# [Example] Simulation of Astable Multivibrator Circuit 2732
## 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:** chrisberry
- **Created:** 9/14/2022
- **Last Updated:** 10/25/2022
- **Visibility:** Public
## Key Components
### BATT1 — [1070TR](https://www.flux.ai/jharwinbarrozo/1070tr.md)
- Manufacturer Name: Keystone Electronics
- Manufacturer Part Number: 1070TR
- Voltage: 3V
- Datasheet URL: https://www.keyelco.com/userAssets/file/M65p5.pdf
**Pins:**
- -
- +
### LED1 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t.md)
- Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf
- Forward Voltage: 1.70V
- Part Type: Power Source
- Manufacturer Name: Venkel
- Manufacturer Part Number: CTL1206FYW1T
**Pins:**
- A
- K
### Q1 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904.md)
- Part Type: Transistor
- Manufacturer Name: MDD
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf
- Manufacturer Part Number: MMBT3904
**Pins:**
- B
- C
- E
### Q2 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904.md)
- Part Type: Transistor
- Manufacturer Name: MDD
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf
- Manufacturer Part Number: MMBT3904
**Pins:**
- B
- C
- E
### SW1 — [Push Button](https://www.flux.ai/jharwinbarrozo/push-button.md)
- Manufacturer Name: OMRON
- Manufacturer Part Number: B3FS-1050P
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf
- Part Type: Switch
**Pins:**
- P1
- P2
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/chrisberry/example-simulation-of-astable-multivibrator-circuit-2732](https://www.flux.ai/chrisberry/example-simulation-of-astable-multivibrator-circuit-2732).*
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*Generated from [https://www.flux.ai/chrisberry/example-simulation-of-astable-multivibrator-circuit-2732](https://www.flux.ai/chrisberry/example-simulation-of-astable-multivibrator-circuit-2732)*