Question

Given the following DC-DC Buck converter circuit, calculate four operating points to fill in the table.

Where CCM stands for Continuous Conduction Mode (current does not go below zero).

FEEDBACK 4 LM2575 |OUTPUT-rm VoUT 680 HH 2 200k 11DQ06COuT Vin +CIN 100 uF COUT 330 μF 100k Table 1- Calculated operating points Duty CCM? (%) (Yes/No) (%)-(Yes/No) | Vout lout Vin lin AlL | (mA) (mA) (mA) (mV) (mV) (r A) 10 15 18 25

Answer 1

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