User manual

Design Calculations

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14.9 PassFET

Calculate maximum peak voltage:

(54)

Calculate current:

(55)

Calculate maximum power dissipation:

(56)

Resulting component choice:

(57)

14.10 Input Capacitance

Minimum capacitance:

(58)

AC Voltage rating:

(59)

DC Voltage rating:

(60)

Resulting component choice:

(61)

14.11 Output Capacitance

Minimum capacitance:

(62)

Voltage rating:

(63)

Resulting component choice:

(64)

AN-2127 LM3448 A19 Edison Retrofit Evaluation Board SNOA559B–October 2011–Revised May 2013

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