Tahmid's blog
Embedded Systems and Power Electronics
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Aug 5, 2025
Why is my buck output ripple higher than expected: ceramic capacitor derating vs voltage
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Fig. 0a - The test hardware comprising a buck converter operating at 50kHz and 50% duty cycle. The PWM signals are generated from an on-boa...
3 comments:
May 1, 2025
Using a PV panel indoors by biasing with an external power supply
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My introduction to working with solar panels goes back a long time. In fact, in 2012, I posted this article when I was working on some char...
Mar 30, 2025
Power Testbench and Upcoming Power Electronics Tutorials
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While I have written many articles on this blog about power electronics related topics, I am hoping to share more fundamentally structured t...
2 comments:
Jan 1, 2025
Sprucing up an old scope: fixing the dials on the Owon SDS6062V
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I got the Owon SDS6062V scope back in 2014 when it seemed a great deal compared to brands like Tektronix and much better than cheaper analog...
Dec 31, 2024
Insights from repairing a 30V 5A power supply (BPS-305)
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When I started working on a project (hopefully more on that soon), I reached out for an old 30V 5A power supply (Lavolta BPS-305). I rotated...
1 comment:
Jul 10, 2024
A low-cost high-side current sense amplifier: design considering non-idealities
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Current-sensing is commonly used in power electronics and embedded systems, both for system monitoring, as well as to take decisions. Exampl...
16 comments:
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