# [QA] Simple Project ## Description To power the Raspberry Pi from solar panels or a lifepo4 battery, an efficient ultra-low power boost converter with battery management is used to generate power BQ25504RGTT ## Project Details - **Owner:** chaykak2 - **Created:** 1/23/2023 - **Last Updated:** 3/28/2023 - **Visibility:** Public - **Forks:** 3 ## Key Components ### BAT41 — [Battery Holder Keystone 1076 1xAAA](https://www.flux.ai/vasy_skral/battery-holder-keystone-1076-1xaaa~jqn.md) - Manufacturer Part Number: 1076 - Datasheet URL: https://www.keyelco.com/userAssets/file/M65p24.pdf - Part Type: Connector - Manufacturer Name: Keystone Electronics **Pins:** - NEGATIVE - POSITIVE ### D1 — [BAT60JFILM](https://www.flux.ai/vasy_skral/bat60jfilm~rjz.md) - Part Type: Diode - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/3d/d2/27/1d/20/e3/4d/48/CD00001944.pdf/files/CD00001944.pdf/jcr:content/translations/en.CD00001944.pdf - Manufacturer Part Number: BAT60JFILM **Pins:** - A - K ### D2 — [BAT60JFILM](https://www.flux.ai/vasy_skral/bat60jfilm~rjz.md) - Part Type: Diode - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/3d/d2/27/1d/20/e3/4d/48/CD00001944.pdf/files/CD00001944.pdf/jcr:content/translations/en.CD00001944.pdf - Manufacturer Part Number: BAT60JFILM **Pins:** - A - K ### D4 — [BAT60JFILM](https://www.flux.ai/vasy_skral/bat60jfilm~rjz.md) - Part Type: Diode - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/3d/d2/27/1d/20/e3/4d/48/CD00001944.pdf/files/CD00001944.pdf/jcr:content/translations/en.CD00001944.pdf - Manufacturer Name: STMicroelectronics - Manufacturer Part Number: BAT60JFILM **Pins:** - A - K ### D5 — [BAT60JFILM](https://www.flux.ai/vasy_skral/bat60jfilm~rjz.md) - Part Type: Diode - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/3d/d2/27/1d/20/e3/4d/48/CD00001944.pdf/files/CD00001944.pdf/jcr:content/translations/en.CD00001944.pdf - Manufacturer Part Number: BAT60JFILM **Pins:** - A - K ### D6 — [BAT60JFILM](https://www.flux.ai/vasy_skral/bat60jfilm~rjz.md) - Part Type: Diode - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/3d/d2/27/1d/20/e3/4d/48/CD00001944.pdf/files/CD00001944.pdf/jcr:content/translations/en.CD00001944.pdf - Manufacturer Name: STMicroelectronics - Manufacturer Part Number: BAT60JFILM **Pins:** - A - K ### SC1 — [SM141K04LV](https://www.flux.ai/vasy_skral/sm141k04lv~0g8.md) - Part Type: Power Source - Manufacturer Part Number: SM141K04LV - Datasheet URL: https://waf-e.dubudisk.com/anysolar.dubuplus.com/[email protected]/O18Ae0B/DubuDisk/www/Gen3/SM141K04LV%20DATA%20SHEET%20202007.pdf - Manufacturer Name: ANYSOLAR Ltd **Pins:** - - - + ### SC2 — [SM141K04LV](https://www.flux.ai/vasy_skral/sm141k04lv~0g8.md) - Manufacturer Part Number: SM141K04LV - Part Type: Power Source - Datasheet URL: https://waf-e.dubudisk.com/anysolar.dubuplus.com/[email protected]/O18Ae0B/DubuDisk/www/Gen3/SM141K04LV%20DATA%20SHEET%20202007.pdf - Manufacturer Name: ANYSOLAR Ltd **Pins:** - - - + ### SC3 — [SM141K04LV](https://www.flux.ai/vasy_skral/sm141k04lv~0g8.md) - Manufacturer Name: ANYSOLAR Ltd - Part Type: Power Source - Manufacturer Part Number: SM141K04LV - Datasheet URL: https://waf-e.dubudisk.com/anysolar.dubuplus.com/[email protected]/O18Ae0B/DubuDisk/www/Gen3/SM141K04LV%20DATA%20SHEET%20202007.pdf **Pins:** - - - + ### SC4 — [SM141K04LV](https://www.flux.ai/vasy_skral/sm141k04lv~0g8.md) - Manufacturer Name: ANYSOLAR Ltd - Part Type: Power Source - Manufacturer Part Number: SM141K04LV - Datasheet URL: https://waf-e.dubudisk.com/anysolar.dubuplus.com/[email protected]/O18Ae0B/DubuDisk/www/Gen3/SM141K04LV%20DATA%20SHEET%20202007.pdf **Pins:** - - - + ### U2 — [Raspberry Pi Pico Shield](https://www.flux.ai/jharwinbarrozo/raspberry-pi-pico-shield~937.md) - Manufacturer Part Number: Pico - Part Type: Microcontroller **Pins:** - 3V3 - 3V3_EN - ADC_VREF - AGND - GND - GND - GND - GND - GND - GND - GND - GND - GPIO0 - GPIO1 - GPIO10 - GPIO11 - GPIO12 - GPIO13 - GPIO14 - GPIO15 - GPIO16 - GPIO17 - GPIO18 - GPIO19 - GPIO2 - GPIO20 - GPIO21 - GPIO22 - GPIO26_ADC0 - GPIO27_ADC1 - GPIO28_ADC2 - GPIO3 - GPIO4 - GPIO5 - GPIO6 - GPIO7 - GPIO8 - GPIO9 - RUN - SWCLK - SWDIO - VBUS - VSYS ### U57 — [BQ25504RGTT](https://www.flux.ai/vasy_skral/bq25504rgtt~9hl.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/bq25504.pdf - Manufacturer Part Number: BQ25504RGTT - Part Type: Integrated Circuit - Manufacturer Name: Texas Instruments **Pins:** - AVSS - EPAD - LBST - OK_HYST - OK_PROG - OT_PROG - VBAT - VBAT_OK - VBAT_OV - VBAT_UV - VIN_DC - VOC_SAMP - VRDIV - VREF_SAMP - VSS_1 - VSS_13 - VSTOR *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/chaykak2/qa-simple-project~0g](https://www.flux.ai/chaykak2/qa-simple-project~0g).* --- *Generated from [https://www.flux.ai/chaykak2/qa-simple-project~0g](https://www.flux.ai/chaykak2/qa-simple-project~0g)*