Cirrus-logic AN404 Manual do Utilizador descarregar pdf (Página 14)

AN404

14

0.9

0.91

0.92

0.93

0.94

0.95

0.96

0.97

0.98

0.99

1

207 215 223 230 237 245 253

Power Factor

Line Voltage (V)

Figure 10. Power Factor vs. Line Voltage

0

0.05

0.1

0.15

0.2

0.25

0.3

0.35

30 55 80 105 130 155 180

LED Current (A)

Dim Angle

0

1

Leading Edge

Trailing Edge

Figure 11. Output Current vs. Dim Angle

1 2 ... 9 10 11 12 13 14 15

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