-FTV: 170 W demonstration board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Figure 2.

Electrical diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Figure 3.

Overall efficiency vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Figure 4.

Average efficiency acc. ES-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Figure 5.

Standby supply efficiency vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Figure 6.

Standby supply efficiency vs. light load output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Figure 7.

EN61000-3-2 compliance at 230 Vac - 50 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Figure 8.

JEITA-MITI compliance at 100 Vac - 50 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Figure 9.

EN61000-3-2 compliance at 230 Vac - 50 Hz, 75 W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Figure 10.

JEITA-MITI compliance at 100 Vac - 50 Hz, 75 W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Figure 11.

Input voltage and current at 100 Vac, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Figure 12.

Input voltage and current at 230 Vac, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Figure 13.

Standby supply waveforms at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 14.

Standby supply waveforms at 230 Vac - 50 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 15.

Standby supply waveforms at 400 Vdc, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Figure 16.

Standby supply output rectifiers PIV at 400 Vdc, full load . . . . . . . . . . . . . . . . . . . . . . . . . 14

Figure 17.

Standby supply 5 V ripple at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Figure 18.

Standby supply startup at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Figure 19.

Standby supply burst mode operation at 230 Vac - 50 Hz - 10 mA load . . . . . . . . . . . . . . 15

Figure 20.

Standby supply burst mode operation at 230 Vac - 50 Hz - 10 mA load-detail . . . . . . . . . 15

Figure 21.

Standby supply OVP at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Figure 22.

Standby supply OVP at 230 Vac - 50 Hz - 0.5 A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Figure 23.

Standby supply OVP at 115 Vac - 60 Hz - PFC on - 1 A . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Figure 24.

Standby supply OVP at 115 Vac - 60 Hz - PFC on - 1 A . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Figure 25.

Standby supply output short-circuit at 230 Vac - 50 Hz, full load . . . . . . . . . . . . . . . . . . . . 16

Figure 26.

Standby supply output short-circuit at 230 Vac - 50 Hz, full load - detail . . . . . . . . . . . . . . 16

Figure 27.

Standby supply dynamic load at 115 Vac - 60 Hz - PFC off . . . . . . . . . . . . . . . . . . . . . . . . 17

Figure 28.

Standby supply dynamic load at 115 Vac - 60 Hz - PFC on . . . . . . . . . . . . . . . . . . . . . . . . 17

Figure 29.

PFC Vds and inductor current at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . 18

Figure 30.

PFC Vds and inductor current at 115 Vac - 60 Hz, full load - detail . . . . . . . . . . . . . . . . . . 18

Figure 31.

PFC Vds and inductor current at 230 Vac - 50 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 32.

PFC Vds and inductor current at 230 Vac - 50 Hz, full load - detail . . . . . . . . . . . . . . . . . . 19

Figure 33.

L6564 signals-1 at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 34.

L6564 signals-2 at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 35.

PFC signals-1 at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 36.

PFC signals-2 at 115 Vac - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 37.

Resonant stage waveforms at 115 V - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 38.

Resonant stage waveforms at 115 V - 60 Hz, full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 39.

Output rectifiers PIV waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 40.

No load operation at 115 Vac - 60 Hz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 41.

No load operation at 115 Vac - 60 Hz - L6599A signals . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 42.

12 V - 2 A; 24 V 0 ÷ 6 A transition at 115 Vac - 60 Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 43.

24 V - 6 A; 12 V 0 ÷ 2 A transition at 115 Vac - 60 Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 44.

12 V - 2 A; 24 V 0 ÷ 6 A - 300 Hz transition at 115 Vac - 60 Hz . . . . . . . . . . . . . . . . . . . . . 24

Figure 45.

24 V - 6 A; 12 V 1 ÷ 2 A - 300 Hz transition at 115 Vac - 60 Hz . . . . . . . . . . . . . . . . . . . . . 24

Figure 46.

12 V short-circuit at full load and 115 Vac - 60 Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 47.

12 V short-circuit at full load and 115 Vac - 60 Hz - detail . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 48.

24 V short-circuit at full load and 115 Vac - 60 Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 49.

24 V short-circuit at full load and 115 Vac - 60 Hz - detail . . . . . . . . . . . . . . . . . . . . . . . . . 25