SchematicsHub

The engineering reference hub

Resource Catalog

Short, readable list of 15–20 key resources. Links are blue and bold, with a one-line annotation.

  • Octopart — global component search engine aggregating pricing and stock from major distributors.
  • Digi-Key — large international distributor with powerful parametric search and design resources.
  • Mouser — global distributor with continuous new product additions and online tools.
  • Texas Instruments — analog and power devices, MCUs, reference designs and application notes.
  • Analog Devices — high-performance analog, RF, converters and signal-chain solutions.
  • STMicroelectronics — STM32 MCUs, power devices and rich design support material.
  • KiCad — open-source EDA suite for schematics and PCB layout.
  • Altium Designer — professional PCB design environment with advanced routing and documentation tools.
  • LTspice — free SPICE simulator widely used for analog, power and SMPS design.
  • AllAboutCircuits Tools — calculators and helpers for filters, impedance, power and more.