# [Example] Simulation of Astable Multivibrator Circuit ## Description A simulated blinking LED circuit using an astable multivibrator a.k.a "flip-flop" as a square wave generator. ## Project Details - **Owner:** mdhooper42 - **Created:** 9/14/2021 - **Last Updated:** 12/15/2023 - **Visibility:** Public ## Key Components ### D1 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht.md) - Emission Coefficient: 3.73 - Saturation Current: 93.2e-12A - Series Resistance: 0.42Ω - Forward Voltage: 2 - Breakdown Voltage: 0V **Pins:** - A [pin 2] - K [pin 1] ### Q1 — [NPN Transistor](https://www.flux.ai/jharwinbarrozo/npn-transistor.md) - Leakage Current: 1e-13A - Beta / hFe: 100 **Pins:** - B - C - E ### Q2 — [NPN Transistor](https://www.flux.ai/jharwinbarrozo/npn-transistor.md) - Beta / hFe: 100 - Leakage Current: 1e-13A **Pins:** - B - C - E ### S1 — [Push Button](https://www.flux.ai/jharwinbarrozo/push-button.md) - Part Type: Switch - Manufacturer Name: OMRON - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf - Manufacturer Part Number: B3FS-1050P **Pins:** - P1 [pin 1] - P2 [pin 3] ### VCC — [DC Supply](https://www.flux.ai/jharwinbarrozo/dc-supply.md) - Voltage: 5V **Pins:** - ANODE - CATHODE *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/mdhooper42/example-simulation-of-astable-multivibrator-circuit](https://www.flux.ai/mdhooper42/example-simulation-of-astable-multivibrator-circuit).* --- *Generated from [https://www.flux.ai/mdhooper42/example-simulation-of-astable-multivibrator-circuit](https://www.flux.ai/mdhooper42/example-simulation-of-astable-multivibrator-circuit)*