# LR2021 V3
## Description
Welcome to your new project. Imagine what you can build here.
## Project Details
- **Owner:** minhojiddin-technology-defence
- **Created:** 7/13/2026
- **Last Updated:** 7/17/2026
- **Visibility:** Public
## Key Components
### HF — [IPXSM66AL](https://www.flux.ai/vasy_skral/ipxsm66al~kbt.md)
- Part Type: Connector
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://eu.mouser.com/datasheet/2/398/RECE_20279_001E_01-2005154.pdf
- Manufacturer Part Number: IPXSM66AL (I-PEX P/N 20279-001E-03)
- Manufacturer Name: Lighthorse Technologies, Inc
**Pins:**
- GND [pin 2]
- GND [pin 3]
- Signal [pin 1]
### IC1 — [LR2021IMLTRT](https://www.flux.ai/adrian95/lr2021imltrt.md)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/15421313c1244a517811d7659655150716969c4094446b47f669b5910637d162.pdf
- Symbol Style: parametric-v1
- Manufacturer Part Number: LR2021IMLTRT
- Part Type: Integrated Circuits
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Semtech
**Pins:**
- ~{RESET} [pin 20]
- BUSY [pin 25]
- DIO10 [pin 8]
- DIO11 [pin 7]
- DIO5 [pin 19]
- DIO6 [pin 18]
- DIO7 [pin 11]
- DIO8 [pin 10]
- DIO9 [pin 9]
- EP [pin 0]
- GND [pin 30]
- GND_DCC [pin 15]
- LXA [pin 16]
- LXB [pin 14]
- MISO [pin 21]
- MOSI [pin 22]
- NSS [pin 24]
- NTC [pin 3]
- RFI_HF [pin 31]
- RFI_LF [pin 29]
- RFO_HF [pin 32]
- RFO_LF1 [pin 28]
- RFO_LF2 [pin 27]
- SCK [pin 23]
- VBAT [pin 17]
- VDCC1 [pin 12]
- VDCC2 [pin 26]
- VPAX1 [pin 13]
- VPAX2 [pin 2]
- VR_PA [pin 1]
- VTCXO/VNTC [pin 6]
- XTA [pin 4]
- XTB [pin 5]
### IC4 — [ESP32-C5-WROOM-1U](https://www.flux.ai/adrian95/esp32-c5-wroom-1u~rys.md)
- Part Type: Integrated Circuit
- Integrated Circuit Type: RF Device
- Manufacturer Part Number: ESP32-C5-WROOM-1U
- Manufacturer Name: Espressif
- Datasheet URL: https://documentation.espressif.com/esp32-c5-wroom-1_wroom-1u_datasheet_en.pdf
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- 3V3 [pin 2]
- ANT2 [pin 31]
- EN [pin 3]
- EPAD [pin 29_5]
- EPAD [pin 29_9]
- EPAD [pin 29_6]
- EPAD [pin 29_8]
- EPAD [pin 29_4]
- EPAD [pin 29_1]
- EPAD [pin 29_7]
- EPAD [pin 29_3]
- EPAD [pin 29_2]
- GND [pin 1]
- GND [pin 32]
- GND [pin 30]
- GND [pin 28]
- IO0 [pin 6]
- IO1 [pin 7]
- IO10 [pin 12]
- IO13 [pin 13]
- IO14 [pin 14]
- IO2 [pin 4]
- IO23 [pin 21]
- IO24 [pin 23]
- IO25 [pin 26]
- IO26 [pin 27]
- IO27 [pin 18]
- IO28 [pin 15]
- IO3 [pin 5]
- IO4 [pin 17]
- IO5 [pin 16]
- IO6 [pin 8]
- IO7 [pin 9]
- IO8 [pin 10]
- IO9 [pin 11]
- NC_20 [pin 20]
- NC_22 [pin 22]
- NC/IO15 [pin 19]
- RX0 [pin 24]
- TX0 [pin 25]
### LF — [IPXSM66AL](https://www.flux.ai/vasy_skral/ipxsm66al~kbt.md)
- Manufacturer Name: Lighthorse Technologies, Inc
- Manufacturer Part Number: IPXSM66AL (I-PEX P/N 20279-001E-03)
- Datasheet URL: https://eu.mouser.com/datasheet/2/398/RECE_20279_001E_01-2005154.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Connector
**Pins:**
- GND [pin 2]
- GND [pin 3]
- Signal [pin 1]
### U2 — [RF Shield Frame X 25mm](https://www.flux.ai/vasyl/rf-shield-frame-x-25mm~1jm.md)
- Manufacturer Part Number: 36103255S
- Part Type: Shield
- Datasheet URL: https://www.snapeda.com/parts/36103255S/Wurth%20Elektronik/datasheet/
- Manufacturer Name: WE
**Pins:**
- SHIELD
- SHIELD__1
- SHIELD__10
- SHIELD__11
- SHIELD__12
- SHIELD__13
- SHIELD__14
- SHIELD__15
- SHIELD__16
- SHIELD__17
- SHIELD__18
- SHIELD__19
- SHIELD__2
- SHIELD__3
- SHIELD__4
- SHIELD__5
- SHIELD__6
- SHIELD__7
- SHIELD__8
- SHIELD__9
### U4 — [NCV8705MW33TCG](https://www.flux.ai/lcsc/ncv8705mw33tcg~kobi.md)
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: NCV8705MW33TCG
- Manufacturer Name: onsemi(安森美)
- LCSC Part Number: C893281
- Package or Case Code: VDFN-8_L3.0-W3.0-P0.65-BL-EP
**Pins:**
- EN [pin 5]
- EP [pin 9]
- GND [pin 4]
- IN [pin 8]
- N/C [pin 2]
- N/C [pin 3]
- N/C [pin 7]
- N/C [pin 6]
- OUT [pin 1]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/minhojiddin-technology-defence/lr2021-v3~0r](https://www.flux.ai/minhojiddin-technology-defence/lr2021-v3~0r).*
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*Generated from [https://www.flux.ai/minhojiddin-technology-defence/lr2021-v3~0r](https://www.flux.ai/minhojiddin-technology-defence/lr2021-v3~0r)*