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Q&A

Posts tagged buck-boost

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77%
+5 −0
Q&A Buck-boost converter fed from split input supply

I have recently finished designing a buck-boost converter for a job that uses a split (+/-) input power supply. Load power is taken equally from both positive and negative input supplies and, the ...

1 answer  ·  posted 8mo ago by Andy aka‭  ·  edited 8mo ago by Andy aka‭

66%
+4 −1
Q&A Duty cycle of buck-boost converter

I have the following problem: - Using Wikipedia I find that during CCM we have the relation: - $$\frac{V_{out}}{V_{in}} = -\frac{D}{1-D} $$ Solving for $D$ and inserting values gives me $...

2 answers  ·  posted 1y ago by Carl‭  ·  last activity 1y ago by Olin Lathrop‭

81%
+7 −0
Q&A Why do DC/DC switching controllers seem to favour the buck-boost topology over similar ones like Cuk, SEPIC and Zeta?

I am looking at various DC/DC converter topologies for a power system I am designing. The most suitable topology for me is one that can perform both step-up and step-down functions, so I am looking...

2 answers  ·  posted 2y ago by Mu3‭  ·  last activity 2y ago by Nick Alexeev‭