Content for PCB

Isolated Full-Duplex RS-485 Transceivers

“This module is an isolated full-duplex differential line driver and receiver for TIA/EIA RS485/RS422 applications. The module is ideal for long transmission lines because the ground loop is broken to allow for a much larger common-mode voltage range …

Light-Up PCB Necklace V2

“If you like making jewelry and have some experience using the Bantam Tools Desktop PCB Milling Machine, this is a great project for you! It offers a wonderful way to get creative and artistic with double-sided machining. The necklace has …

Planetary Gear Clock

“(Old) mechanical clockworks are incredibly interesting and pleasing to watch, but are unfortunately almost impossible to build yourself. Mechanical clocks also lack the carelessness of the precise digital technology available today. This Instructable shows you a way to combine the …

Versatile I/O Extender PCB to Control Many Nixie Tubes With I2C

“Currently there is a lot of interest in bringing vintage nixie tubes to life. Lot’s of nixie tube clock kits are available on the market. There appeared to be even a lively trade on old stock of russian nixie …

Voltage and current reference

“When developing a data acquisition system, I ran into a need of having fairly accurate current reference to compare against, 0.1% accuracy or better. This is not a particularly high standard, but unable to find a suitable device in …

Project  Xling

Xling

“A tamagotchi-like toy with an OLED display and Li-Po battery. This is a little tamagotchi-like toy I’ve created for my wife. I used to think that this is how a modern Tamagotchi could look like initially. However, it can …

90V to 10V @ 500mA High Voltage DC-DC buck converter

“This is a versatile tiny module that provides 10V/500mA from 90V DC input. It is a high voltage input DC-DC buck converter, based on LM5017 IC, which is a 100-V, 600-mA synchronous step-down regulator with integrated high side …

Intro - Learn How to Design a Custom Shaped PCB With EasyEDA Online Tools

“I’ve always wanted to design a custom PCB, and with online tools and cheap PCB prototyping it’s never been easier than now! It’s even possible to get the surface mount components assembled cheaply and easily in small …

IoT Notifier Using ESP-12E

“Stuck at home away from your loved one? During this difficult time, this fun little project will definitely try to bring a smile to your faces. In this Instructable, I will show you how to display notifications from your mobile …

MOSTER FET - Dual 500Amp 40 Volt MOSFET 3d Printer Heated Bed Drivers

“You probably clicked on this thinking holy cow, 500 AMPS!!!!!. To be honest, the MOSFET board I designed will not be able to safely do 500Amps. It might for a short bit, just before it excitedly burst into flames. This …