# Cluck Guard
## Description
Solar-powered ESP32-C3 predator deterrent with PIR trigger, 5 V LED boost driver, audio amplifier, battery charging, and 60 mm x 45 mm 2-layer hand-solderable layout.
## Project Details
- **Owner:** nicknack
- **Created:** 4/20/2026
- **Last Updated:** 4/20/2026
- **Visibility:** Public
## Key Components
### D1 — [SMF5.0A](https://www.flux.ai/lcsc/smf5p0a~bz6b.md)
- Role Details: Clamp transients on LED power/output interface
- Manufacturer Part Number: SMF5.0A
- Max Reverse Voltage: 5V
- Forward Voltage: 0.45V to 0.55V (at 1A)V
- LCSC Part Number: C2990427
- Diode Type: Schottky Diode
- JLCPCB Part Class: Extended Part
- Role: TVS Protection
- Manufacturer Name: Liown(里阳半导体)
- Part Type: TVS
- Package or Case Code: SOD-123FL_L2.8-W1.8-LS3.6-RD
- Package: SOD-123FL
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### D2 — [TZ-P2-1206GTCS2-0.9T](https://www.flux.ai/lcsc/tz-p2-1206gtcs2-0p9t~0753.md)
- Part Type: Light Emitting Diodes (LED)
- JLCPCB Part Class: Extended Part
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_TUOZHAN-TZ-P2-1206GTCS2-0-9T_C779810.html
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2009041238_TUOZHAN-TZ-P2-1206GTCS2-0-9T_C779810.pdf
- LCSC Part Number: C779810
- Role: Status LED
- Manufacturer Name: TUOZHAN(拓展光电)
- Role Details: Green status indicator driven by MCU GPIO
- Package or Case Code: LED1206-RD_GREEN
- Package: 1206
- Manufacturer Part Number: TZ-P2-1206GTCS2-0.9T
**Pins:**
- A [pin 2]
- K [pin 1]
### D3 — [B5819W](https://www.flux.ai/openpartlist/b5819w~cl.md)
- Package: SOD-123
- Role: Boost Rectifier
- Part Type: Diode
- Manufacturer Name: Good-Ark Semiconductor
- Manufacturer Part Number: B5819W
- Role Details: Schottky diode from MT3608 SW node to 5V output rail
- Datasheet URL: https://www.mccsemi.com/pdf/Products/B5817W-B5819W(SOD-123).pdf
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- A [pin 2]
- K [pin 1]
### H1 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md)
- Package: M2.5
- Role Details: Top-left mounting hole for enclosure fastening
- Manufacturer Part Number: MountingHole_Pad
- Role: Mounting Hole
**Pins:**
- 1
### H2 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md)
- Role: Mounting Hole
- Role Details: Top-right mounting hole for enclosure fastening
- Manufacturer Part Number: MountingHole_Pad
- Package: M2.5
**Pins:**
- 1
### H3 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md)
- Package: M2.5
- Manufacturer Part Number: MountingHole_Pad
- Role Details: Bottom-left mounting hole for enclosure fastening
- Role: Mounting Hole
**Pins:**
- 1
### H4 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md)
- Role Details: Bottom-right mounting hole for enclosure fastening
- Package: M2.5
- Role: Mounting Hole
- Manufacturer Part Number: MountingHole_Pad
**Pins:**
- 1
### J1 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-k-slfsn~nss.md)
- Manufacturer Name: JST Sales America
- Role Details: 2-pin JST-PH connector for single-cell battery
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811151524_JST-Sales-America-B2B-PH-K-S-LF-SN_C131337.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Package: THT
- Manufacturer Part Number: B2B-PH-K-S(LF)(SN)
- Part Type: Connector
- Role: Battery Connector
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
### J2 — [B2B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b2b-xh-alfsn~5xx.md)
- Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf
- Manufacturer Part Number: B2B-XH-A(LF)(SN)
- Role Details: 2-pin JST-XH connector for 6V solar input
- Role: Solar Connector
- License: https://creativecommons.org/licenses/by/4.0/
- Package: THT
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### J3 — [B2B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b2b-xh-alfsn~5xx.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: 2-pin JST-XH connector for high-power LED output
- Part Type: Connector
- Package: THT
- Manufacturer Name: JST Sales America Inc.
- Manufacturer Part Number: B2B-XH-A(LF)(SN)
- Role: LED Connector
- Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### J4 — [B2B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b2b-xh-alfsn~5xx.md)
- Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf
- Package: THT
- Role: Speaker Connector
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: 2-pin JST-XH connector for speaker
- Manufacturer Part Number: B2B-XH-A(LF)(SN)
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### J5 — [B3B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b3b-xh-alfsn~ylc.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: 3-pin JST-XH connector for PIR module VCC GND OUT
- Package: THT
- Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf
- Manufacturer Part Number: B3B-XH-A(LF)(SN)
- Manufacturer Name: JST Sales America Inc.
- Role: PIR Connector
- Part Type: Connector
**Pins:**
- Pin_1 [pin 1]
- Pin_2 [pin 2]
- Pin_3 [pin 3]
### J6 — [TSW-104-07-G-S](https://www.flux.ai/adrian95/tsw-104-07-g-s~983.md)
- Package or Case Code: TSW10407GS
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Connector
- Role Details: 4-pin UART debug header with GND TX RX 3V3
- Manufacturer Part Number: TSW-104-07-G-S
- Manufacturer Name: Samtec Inc.
- Datasheet URL: http://suddendocs.samtec.com/prints/tsw-xxx-xx-xxx-x-xx-xxx-mkt.pdf
- Package: THT
- Role: UART Header
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### Q1 — [2N7002,215](https://www.flux.ai/adrian95/2n7002215~nwc.md)
- Role: MOSFET Switch
- Manufacturer Name: Nexperia USA Inc.
- Role Details: MCU-controlled enable/switch element for LED subsystem
- Package: SOT-23
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/2N7002.pdf
- Part Type: Transistor
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: 2N7002,215
**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]
### S1 — [B3FS-1050P](https://www.flux.ai/jharwinbarrozo/b3fs-1050p~hog.md)
- Role: Reset Switch
- Manufacturer Name: OMRON
- Manufacturer Part Number: B3FS-1050P
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf
- Role Details: Momentary reset button for MCU reset pin
- Package: SMD
- Part Type: Switch
**Pins:**
- P1
- P2
### U1 — [SPV1040TTR](https://www.flux.ai/jecstronic/spv1040ttr~36h.md)
- Manufacturer Part Number: SPV1040TTR
- License: https://creativecommons.org/licenses/by/4.0/
- Role: Solar Charger
- Package: TSSOP-8
- Manufacturer Name: STMicroelectronics
- Part Type: Integrated Circuit
- Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/0d/30/c2/1a/92/03/48/cb/CD00287506.pdf/files/CD00287506.pdf/jcr:content/translations/en.CD00287506.pdf
- Role Details: MPPT charger between solar input and 1S battery
**Pins:**
- GND [pin 2]
- ICTRL_MINUS [pin 6]
- ICTRL_PLUS [pin 7]
- LX [pin 3]
- MPP-SET [pin 1]
- VCTRL [pin 5]
- VOUT [pin 4]
- XSHUT [pin 8]
### U2 — [MCP1700T-3302E-TT](https://www.flux.ai/adrian95/mcp1700t-3302e-tt~h60.md)
- Datasheet URL: https://datasheet.octopart.com/MCP1700T-3302E/TT-Microchip-datasheet-532260.pdf
- Manufacturer Name: Microchip Technology
- Manufacturer Part Number: MCP1700T-3302E/TT
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Integrated Circuit
- Role Details: 3.3V logic regulator from battery rail
- Package: SOT-23-3
- Role: LDO Regulator
**Pins:**
- GND [pin 1]
- VI [pin 3]
- VO [pin 2]
### U3 — [MT3608](https://www.flux.ai/cherepanyadima/mt3608~6y.md)
- Manufacturer Name: AEROSEMI
- Package: SOT-23-6
- Manufacturer Part Number: MT3608
- Role: Boost Regulator
- Datasheet URL: https://www.snapeda.com/parts/MT3608/Aerosemi%20Technology%20Co.,%20Ltd/datasheet/
- Role Details: Boost converter from battery to 5V subsystem rail
- Part Type: Integrated Circuit
**Pins:**
- EN [pin 4]
- FB [pin 3]
- GND [pin 2]
- IN [pin 5]
- SW [pin 1]
### U4 — [ESP32-C3-MINI-1-N4](https://www.flux.ai/adrian95/esp32-c3-mini-1-n4~ufg.md)
- Symbol Style: parametric-v1
- Role Details: ESP32-C3 main controller with PIR wake and UART debug
- Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-c3-mini-1_datasheet_en.pdf
- Manufacturer Part Number: ESP32-C3-MINI-1-N4
- License: https://creativecommons.org/licenses/by/4.0/
- Package: Module
- Part Type: Module
- Integrated Circuit Type: RF Device
- Role: MCU
- Manufacturer Name: Espressif
**Pins:**
- 3V3 [pin 3]
- EN [pin 8]
- GND [pin 14]
- GND [pin 49_5]
- GND [pin 48]
- GND [pin 52]
- GND [pin 45]
- GND [pin 2]
- GND [pin 49_8]
- GND [pin 1]
- GND [pin 49_9]
- GND [pin 49_2]
- GND [pin 53]
- GND [pin 49_6]
- GND [pin 43]
- GND [pin 42]
- GND [pin 44]
- GND [pin 49_7]
- GND [pin 51]
- GND [pin 46]
- GND [pin 39]
- GND [pin 41]
- GND [pin 50]
- GND [pin 49_3]
- GND [pin 11]
- GND [pin 38]
- GND [pin 40]
- GND [pin 37]
- GND [pin 49_1]
- GND [pin 49_4]
- GND [pin 47]
- GND [pin 36]
- IO0 [pin 12]
- IO1 [pin 13]
- IO10 [pin 16]
- IO18 [pin 26]
- IO19 [pin 27]
- IO2 [pin 5]
- IO3 [pin 6]
- IO4 [pin 18]
- IO5 [pin 19]
- IO6 [pin 20]
- IO7 [pin 21]
- IO8 [pin 22]
- IO9 [pin 23]
- NC [pin 32]
- NC [pin 15]
- NC [pin 34]
- NC [pin 4]
- NC [pin 29]
- NC [pin 33]
- NC [pin 17]
- NC [pin 25]
- NC [pin 10]
- NC [pin 9]
- NC [pin 24]
- NC [pin 28]
- NC [pin 7]
- NC [pin 35]
- RXD0 [pin 30]
- TXD0 [pin 31]
### U5 — [PAM8302AADCR](https://www.flux.ai/vasyl/pam8302aadcr~3i.md)
- Datasheet URL: https://www.diodes.com/assets/Datasheets/PAM8302A.pdf
- Manufacturer Part Number: PAM8302AADCR
- Role: Audio Amplifier
- Part Type: Integrated Circuit
- Package: SOIC-8
- Role Details: Speaker driver from MCU PWM audio
- Manufacturer Name: Diodes Incorporated
**Pins:**
- ~SD [pin 1]
- GND [pin 7]
- IN- [pin 4]
- IN+ [pin 3]
- NC [pin 2]
- OUT- [pin 8]
- OUT+ [pin 5]
- VDD [pin 6]
### U6 — [LED5000](https://www.flux.ai/kicad-part-library/led5000~2os.md)
- Datasheet URL: https://www.st.com/resource/en/datasheet/led5000.pdf
- Package or Case Code: HSOP-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.1mm
- Role: LED Driver
- Role Details: Constant-current driver for external 3W LED with PWM control
- Manufacturer Part Number: LED5000
- Package: HSOP-8
**Pins:**
- BOOT [pin 1]
- COMP [pin 4]
- DIM [pin 2]
- FB [pin 5]
- GND [pin 6]
- GND [pin 9]
- INH [pin 3]
- SW [pin 8]
- VIN [pin 7]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/nicknack/cluck-guard~8x](https://www.flux.ai/nicknack/cluck-guard~8x).*
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*Generated from [https://www.flux.ai/nicknack/cluck-guard~8x](https://www.flux.ai/nicknack/cluck-guard~8x)*