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6 questions
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vote
1
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Average Modelling of Buck Converter
I am doing Modelling of Buck Converter for LT3890 (Datasheet link attached) for Frequency response analysis .
I have some reference model of Buck converter ,please refer below image
Datasheet Link: ...
- 119
0
votes
2
answers
979
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What is the mode of MOSFET or BJT in buck converter?
I want to implement buck converter with conventional design (not synchronous etc) like below.
And I want to implement the converter for two cases. One is to use BJT as switching device and another is ...
- 11
0
votes
1
answer
270
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Flyback smps or floating buck converter?
I want to drive a 180V/1A string leds from 220VAC.
Which topology should I use:
flyback smps (with transformer) or,
floating buck step down converter?
I know that buck converter will be not ...
- 71
0
votes
2
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481
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Synchronous Buck High Side Driver - Why is the Fall Time of High-Side Gate Drive so Slow?
Below is the picture of my gate drive signals. The blue trace is the low side gate signal and the yellow trace is the high side gate signal. Both signals are measured across the gate and source of the ...
- 121
0
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1
answer
159
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Multi-phase Buck Converter - Does the inductor breakdown during the startup transient?
In a multi-phase buck converter, when and how does the inductor breakdown?
Lets say the multi-phase buck converter has the following parameters:
V_in = 50V, V_out = 25V, P_in = 225W (so max amps = ...
- 121
0
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3
answers
2k
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The role of reference voltage in buck converters?
I asked a question here which made it quite clear that it's probably not a good start to make something that I plug directly into the mains.
Instead, I've decided to build a low-voltage buck ...
- 737