Yl-105 Datasheet — ((new))

If motion is detected while armed, a brief delay occurs to allow the owner to disarm it before the 105 dB siren triggers.

Bookmark this guide as your living reference for the YL-105. As you experiment with it, remember that the datasheet is your contract with the component – respect its absolute maximum ratings, and it will deliver years of reliable service. yl-105 datasheet

For the YL-105’s thermistor (10kΩ, B=3450), the datasheet provides typical coefficients: If motion is detected while armed, a brief