Application Notes

AN-1095 Tiny metal detector

This GreenPAK application describes a short range metal detector useful for positioning proximity and robotics. Some examples include car doors, refrigerator doors, covers of various devices, lids, security interlocks, keys or locks. Typical implementations using optical couplers or inductive metal detectors usually result in relatively expensive components.

Files


Tags

Frequency Counter, Oscillator, Time Delay, Flip Flop, Door Closing Detector, Tiny Device


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