# Partial Sapphire Liquid Breathing Apparatus
## Description
Welcome to your new project. Imagine what you can build here.
## Project Details
- **Owner:** shreyarya
- **Created:** 4/17/2024
- **Last Updated:** 5/19/2025
- **Visibility:** Public
## Key Components
### D1 — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht.md)
- Forward Voltage: 1.70
- Series Resistance: 0.42Ω
- Breakdown Voltage: 0V
- Saturation Current: 93.2e-12A
- Emission Coefficient: 3.73
**Pins:**
- A [pin 2]
- K [pin 1]
### D2 — [1N4729A,133](https://www.flux.ai/jecstronic/1n4729ac133.md)
- Manufacturer Part Number: 1N4729A,133
- Part Type: Diode
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/1N4728A_SER.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: onsemi
**Pins:**
- A [pin 2]
- K [pin 1]
### D3 — [1N4729A,133](https://www.flux.ai/jecstronic/1n4729ac133.md)
- Manufacturer Part Number: 1N4729A,133
- Part Type: Diode
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/1N4728A_SER.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: onsemi
**Pins:**
- A [pin 2]
- K [pin 1]
### J1 — [Connector 01x04 Horizontal](https://www.flux.ai/jharwinbarrozo/connector-01x04-horizontal.md)
- Part Type: Connector
**Pins:**
- PIN_1 [pin 1]
- PIN_2 [pin 2]
- PIN_3 [pin 3]
- PIN_4 [pin 4]
### J2 — [Connector 01x04 Horizontal](https://www.flux.ai/jharwinbarrozo/connector-01x04-horizontal.md)
- Part Type: Connector
**Pins:**
- PIN_1 [pin 1]
- PIN_2 [pin 2]
- PIN_3 [pin 3]
- PIN_4 [pin 4]
### U1 — [ATTINY85-20SU](https://www.flux.ai/adrian95/attiny85-20su.md)
- Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-2586-AVR-8-bit-Microcontroller-ATtiny25-ATtiny45-ATtiny85_Datasheet-Summary.pdf
- Part Type: Microcontroller
- Manufacturer Part Number: ATTINY85-20SU
- Manufacturer Name: Microchip
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- ~RESET~/PB5 [pin 1]
- AREF/PB0 [pin 5]
- GND [pin 4]
- PB1 [pin 6]
- PB2 [pin 7]
- VCC [pin 8]
- XTAL1/PB3 [pin 2]
- XTAL2/PB4 [pin 3]
### V1 — [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/shreyarya/partial-sapphire-liquid-breathing-apparatus](https://www.flux.ai/shreyarya/partial-sapphire-liquid-breathing-apparatus).*
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