Low side power switching using N-channel MOSFET

Motorized zoom lens from Ali-express #3, got auto-focus working :)

Motorized Zoom Lens #2 - Motors working, IR filter installed

Connecting a varifocal lens from Ali-express to a webcam circuit-board.

How to make tflite-model-maker work again in 2024 - for Windows

Today I learned nothing :) - Inverter repair failed - Part 1

The 74HC595 shift register

How to use the IR2113 MOSFET gate driver

DC converter hack #4 - Boost converter

DIY Ideal-diode circuit using transistors and MOSFET, schematic at the end :)

Make a 12V car light go 24V - two filaments in series

Build your own digital-to-analog-converter in under 10 minutes.

Use PWM signal to control DC-converter

How to add dead-time to PWM

9 ways to drive a MOSFET, with examples

Bootstrap circuit for high side MOSFET driving

PWM with adjustable duty-cycle from a dual op-amp

Resistor simulator - v0.3a

Op-amp as comparator & voltage follower

MOSFET gate driver using transistors - sorta works

How to use the IR2110 MOSFET gate driver

Hacking a DC-to-DC converter from eBay

How to read negative voltage on Arduino

How to use the IR2125 MOSFET gate driver

Op-amp driven charge-pump

8 bit 8 resistor digital to analog converter