# BQ24070 Reference Design ## Description This is a reference design of a BQ24070-based li ion charging IC created according to the manufacturer's recommendations. The board has a connector with pins for setting modes and 3 power connectors #BQ24070 #IC #lion #referenceDesign #bms #texas-instruments #template #reference-design ## Project Details - **Owner:** vasyl - **Created:** 11/1/2023 - **Last Updated:** 2/8/2024 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Copies:** 1 ## Key Components ### IC1 — [BQ24070RHLR](https://www.flux.ai/vasyl/bq24070rhlr.md) - Manufacturer Part Number: BQ24070RHLR - Manufacturer Name: Texas Instruments - Part Type: Battery Charger - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fbq24070 **Pins:** - ~PG [pin 18] - BAT_5 [pin 5] - BAT_6 [pin 6] - CE [pin 9] - DPPM [pin 13] - GND_19 [pin 19] - GND_20 [pin 20] - IN [pin 4] - ISET1 [pin 10] - ISET2 [pin 7] - MODE [pin 8] - OUT_15 [pin 15] - OUT_16 [pin 16] - OUT_17 [pin 17] - STAT1 [pin 2] - STAT2 [pin 3] - TMR [pin 14] - TS [pin 12] - VREF [pin 1] - VSS_11 [pin 11] - VSS_21 [pin 21] - VSS_21__1 [pin 22] - VSS_21__2 [pin 23] - VSS_21__3 [pin 24] - VSS_21__4 [pin 25] - VSS_21__5 [pin 26] - VSS_21__6 [pin 27] - VSS_21__7 [pin 28] - VSS_21__8 [pin 29] ### J1 — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] ### J2 — [Pin Header 01x06 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x06-2p54mm-vertical.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] ### J3 — [691214110003](https://www.flux.ai/jecstronic/691214110003.md) - Datasheet URL: https://www.we-online.com/katalog/datasheet/6912141100xx.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: 691214110003 - Manufacturer Name: Würth Elektronik - Part Type: Connector **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] - PIN3 [pin 3] ### J4 — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasyl/bq24070-reference-design](https://www.flux.ai/vasyl/bq24070-reference-design).* --- *Generated from [https://www.flux.ai/vasyl/bq24070-reference-design](https://www.flux.ai/vasyl/bq24070-reference-design)*