
PCB_keyring_robot
PROPCB_keyring_robot
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Mode:Schematic/Simulation
Reproduction cost: $2
License
:GPL 3.0
Creation time:2025-03-04 18:40:54Update time:2025-06-15 08:13:30
Description
This robot-shaped Keychin is designed using a 555 timer IC. The timer is working in astable mode. The SMD LEDs are attached in the arm of the robot and two 5mm LEDs are on the feet. You can adjust the timing of the LEDs by selecting the right value of R1, R2 and C1.
Design Drawing

BOM


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