Datasheet

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Design Calculations

13.8 PassFET

Calculate maximum peak voltage:

(72)

Calculate current:

(73)

Calculate power dissipation:

(74)

Resulting component choice:

(75)

13.9 Input Capacitance

Minimum capacitance:

(76)

AC Voltage rating:

(77)

DC Voltage rating:

(78)

Resulting component choice:

(79)

13.10 Output Capacitance

Minimum capacitance:

(80)

Voltage rating:

(81)

Resulting component choice:

(82)

SNOA555C–April 2011–Revised May 2013 AN-2091 LM3448 - 230VAC, 6W Isolated Flyback LED Driver

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