Welcome back everyone! This week on the MacroFab Roundup: The World’s smallest LED Blinky, Appnote on Capacitor Selection for DC/DC Converters, SimSurfing, and the History of #BadgeLife.
Interesting Links and Articles
- A History of Badgelife, Def Con’s Unlikely Obsession with Artistic Circuit Boards
- The beginnings of the #badgelife movement and the challenges of designing and manufacturing of the devices
- Expanded PCB Layer Options. Introducing 10, 12, 14, and 16 Layer!
- The MacroFab platform now supports more PCB layers!
- The Process: How We Made the Keyboardio Model 01
- The journey of manufacturing the Keyboardio
- Selecting the correct factory, DFM on a mechanical based product, and the problems of sourcing parts on a high volume product
- Keyboard has an “Any” key
- World’s smallest LED blinky
- Built by Mike for the NewYork Maker Faire
- Seiko Instruments CPH3225A-2K Supercapacitor might be the power source
- American Bright ezyLED
- Low to Medium powered LEDs with a built in driver IC that allows for constant current driving without external circuits
- Built in rectifications for AC voltage
- Capacitor Selection for DC/DC Converters
- Texas Instruments and Kemet Appnote
- What you need to know to prevent early failures and reduce switching noise
- How to handle voltage derating of MLCC
- Covers different switch topographies and the parasitic characteristics of real world capacitors and how it effects the circuit
- Murata SimSurfing web tool
- A web based simulation tool that characterized Murata’s capacitor, inductor, and thermistor components
MacroFab Engineering Podcast
This week on MEP EP #138: MacroFab Design Contest: Blink an LED – MEP Favorite, Parker and Stephen discuss and choose the winner of the contest for the MEP Favorite Category!
MacroFab IRL Events
- Hardware & Electronics Engineering Meetup by MacroFab & Mouser Electronics
- October 24th at 6PM
- Winners for the MacroFab Design Contest: Blink an LED Sponsored by Mouser Electronics