# Timer LED ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** tarwyn - **Created:** 9/21/2021 - **Last Updated:** 9/22/2021 - **Visibility:** Public ## Key Components ### ? — [2N2222](https://www.flux.ai/usairemalamgeer/2n2222.md) - Leakage Current: 1e-13A - Beta / hFe: 300 **Pins:** - B - C - E ### BT1 — [Single Cell Battery](https://www.flux.ai/lwcassid/single-cell-battery.md) - Voltage: 1.5V **Pins:** - ANODE - CATHODE ### D1 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht.md) - Breakdown Voltage: 0V - Forward Voltage: 1.70 - Saturation Current: 93.2e-12A - Series Resistance: 0.42Ω - Emission Coefficient: 3.73 **Pins:** - ANODE - CATHODE ### D2 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht.md) - Series Resistance: 0.42Ω - Saturation Current: 93.2e-12A - Emission Coefficient: 3.73 - Breakdown Voltage: 0V - Forward Voltage: 1.70 **Pins:** - ANODE - CATHODE ### Q1 — [N-Channel MOSFET](https://www.flux.ai/jharwinbarrozo/n-channel-mosfet.md) - Part Type: MOSFET **Pins:** - DRAIN - GATE - SOURCE ### S1 — [SPST Switch](https://www.flux.ai/jharwinbarrozo/spst-switch.md) **Pins:** - P1 - P2 ### U1 — Generic 555 Timer - Part Type: Integrated Circuit **Pins:** - 1 (GND) - 2 (TRIG) - 3 (OUT) - 4 (RESET) - 5 (CONT) - 6 (THRES) - 7 (DISCH) - 8 (Vcc) *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/tarwyn/timer-led](https://www.flux.ai/tarwyn/timer-led).* --- *Generated from [https://www.flux.ai/tarwyn/timer-led](https://www.flux.ai/tarwyn/timer-led)*