# Big Maroon Jetpack
## Description
Welcome to your new project. Imagine what you can build here.
## Project Details
- **Owner:** atisti
- **Created:** 8/9/2026
- **Last Updated:** 8/11/2026
- **Visibility:** Public
- **Max Current:** 4A
- **Operating Voltage:** 12V
- **Software:** Arduino
## Key Components
### J1 — [PPTC191LFBN-RC](https://www.flux.ai/adrian95/pptc191lfbn-rc.md)
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/937/Female_Headers.100_DS.pdf
- Manufacturer Name: Sullins
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: PPTC191LFBN-RC
- Part Type: Connectors
**Pins:**
- 1 [pin 1]
- 10 [pin 10]
- 11 [pin 11]
- 12 [pin 12]
- 13 [pin 13]
- 14 [pin 14]
- 15 [pin 15]
- 16 [pin 16]
- 17 [pin 17]
- 18 [pin 18]
- 19 [pin 19]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
- 9 [pin 9]
### J10 — [PPPC081LFBN-RC](https://www.flux.ai/adrian95/pppc081lfbn-rc~jm9.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Connectors
- Datasheet URL: https://drawings-pdf.s3.amazonaws.com/10492.pdf
- Mount: PCB
- Manufacturer Part Number: PPPC081LFBN-RC
- Manufacturer Name: Sullins
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
### J2 — [PPTC191LFBN-RC](https://www.flux.ai/adrian95/pptc191lfbn-rc.md)
- Part Type: Connectors
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/937/Female_Headers.100_DS.pdf
- Manufacturer Name: Sullins
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: PPTC191LFBN-RC
**Pins:**
- 1 [pin 1]
- 10 [pin 10]
- 11 [pin 11]
- 12 [pin 12]
- 13 [pin 13]
- 14 [pin 14]
- 15 [pin 15]
- 16 [pin 16]
- 17 [pin 17]
- 18 [pin 18]
- 19 [pin 19]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
- 9 [pin 9]
### J3 — [B4B-XH-A(LF)(SN)](https://www.flux.ai/qgen-joshua/b4b-xh-alfsn~x7.md)
- Manufacturer Name: JST
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_JST-B4B-XH-A-LF-SN_C144395.pdf
- Package or Case Code: CONN-TH_B4B-XH-A-LF-SN
- Connector Type: Wire-to-board Header
- Rows: 1
- Product Info Url: https://lcsc.com/product-detail/_JST-Sales-America_B4B-XH-A-LF-SN_JST-Sales-America-B4B-XH-A-LF-SN_C144395.html
- Part Type: Wire To Board / Wire To Wire Connector
- Positions: 4
- Gender: Male
- Label: <Label Placeholder>
- Pitch: 2.5mm
- Manufacturer Part Number: B4B-XH-A(LF)(SN)
- LCSC Part Number: C144395
- JLCPCB Part Class: Extended Part
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J4 — [282837-2](https://www.flux.ai/vasy_skral/282837-2~69k.md)
- Manufacturer Part Number: 282837-2
- Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=282837&DocType=Customer+Drawing&DocLang=English
- Part Type: Connector
- Manufacturer Name: TE Connectivity AMP Connectors
- Symbol Style: parametric-v1
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### J5 — [PPPC081LFBN-RC](https://www.flux.ai/adrian95/pppc081lfbn-rc~jm9.md)
- Datasheet URL: https://drawings-pdf.s3.amazonaws.com/10492.pdf
- Mount: PCB
- Part Type: Connectors
- Manufacturer Part Number: PPPC081LFBN-RC
- Manufacturer Name: Sullins
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
### J6 — [PPPC081LFBN-RC](https://www.flux.ai/adrian95/pppc081lfbn-rc~jm9.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: PPPC081LFBN-RC
- Manufacturer Name: Sullins
- Mount: PCB
- Datasheet URL: https://drawings-pdf.s3.amazonaws.com/10492.pdf
- Part Type: Connectors
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
### J7 — [PPPC081LFBN-RC](https://www.flux.ai/adrian95/pppc081lfbn-rc~jm9.md)
- Datasheet URL: https://drawings-pdf.s3.amazonaws.com/10492.pdf
- Mount: PCB
- Part Type: Connectors
- Manufacturer Part Number: PPPC081LFBN-RC
- Manufacturer Name: Sullins
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
### J8 — [PPPC081LFBN-RC](https://www.flux.ai/adrian95/pppc081lfbn-rc~jm9.md)
- Mount: PCB
- Datasheet URL: https://drawings-pdf.s3.amazonaws.com/10492.pdf
- Part Type: Connectors
- Manufacturer Part Number: PPPC081LFBN-RC
- Manufacturer Name: Sullins
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
### J9 — [PPPC081LFBN-RC](https://www.flux.ai/adrian95/pppc081lfbn-rc~jm9.md)
- Manufacturer Part Number: PPPC081LFBN-RC
- Manufacturer Name: Sullins
- Part Type: Connectors
- Datasheet URL: https://drawings-pdf.s3.amazonaws.com/10492.pdf
- Mount: PCB
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
### U1 — [ESP32-DEVKITC-32D](https://www.flux.ai/vasyl/esp32-devkitc-32d~8yy.md)
- Manufacturer Name: Espressif Systems
- Datasheet URL: https://www.snapeda.com/parts/ESP32-DEVKITC-32D/Espressif%20Systems/datasheet/
- Manufacturer Part Number: ESP32-DEVKITC-32D
- Part Type: RF Moule
**Pins:**
- 3V3 [pin 1]
- CLK [pin 38]
- CMD [pin 18]
- EN [pin 2]
- EXT_5V [pin 19]
- GND1 [pin 14]
- GND2 [pin 26]
- GND3 [pin 20]
- IO0 [pin 33]
- IO12 [pin 13]
- IO13 [pin 15]
- IO14 [pin 12]
- IO15 [pin 35]
- IO16 [pin 31]
- IO17 [pin 30]
- IO18 [pin 28]
- IO19 [pin 27]
- IO2 [pin 34]
- IO21 [pin 25]
- IO22 [pin 22]
- IO23 [pin 21]
- IO25 [pin 9]
- IO26 [pin 10]
- IO27 [pin 11]
- IO32 [pin 7]
- IO33 [pin 8]
- IO34 [pin 5]
- IO35 [pin 6]
- IO4 [pin 32]
- IO5 [pin 29]
- RXD0 [pin 24]
- SD0 [pin 37]
- SD1 [pin 36]
- SD2 [pin 16]
- SD3 [pin 17]
- SENSOR_VN [pin 4]
- SENSOR_VP [pin 3]
- TXD0 [pin 23]
### U3 — [LM2596S-5.0/NOPB](https://www.flux.ai/adrian95/lm2596s-5p0nopb~ji8.md)
- Datasheet URL: https://www.ti.com/lit/ds/symlink/lm2596.pdf
- Manufacturer Part Number: LM2596S-5.0/NOPB
- Manufacturer Name: Texas Instruments
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Integrated Circuit
**Pins:**
- ~ON~/OFF [pin 5]
- FEEDBACK [pin 4]
- GND_TAB [pin 6]
- GROUND [pin 3]
- OUTPUT [pin 2]
- VIN [pin 1]
### U7 — [B4B-XH-A(LF)(SN)](https://www.flux.ai/lcsc/b4b-xh-alfsn~so1x.md)
- Positions: 4
- Part Type: Wire To Board / Wire To Wire Connector
- Pitch: 2.5mm
- Gender: Male
- LCSC Part Number: C144395
- Manufacturer Part Number: B4B-XH-A(LF)(SN)
- JLCPCB Part Class: Extended Part
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_JST-B4B-XH-A-LF-SN_C144395.pdf
- Manufacturer Name: JST
- Package or Case Code: CONN-TH_B4B-XH-A-LF-SN
- Product Info Url: https://lcsc.com/product-detail/_JST-Sales-America_B4B-XH-A-LF-SN_JST-Sales-America-B4B-XH-A-LF-SN_C144395.html
- Connector Type: Wire-to-board Header
- Rows: 1
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### U8 — [B4B-XH-A(LF)(SN)](https://www.flux.ai/lcsc/b4b-xh-alfsn~so1x.md)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_JST-B4B-XH-A-LF-SN_C144395.pdf
- Manufacturer Name: JST
- Package or Case Code: CONN-TH_B4B-XH-A-LF-SN
- Product Info Url: https://lcsc.com/product-detail/_JST-Sales-America_B4B-XH-A-LF-SN_JST-Sales-America-B4B-XH-A-LF-SN_C144395.html
- Connector Type: Wire-to-board Header
- Rows: 1
- Positions: 4
- Part Type: Wire To Board / Wire To Wire Connector
- Pitch: 2.5mm
- Gender: Male
- LCSC Part Number: C144395
- Manufacturer Part Number: B4B-XH-A(LF)(SN)
- JLCPCB Part Class: Extended Part
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/atisti/big-maroon-jetpack~ml](https://www.flux.ai/atisti/big-maroon-jetpack~ml).*
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*Generated from [https://www.flux.ai/atisti/big-maroon-jetpack~ml](https://www.flux.ai/atisti/big-maroon-jetpack~ml)*