# Circuit Digital Variable Timer Switch ## Project Details - **Owner:** jharwinbarrozo - **Created:** 9/26/2020 - **Last Updated:** 9/26/2020 - **Visibility:** Public ## Key Components ### ? — [AT-TINY-13A](https://www.flux.ai/jharwinbarrozo/at-tiny-13a~cf.md) **Pins:** - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) **Pins:** - undefined ### ? — [LED](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Breakdown Voltage: 0V - Emission Coefficient: 3.73 - Series Resistance: 0.42Ω - Forward Voltage: 1.70 - Saturation Current: 93.2e-12A **Pins:** - Anode - Cathode ### ? — [AT-TINY-13A](https://www.flux.ai/jharwinbarrozo/at-tiny-13a~cf.md) **Pins:** - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 ### ? — [Fixed Resistor](https://www.flux.ai/lwcassid/fixed-resistor~nf.md) - Resistance: 10000Ω **Pins:** - undefined - a - b ### ? — [Buzzer](https://www.flux.ai/lwcassid/buzzer~ip.md) **Pins:** - undefined - undefined ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) **Pins:** - undefined ### ? — [Fixed Resistor](https://www.flux.ai/lwcassid/fixed-resistor~nf.md) - Resistance: 10000Ω **Pins:** - undefined - a - b ### ? — [Iron Core Inductor](https://www.flux.ai/jharwinbarrozo/iron-core-inductor~zi5.md) - Inductance: 2.2H **Pins:** - a - b ### ? — [Potentiometer](https://www.flux.ai/jharwinbarrozo/potentiometer~nk3.md) - Resistance: 10KΩ **Pins:** - undefined - undefined - undefined ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) **Pins:** - undefined ### ? — [DC Supply](https://www.flux.ai/jharwinbarrozo/dc-supply~35.md) - Supply Voltage: 5V **Pins:** - Anode - Cathode ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) **Pins:** - undefined ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) **Pins:** - undefined ### ? — SPDT Switch (open) **Pins:** - COM - L1 - L2 ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) **Pins:** - undefined ### 1N4007 — [PN Junction Diode](https://www.flux.ai/jharwinbarrozo/pn-junction-diode~z7.md) - Series Resistance: 0.0286Ω - Breakdown Voltage: 50V - Emission Coefficient: 2.00 - Saturation Current: 1.8800000000000003e-8A **Pins:** - Anode - Cathode ### 1N4007 — [PN Junction Diode](https://www.flux.ai/jharwinbarrozo/pn-junction-diode~z7.md) - Series Resistance: 0.0286Ω - Breakdown Voltage: 50V - Emission Coefficient: 2.00 - Saturation Current: 1.8800000000000003e-8A **Pins:** - Anode - Cathode ### 2N222 — [NPN Transistor](https://www.flux.ai/jharwinbarrozo/npn-transistor~hqd.md) - Beta / hFe: 100 - Leakage Current: 1e-13A **Pins:** - B - C - E ### 2N222 — [NPN Transistor](https://www.flux.ai/jharwinbarrozo/npn-transistor~hqd.md) - Beta / hFe: 100 - Leakage Current: 1e-13A **Pins:** - B - C - E *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/jharwinbarrozo/circuit-digital-variable-timer-switch~89](https://www.flux.ai/jharwinbarrozo/circuit-digital-variable-timer-switch~89).* --- *Generated from [https://www.flux.ai/jharwinbarrozo/circuit-digital-variable-timer-switch~89](https://www.flux.ai/jharwinbarrozo/circuit-digital-variable-timer-switch~89)*