# Solar Balcony Irrigation Controller ## Description Autonomous 12 V solar/battery powered 5-zone balcony irrigation ESP32-S3 carrier/control board ## Project Details - **Owner:** dragonbonf - **Created:** 6/4/2026 - **Last Updated:** 6/5/2026 - **Visibility:** Public ## Key Components ### D1 — [1N5819](https://www.flux.ai/jecstronic/1n5819~dbj.md) - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/26/db/14/60/52/47/47/5b/CD00001625.pdf/files/CD00001625.pdf/jcr:content/translations/en.CD00001625.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: Flyback Diode - Manufacturer Part Number: 1N5819 - Part Type: Diode - Role Details: Cathode to +12V_PUMP, anode to pump switched negative for peristaltic pump - Manufacturer Name: STMicroelectronics **Pins:** - A [pin 2] - K [pin 1] ### D2 — [1N5819](https://www.flux.ai/jecstronic/1n5819~dbj.md) - Manufacturer Name: STMicroelectronics - Role Details: Cathode to +12V_PUMP, anode to pump switched negative for peristaltic pump - Manufacturer Part Number: 1N5819 - Part Type: Diode - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/26/db/14/60/52/47/47/5b/CD00001625.pdf/files/CD00001625.pdf/jcr:content/translations/en.CD00001625.pdf - Role: Flyback Diode **Pins:** - A [pin 2] - K [pin 1] ### D3 — [1N5819](https://www.flux.ai/jecstronic/1n5819~dbj.md) - Role Details: Cathode to +12V_PUMP, anode to pump switched negative for peristaltic pump - Part Type: Diode - Manufacturer Part Number: 1N5819 - Manufacturer Name: STMicroelectronics - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/26/db/14/60/52/47/47/5b/CD00001625.pdf/files/CD00001625.pdf/jcr:content/translations/en.CD00001625.pdf - Role: Flyback Diode **Pins:** - A [pin 2] - K [pin 1] ### D4 — [1N5822](https://www.flux.ai/adrian95/1n5822~4xv.md) - Role: Flyback Diode - Manufacturer Part Number: 1N5822 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: STMicroelectronics - Role Details: Cathode to +12V_PUMP, anode to pump switched negative for diaphragm pump - Part Type: Diode - Datasheet URL: https://www.mouser.com/datasheet/2/268/LDS_0303-1592924.pdf **Pins:** - A [pin 2] - K [pin 1] ### D5 — [1N5822](https://www.flux.ai/adrian95/1n5822~4xv.md) - Manufacturer Part Number: 1N5822 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: STMicroelectronics - Role Details: Cathode to +12V_PUMP, anode to pump switched negative for diaphragm pump - Part Type: Diode - Datasheet URL: https://www.mouser.com/datasheet/2/268/LDS_0303-1592924.pdf - Role: Flyback Diode **Pins:** - A [pin 2] - K [pin 1] ### D6 — [1.5KExxA](https://www.flux.ai/kicad-part-library/1p5kexxa~n4.md) - Package or Case Code: D_DO-201AE_P15.24mm_Horizontal - Mount: Through Hole - Role Details: TVS from +12V_FUSED to GND. Select through-hole axial P6KE/1.5KE-style TVS with reverse standoff voltage above max normal AGM charging voltage (~14.4 V), so it does not conduct during normal charge. Verify selected part before production. - Part Type: Diode THT - Role: Protection - Datasheet URL: https://www.vishay.com/docs/88301/15ke.pdf - Diode Type: TVS - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: 1.5KE/P6KE-style axial TVS, VRWM > 14.4V AGM charge voltage; verify exact part **Pins:** - A1 [pin 1] - A2 [pin 2] ### D7 — [1N5825](https://www.flux.ai/adrian95/1n5825~7d5.md) - Manufacturer Name: Microchip Technology - Mount: Through Hole - Role: Reverse Polarity Protection - Manufacturer Part Number: 1N5825 - Role Details: Series reverse-polarity diode in 12 V input path. 1N5825 is a 40 V, 5 A through-hole Schottky; verify forward-voltage drop, power dissipation, lead spacing, and thermal clearance before production. Optional future P-channel MOSFET ideal-diode footprint recommended for lower loss. - License: https://creativecommons.org/licenses/by/4.0/ - Current Rating: 5A - Part Type: Diode - Datasheet URL: https://ww1.microchip.com/downloads/aemdocuments/documents/HRDS/ProductDocuments/DataSheets/1n5823-25.pdf **Pins:** - A [pin 2] - K [pin 1] ### F1 — [64900001039](https://www.flux.ai/adrian95/64900001039~47.md) - Datasheet URL: https://www.littelfuse.com/assetdocs/649-series-fuseholder-data-sheet?assetguid=273c538e-be34-4663-90f2-d0254c30b851 - License: https://creativecommons.org/licenses/by/4.0/ - Role: Fuse Holder - Role Details: F1 main 5A; F2 logic 1A, 5x20mm fuse holder footprint - Current Rating: 6.3A - Part Type: Fuse - Manufacturer Part Number: 64900001039 - Manufacturer Name: Littelfuse Inc. **Pins:** - P1 [pin 1] - P2 [pin 2] ### F2 — [64900001039](https://www.flux.ai/adrian95/64900001039~47.md) - Manufacturer Name: Littelfuse Inc. - Part Type: Fuse - Current Rating: 6.3A - Manufacturer Part Number: 64900001039 - Role Details: F1 main 5A; F2 logic 1A, 5x20mm fuse holder footprint - Datasheet URL: https://www.littelfuse.com/assetdocs/649-series-fuseholder-data-sheet?assetguid=273c538e-be34-4663-90f2-d0254c30b851 - License: https://creativecommons.org/licenses/by/4.0/ - Role: Fuse Holder **Pins:** - P1 [pin 1] - P2 [pin 2] ### J_ADS1_ANALOG_A — [Pin Header 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x04-254mm-vertical~l97.md) - Role: Sensing (Shunt) - Part Type: Connector - Role Details: DFR0553 #1 A-only analog header: Pin1=ADS1_A0, Pin2=ADS1_A1, Pin3=ADS1_A2, Pin4=ADS1_A3; channel + pins are not used for soil power - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J_ADS1_I2C_OUT — [Pin Header 01x04 2.54mm Vertical i2c](https://www.flux.ai/hasanbasri93/pin-header-01x04-2p54mm-vertical-i2c~37.md) - Part Type: Connector - Role: Sensing (Shunt) - Role Details: Through-hole 4-pin header for ADS1115 #1: 1=+3V3, 2=GND, 3=SCL, 4=SDA - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 5V [pin 1] - GND [pin 2] - SCL [pin 4] - SDA [pin 3] ### J_ADS2_ANALOG_A — [Pin Header 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x04-254mm-vertical~l97.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Role Details: DFR0553 #2 A-only analog header: Pin1=ADS2_A0, Pin2=ADS2_A1, Pin3=ADS2_A2, Pin4=ADS2_A3; channel + pins are not used for soil power - Role: Sensing (Shunt) **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J_ADS2_I2C_OUT — [Pin Header 01x04 2.54mm Vertical i2c](https://www.flux.ai/hasanbasri93/pin-header-01x04-2p54mm-vertical-i2c~37.md) - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Through-hole 4-pin header for ADS1115 #2: 1=+3V3, 2=GND, 3=SCL, 4=SDA - Role: Sensing (Shunt) - Part Type: Connector **Pins:** - 5V [pin 1] - GND [pin 2] - SCL [pin 4] - SDA [pin 3] ### J_BAT — [XY301V-A-5.0-2P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-2p~u6.md) - Datasheet URL: https://www.lcsc.com/datasheet/C557651.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=E1BYV1AHFgUMXgFVQ1AMU1JVQFReXgIATwJfA10DFVkxVlNRT1dXXlVTQ1hbUjsOAxUeFF5JWBYZEEoBGA4JCwFIFA4DSA%3D%3D - Manufacturer Part Number: XY301V-A-5.0-2P - Role: Power Connector - Manufacturer Name: Ningbo Xinlaiya Elec. - Part Type: Connector - Role Details: 2-pin 5.0mm screw terminal; J_BAT plus five pump outputs, verify 5.0mm vs 5.08mm mechanical requirement **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J_BME280 — [Pin Header 01x04 2.54mm Vertical i2c](https://www.flux.ai/hasanbasri93/pin-header-01x04-2p54mm-vertical-i2c~37.md) - Role Details: Through-hole 4-pin header for BME280: 1=+3V3, 2=GND, 3=SDA, 4=SCL - Role: Sensing (Shunt) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - 5V [pin 1] - GND [pin 2] - SCL [pin 4] - SDA [pin 3] ### J_BUTTON — [XY301V-A-5.0-2P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-2p~u6.md) - Datasheet URL: https://www.lcsc.com/datasheet/C557651.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=E1BYV1AHFgUMXgFVQ1AMU1JVQFReXgIATwJfA10DFVkxVlNRT1dXXlVTQ1hbUjsOAxUeFF5JWBYZEEoBGA4JCwFIFA4DSA%3D%3D - Manufacturer Part Number: XY301V-A-5.0-2P - Part Type: Connector - Role Details: External wake/config pushbutton GPIO4 to GND, active low - Role: Human Interface - Manufacturer Name: Ningbo Xinlaiya Elec. **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J_ESP_BOTTOM — [Pin Header 01x21 2.54mm Vertical](https://www.flux.ai/vasy_skral/pin-header-01x21-2p54mm-vertical~qda.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Role: Module Header - Role Details: ESP32-S3-N16R8 bottom row, 2.54 mm pitch. Pin map left-to-right: 1=3V3, 2=3V3, 3=RST, 4=GPIO4, 5=GPIO5, 6=GPIO6, 7=GPIO7, 8=GPIO15, 9=GPIO16, 10=GPIO17, 11=GPIO18, 12=GPIO8/SDA, 13=GPIO3, 14=GPIO46, 15=GPIO9/SCL, 16=GPIO10, 17=GPIO11, 18=GPIO12, 19=GPIO13, 20=5Vin, 21=GND. Populate as female socket; verify physical pin count before fabrication. **Pins:** - Pin_1 [pin 1] - Pin_10 [pin 10] - Pin_11 [pin 11] - Pin_12 [pin 12] - Pin_13 [pin 13] - Pin_14 [pin 14] - Pin_15 [pin 15] - Pin_16 [pin 16] - Pin_17 [pin 17] - Pin_18 [pin 18] - Pin_19 [pin 19] - Pin_2 [pin 2] - Pin_20 [pin 20] - Pin_21 [pin 21] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] - Pin_9 [pin 9] ### J_ESP_TOP — [Pin Header 01x21 2.54mm Vertical](https://www.flux.ai/vasy_skral/pin-header-01x21-2p54mm-vertical~qda.md) - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: ESP32-S3-N16R8 top row positions 1-21, 2.54 mm pitch. Pin map left-to-right: 1=GND, 2=TX, 3=RX, 4=GPIO1, 5=GPIO2, 6=GPIO42, 7=GPIO41, 8=GPIO40, 9=GPIO39, 10=GPIO38, 11=GPIO37, 12=GPIO36, 13=GPIO35, 14=GPIO0, 15=GPIO45, 16=GPIO48, 17=GPIO47, 18=GPIO21, 19=GPIO20, 20=GPIO19, 21=GND. Use with J_ESP_TOP_GND22 for final GND position; populate as continuous female socket if available. - Part Type: Connector - Role: Module Header **Pins:** - Pin_1 [pin 1] - Pin_10 [pin 10] - Pin_11 [pin 11] - Pin_12 [pin 12] - Pin_13 [pin 13] - Pin_14 [pin 14] - Pin_15 [pin 15] - Pin_16 [pin 16] - Pin_17 [pin 17] - Pin_18 [pin 18] - Pin_19 [pin 19] - Pin_2 [pin 2] - Pin_20 [pin 20] - Pin_21 [pin 21] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] - Pin_9 [pin 9] ### J_ESP_TOP_GND22 — [Pin Header 01x01 2.54mm Vertical - Circular Pad](https://www.flux.ai/markwuflux/pin-header-01x01-2p54mm-vertical-circular-pad~vp.md) - Role: Module Header - Part Type: Connector - Role Details: ESP32-S3-N16R8 top row position 22=GND. This 1-pin footprint completes the 22-position top row; place adjacent to J_ESP_TOP at 2.54 mm pitch. Prefer continuous 1x22 female socket in fabrication if available. - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] ### J_LEVEL_EMPTY — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: Sensor Connector - Manufacturer Name: JST Sales America Inc. - Part Type: Connector - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) - Role Details: 3-pin external sensor connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_LEVEL_RESERVE — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) - Part Type: Connector - Manufacturer Name: JST Sales America Inc. - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Role Details: 3-pin external sensor connector - Role: Sensor Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_PUMP_Z1 — [XY301V-A-5.0-2P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-2p~u6.md) - Manufacturer Name: Ningbo Xinlaiya Elec. - Part Type: Connector - Role Details: 2-pin 5.0mm screw terminal; J_BAT plus five pump outputs, verify 5.0mm vs 5.08mm mechanical requirement - Role: Power Connector - Datasheet URL: https://www.lcsc.com/datasheet/C557651.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=E1BYV1AHFgUMXgFVQ1AMU1JVQFReXgIATwJfA10DFVkxVlNRT1dXXlVTQ1hbUjsOAxUeFF5JWBYZEEoBGA4JCwFIFA4DSA%3D%3D - Manufacturer Part Number: XY301V-A-5.0-2P **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J_PUMP_Z2 — [XY301V-A-5.0-2P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-2p~u6.md) - Manufacturer Name: Ningbo Xinlaiya Elec. - Role Details: 2-pin 5.0mm screw terminal; J_BAT plus five pump outputs, verify 5.0mm vs 5.08mm mechanical requirement - Role: Power Connector - Part Type: Connector - Datasheet URL: https://www.lcsc.com/datasheet/C557651.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=E1BYV1AHFgUMXgFVQ1AMU1JVQFReXgIATwJfA10DFVkxVlNRT1dXXlVTQ1hbUjsOAxUeFF5JWBYZEEoBGA4JCwFIFA4DSA%3D%3D - Manufacturer Part Number: XY301V-A-5.0-2P **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J_PUMP_Z3 — [XY301V-A-5.0-2P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-2p~u6.md) - Manufacturer Name: Ningbo Xinlaiya Elec. - Part Type: Connector - Role: Power Connector - Manufacturer Part Number: XY301V-A-5.0-2P - Datasheet URL: https://www.lcsc.com/datasheet/C557651.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=E1BYV1AHFgUMXgFVQ1AMU1JVQFReXgIATwJfA10DFVkxVlNRT1dXXlVTQ1hbUjsOAxUeFF5JWBYZEEoBGA4JCwFIFA4DSA%3D%3D - Role Details: 2-pin 5.0mm screw terminal; J_BAT plus five pump outputs, verify 5.0mm vs 5.08mm mechanical requirement **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J_PUMP_Z4 — [XY301V-A-5.0-2P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-2p~u6.md) - Part Type: Connector - Role: Power Connector - Manufacturer Name: Ningbo Xinlaiya Elec. - Role Details: 2-pin 5.0mm screw terminal; J_BAT plus five pump outputs, verify 5.0mm vs 5.08mm mechanical requirement - Datasheet URL: https://www.lcsc.com/datasheet/C557651.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=E1BYV1AHFgUMXgFVQ1AMU1JVQFReXgIATwJfA10DFVkxVlNRT1dXXlVTQ1hbUjsOAxUeFF5JWBYZEEoBGA4JCwFIFA4DSA%3D%3D - Manufacturer Part Number: XY301V-A-5.0-2P **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J_PUMP_Z5 — [XY301V-A-5.0-2P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-2p~u6.md) - Part Type: Connector - Manufacturer Name: Ningbo Xinlaiya Elec. - Datasheet URL: https://www.lcsc.com/datasheet/C557651.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=E1BYV1AHFgUMXgFVQ1AMU1JVQFReXgIATwJfA10DFVkxVlNRT1dXXlVTQ1hbUjsOAxUeFF5JWBYZEEoBGA4JCwFIFA4DSA%3D%3D - Manufacturer Part Number: XY301V-A-5.0-2P - Role: Power Connector - Role Details: 2-pin 5.0mm screw terminal; J_BAT plus five pump outputs, verify 5.0mm vs 5.08mm mechanical requirement **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J_RAIN_SPARE — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) - Part Type: Connector - Role Details: 3-pin external sensor connector - Manufacturer Name: JST Sales America Inc. - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Role: Sensor Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_SOIL_Z1A — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: Sensor Connector - Manufacturer Name: JST Sales America Inc. - Part Type: Connector - Role Details: 3-pin external sensor connector - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_SOIL_Z1B — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Role Details: 3-pin external sensor connector - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Manufacturer Name: JST Sales America Inc. - Part Type: Connector - Role: Sensor Connector - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_SOIL_Z2A — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Part Type: Connector - Role Details: 3-pin external sensor connector - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Role: Sensor Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: JST Sales America Inc. **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_SOIL_Z3A — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Role Details: 3-pin external sensor connector - Manufacturer Name: JST Sales America Inc. - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: Sensor Connector - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_SOIL_Z4A — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Manufacturer Name: JST Sales America Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Role: Sensor Connector - Role Details: 3-pin external sensor connector - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_SOIL_Z4B — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Part Type: Connector - Role Details: 3-pin external sensor connector - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) - Role: Sensor Connector - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Manufacturer Name: JST Sales America Inc. **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_SOIL_Z5A — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - Part Type: Connector - Role Details: 3-pin external sensor connector - Role: Sensor Connector - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: JST Sales America Inc. **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J_SOIL_Z5B — [B3B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b3b-ph-k-slfsn~xzb.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Manufacturer Name: JST Sales America Inc. - Role Details: 3-pin external sensor connector - Role: Sensor Connector - Part Type: Connector - Manufacturer Part Number: B3B-PH-K-S(LF)(SN) **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### LED_STATUS — [WP1384AD/ID](https://www.flux.ai/cherepanyadima/wp1384adid~2t.md) - Manufacturer Name: Kingbright - Datasheet URL: https://www.kingbrightusa.com/images/catalog/SPEC/WP934AD-ID.pdf - Part Type: LED - Role: Signal Generation - Manufacturer Part Number: WP1384AD/ID - Role Details: Optional GPIO6 status LED to GND via 330 ohm resistor; through-hole 3mm indicator **Pins:** - ~ [pin 2] - ~ [pin 1] ### NT_PUMP — [Generic Resistor](https://www.flux.ai/jharwinbarrozo/generic-resistor~3e.md) - Role Details: Net tie/link: +12V_FUSED derives +12V_PUMP bus; size copper for 5A - Package: H_AXIAL-P7.62_D2.5 - Role: Power Conversion - Resistor Type: Through-Hole - Resistance: 0Ω - Mount: Through Hole - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] ### PS1 — [TSR2-2450](https://www.flux.ai/adrian95/tsr2-2450~f1l.md) - Package or Case Code: TSR22450 - Role: Power Regulator - Datasheet URL: https://www.tracopower.com/products/tsr2.pdf - Manufacturer Name: Traco Power - Manufacturer Part Number: TSR2-2450 - Role Details: TSR 2-2450 generates +5V from +12V_FUSED through F2 1A logic fuse - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Power Source **Pins:** - +VIN [pin 1] - +VOUT [pin 3] - GND [pin 2] ### Q_SENSOR — [BC327](https://www.flux.ai/jecstronic/bc327~qc.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Fairchild Semiconductor - Manufacturer Part Number: BC32740TA compatible / BC327-40 TO-92 - Role Details: BC32740TA / BC327-40 TO-92 PNP high-side switch. Verify exact TO-92 pin order before fabrication and label E, B, C on silkscreen: E=+3V3, C=+3V3_SENSOR, B=pull-up to +3V3 and driven through R_SENSOR_BASE from GPIO21. GPIO21 LOW=sensors ON; HIGH/floating=OFF. - Datasheet URL: https://rocelec.widen.net/view/pdf/bf4hzzrx8f/ONSMS10884-1.pdf?t.download=true&u=5oefqw - Role: High-Side Switch - Part Type: Transistor **Pins:** - B [pin 2] - C [pin 1] - E [pin 3] ### Q1 — [PSMN2R7-30PL,127](https://www.flux.ai/lcsc/psmn2r7-30plc127~fixx.md) - Role Details: Low-side MOSFET, source to GND, drain to pump switched negative, gate from ESP32 via 220 ohm - Part Type: MOSFETs - JLCPCB Part Class: Extended Part - Package or Case Code: TO-220AB-3_L10.4-W4.6-P2.54-L - Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-PSMN2R7-30PL-127_C553262.html - Manufacturer Part Number: PSMN2R7-30PL,127 - Role: Pump Switch - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2006111237_Nexperia-PSMN2R7-30PL-127_C553262.pdf - LCSC Part Number: C553262 - Manufacturer Name: Nexperia(安世) **Pins:** - D [pin 2] - G [pin 1] - S [pin 3] ### Q2 — [PSMN2R7-30PL,127](https://www.flux.ai/lcsc/psmn2r7-30plc127~fixx.md) - Role Details: Low-side MOSFET, source to GND, drain to pump switched negative, gate from ESP32 via 220 ohm - Role: Pump Switch - Part Type: MOSFETs - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-PSMN2R7-30PL-127_C553262.html - Package or Case Code: TO-220AB-3_L10.4-W4.6-P2.54-L - Manufacturer Part Number: PSMN2R7-30PL,127 - LCSC Part Number: C553262 - Manufacturer Name: Nexperia(安世) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2006111237_Nexperia-PSMN2R7-30PL-127_C553262.pdf **Pins:** - D [pin 2] - G [pin 1] - S [pin 3] ### Q3 — [PSMN2R7-30PL,127](https://www.flux.ai/lcsc/psmn2r7-30plc127~fixx.md) - Manufacturer Part Number: PSMN2R7-30PL,127 - Manufacturer Name: Nexperia(安世) - LCSC Part Number: C553262 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2006111237_Nexperia-PSMN2R7-30PL-127_C553262.pdf - Role Details: Low-side MOSFET, source to GND, drain to pump switched negative, gate from ESP32 via 220 ohm - Role: Pump Switch - Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-PSMN2R7-30PL-127_C553262.html - Package or Case Code: TO-220AB-3_L10.4-W4.6-P2.54-L - JLCPCB Part Class: Extended Part - Part Type: MOSFETs **Pins:** - D [pin 2] - G [pin 1] - S [pin 3] ### Q4 — [PSMN2R7-30PL,127](https://www.flux.ai/lcsc/psmn2r7-30plc127~fixx.md) - Part Type: MOSFETs - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-PSMN2R7-30PL-127_C553262.html - Package or Case Code: TO-220AB-3_L10.4-W4.6-P2.54-L - Role: Pump Switch - Manufacturer Name: Nexperia(安世) - LCSC Part Number: C553262 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2006111237_Nexperia-PSMN2R7-30PL-127_C553262.pdf - Manufacturer Part Number: PSMN2R7-30PL,127 - Role Details: Low-side MOSFET, source to GND, drain to pump switched negative, gate from ESP32 via 220 ohm **Pins:** - D [pin 2] - G [pin 1] - S [pin 3] ### Q5 — [PSMN2R7-30PL,127](https://www.flux.ai/lcsc/psmn2r7-30plc127~fixx.md) - Role Details: Low-side MOSFET, source to GND, drain to pump switched negative, gate from ESP32 via 220 ohm - Package or Case Code: TO-220AB-3_L10.4-W4.6-P2.54-L - Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-PSMN2R7-30PL-127_C553262.html - Part Type: MOSFETs - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2006111237_Nexperia-PSMN2R7-30PL-127_C553262.pdf - Manufacturer Name: Nexperia(安世) - LCSC Part Number: C553262 - Manufacturer Part Number: PSMN2R7-30PL,127 - Role: Pump Switch **Pins:** - D [pin 2] - G [pin 1] - S [pin 3] ### TP_12V_FUSED — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Manufacturer Part Number: 5002 - Role: Sensing (Shunt) - Manufacturer Name: Keystone - Part Type: Connector - Role Details: Through-hole loop test point **Pins:** - ~ [pin TP] ### TP1 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Manufacturer Part Number: 5002 - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Part Type: Connector - Role: Sensing (Shunt) - Role Details: Through-hole loop test point - Manufacturer Name: Keystone **Pins:** - ~ [pin TP] ### TP10 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Manufacturer Part Number: 5002 - Role: Sensing (Shunt) - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Role Details: Through-hole loop test point - Part Type: Connector - Manufacturer Name: Keystone **Pins:** - ~ [pin TP] ### TP11 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Role Details: Through-hole loop test point - Manufacturer Part Number: 5002 - Role: Sensing (Shunt) - Manufacturer Name: Keystone - Part Type: Connector **Pins:** - ~ [pin TP] ### TP12 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Part Type: Connector - Manufacturer Name: Keystone - Role Details: Through-hole loop test point - Role: Sensing (Shunt) - Manufacturer Part Number: 5002 - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf **Pins:** - ~ [pin TP] ### TP13 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Role Details: Through-hole loop test point - Manufacturer Part Number: 5002 - Role: Sensing (Shunt) - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Part Type: Connector - Manufacturer Name: Keystone **Pins:** - ~ [pin TP] ### TP14 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Manufacturer Name: Keystone - Part Type: Connector - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Manufacturer Part Number: 5002 - Role Details: Through-hole loop test point - Role: Sensing (Shunt) **Pins:** - ~ [pin TP] ### TP2 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Manufacturer Part Number: 5002 - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Part Type: Connector - Role Details: Through-hole loop test point - Manufacturer Name: Keystone - Role: Sensing (Shunt) **Pins:** - ~ [pin TP] ### TP3 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Role Details: Through-hole loop test point - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Role: Sensing (Shunt) - Manufacturer Part Number: 5002 - Manufacturer Name: Keystone - Part Type: Connector **Pins:** - ~ [pin TP] ### TP4 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Part Type: Connector - Role Details: Through-hole loop test point - Manufacturer Name: Keystone - Manufacturer Part Number: 5002 - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Role: Sensing (Shunt) **Pins:** - ~ [pin TP] ### TP5 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Part Type: Connector - Manufacturer Name: Keystone - Manufacturer Part Number: 5002 - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Role: Sensing (Shunt) - Role Details: Through-hole loop test point **Pins:** - ~ [pin TP] ### TP6 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Part Type: Connector - Role Details: Through-hole loop test point - Manufacturer Name: Keystone - Manufacturer Part Number: 5002 - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Role: Sensing (Shunt) **Pins:** - ~ [pin TP] ### TP7 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Manufacturer Part Number: 5002 - Manufacturer Name: Keystone - Role Details: Through-hole loop test point - Part Type: Connector - Role: Sensing (Shunt) **Pins:** - ~ [pin TP] ### TP8 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Manufacturer Name: Keystone - Part Type: Connector - Role Details: Through-hole loop test point - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Manufacturer Part Number: 5002 - Role: Sensing (Shunt) **Pins:** - ~ [pin TP] ### TP9 — [5002](https://www.flux.ai/cherepanyadima/5002~l4.md) - Datasheet URL: https://www.keyelco.com/userAssets/file/K75p62.pdf - Role Details: Through-hole loop test point - Manufacturer Part Number: 5002 - Role: Sensing (Shunt) - Manufacturer Name: Keystone - Part Type: Connector **Pins:** - ~ [pin TP] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/dragonbonf/solar-balcony-irrigation-controller~m1](https://www.flux.ai/dragonbonf/solar-balcony-irrigation-controller~m1).* --- *Generated from [https://www.flux.ai/dragonbonf/solar-balcony-irrigation-controller~m1](https://www.flux.ai/dragonbonf/solar-balcony-irrigation-controller~m1)*