Discover essential tips for designing boards with analog, digital, and operational amplifiers in this comprehensive video lecture. Learn about floor planning and component placement, managing return current, mitigating crosstalk, handling split planes and ground considerations, and optimizing op amp layouts. Explore decoupling techniques, electrical overstress protection, and the importance of component specifications. Gain insights into common mode noise rejection, power supply noise rejection, and the role of simulations in design. Understand the limitations of measurements, proper oscilloscope usage, and the significance of board cleanliness. Delve into practical examples demonstrating common mode and power supply noise rejection, and learn when to consider fixing a working design. Utilize evaluation modules to enhance your design process and improve overall board performance.
10 Tips for Analog, Mixed-Signal, and Op Amp Circuit Design
Overview
Syllabus
What is this video about
Floor plan - component placement
Return current
Crosstalk vs. height
Crosstalk vs length, spacing and thickness
Split planes, analog and digital grounds
Slot / split in reference plane
OP amp layout example
Decoupling
Electrical overstress
TVS diode protection
Component specification
Common mode noise rejection
Power supply noise rejection
Simulations
Measurements - don't rely upon them
Measure with oscilloscope
Clean your boards
If it works, maybe fix it
Use evaluation modules
Real example: Common mode noise rejection
Real example: Power supply noise rejection
Taught by
Robert Feranec
