# [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. It also includes PCB layout of the project. ## Project Details - **Owner:** ahadriz - **Created:** 3/23/2024 - **Last Updated:** 5/25/2024 - **Visibility:** Public ## Key Components ### J1 — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] ### LED1 — [WP7113SRD/D](https://www.flux.ai/jecstronic/wp7113srdd.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: LED - Manufacturer Part Number: WP7113SRD/D - Manufacturer Name: Kingbright - Datasheet URL: https://www.kingbrightusa.com/images/catalog/SPEC/WP7113SRD-D.pdf - Forward Voltage: 1.85V **Pins:** - A [pin 2] - K [pin 1] ### LED2 — [WP7113SRD/D](https://www.flux.ai/jecstronic/wp7113srdd.md) - Manufacturer Name: Kingbright - Forward Voltage: 1.85V - Datasheet URL: https://www.kingbrightusa.com/images/catalog/SPEC/WP7113SRD-D.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: LED - Manufacturer Part Number: WP7113SRD/D **Pins:** - A [pin 2] - K [pin 1] ### LED3 — [WP7113SRD/D](https://www.flux.ai/jecstronic/wp7113srdd.md) - Datasheet URL: https://www.kingbrightusa.com/images/catalog/SPEC/WP7113SRD-D.pdf - Forward Voltage: 1.85V - Manufacturer Name: Kingbright - Manufacturer Part Number: WP7113SRD/D - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### LED4 — [WP7113SRD/D](https://www.flux.ai/jecstronic/wp7113srdd.md) - Manufacturer Name: Kingbright - Datasheet URL: https://www.kingbrightusa.com/images/catalog/SPEC/WP7113SRD-D.pdf - Forward Voltage: 1.85V - Part Type: LED - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: WP7113SRD/D **Pins:** - A [pin 2] - K [pin 1] ### U1 — [LM741](https://www.flux.ai/jecstronic/lm741.md) - Manufacturer Part Number: LM741 - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.ti.com/lit/gpn/lm741 - Manufacturer Name: Texas Instruments - Part Type: Operational Amplifier (OP-AMP) **Pins:** - - [pin 2] - + [pin 3] - NC [pin 8] - NULL [pin 5] - NULL [pin 1] - OUTPUT [pin 6] - V- [pin 4] - V+ [pin 7] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ahadriz/example-simulation-of-astable-multivibrator-circuit](https://www.flux.ai/ahadriz/example-simulation-of-astable-multivibrator-circuit).* --- *Generated from [https://www.flux.ai/ahadriz/example-simulation-of-astable-multivibrator-circuit](https://www.flux.ai/ahadriz/example-simulation-of-astable-multivibrator-circuit)*