# UPS_BMS_CHRG ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** sysshad - **Created:** 8/26/2025 - **Last Updated:** 8/30/2025 - **Visibility:** Public ## Key Components ### IC1 — [LMR33640ADDAR](https://www.flux.ai/vasyl/lmr33640addar~udx.md) - Manufacturer Part Number: LMR33640ADDAR - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=http%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Flmr33640 - Part Type: Integrated Circuit **Pins:** - AGND [pin 9] - BOOT [pin 7] - EN [pin 3] - FB [pin 5] - PG [pin 4] - PGND [pin 1] - SW [pin 8] - VCC [pin 6] - VIN [pin 2] ### Q2 — [FS8205A](https://www.flux.ai/lcsc/fs8205a~r2vk.md) - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR - Manufacturer Part Number: FS8205A - Part Type: MOSFETs - JLCPCB Part Class: Extended Part - LCSC Part Number: C2830320 - Manufacturer Name: TECH PUBLIC(台舟) **Pins:** - D1/D2 [pin 2] - D1/D2 [pin 5] - G1 [pin 6] - G2 [pin 4] - S1 [pin 1] - S2 [pin 3] ### Q3 — [FS8205A](https://www.flux.ai/lcsc/fs8205a~r2vk.md) - Manufacturer Name: TECH PUBLIC(台舟) - LCSC Part Number: C2830320 - JLCPCB Part Class: Extended Part - Manufacturer Part Number: FS8205A - Part Type: MOSFETs - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR **Pins:** - D1/D2 [pin 2] - D1/D2 [pin 5] - G1 [pin 6] - G2 [pin 4] - S1 [pin 1] - S2 [pin 3] ### U1 — [KF301-5.0-2P](https://www.flux.ai/lcsc/kf301-5p0-2p~m56y.md) - Package or Case Code: CONN-TH_P5.00_KF301-5.0-2P - Manufacturer Part Number: KF301-5.0-2P - Voltage Rating: 250V - Connector Pitch: 5mm - Manufacturer Name: KEFA(科发) - Connector Rows: 1 - LCSC Part Number: C474881 - Operating Temperature: -30~+120℃ - JLCPCB Part Class: Extended Part - Part Type: Screw terminal - Connector Positions: 2 - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Cixi-Kefa-Elec-KF301-5-0-2P_C474881.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2303171000_Cixi-Kefa-Elec-KF301-5-0-2P_C474881.pdf - Connector Type: Terminal Blocks - Current Rating: 17A **Pins:** - 1 [pin 1] - 2 [pin 2] ### U2 — [BQ24123RHLR](https://www.flux.ai/lcsc/bq24123rhlr~nsie.md) - Package or Case Code: VQFN-20_L4.5-W3.5-P0.50-BL-EP_BQ24100RHLR - Manufacturer Name: TI(德州仪器) - Part Type: Battery Management ICs - Manufacturer Part Number: BQ24123RHLR - LCSC Part Number: C544358 **Pins:** - ~{CE} [pin 16] - ~{PG} [pin 5] - BAT [pin 14] - CELLS [pin 13] - EP [pin 21] - IN [pin 4] - IN [pin 3] - ISET1 [pin 8] - ISET2 [pin 9] - OUT [pin 20] - OUT [pin 1] - PGND [pin 17] - PGND [pin 18] - SNS [pin 15] - STAT1 [pin 2] - STAT2 [pin 19] - TS [pin 12] - TTC [pin 7] - VCC [pin 6] - VSS [pin 10] - VTSB [pin 11] ### U4 — [DW01A](https://www.flux.ai/lcsc/dw01a~3xpq.md) - Part Type: Battery Management ICs - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL - Manufacturer Part Number: DW01A - JLCPCB Part Class: Extended Part - LCSC Part Number: C2927799 - Manufacturer Name: YONGYUTAI(永裕泰) **Pins:** - CSI [pin 2] - NC [pin 4] - OC [pin 3] - OD [pin 1] - VDD [pin 5] - VSS [pin 6] ### U5 — [DW01A](https://www.flux.ai/lcsc/dw01a~3xpq.md) - Part Type: Battery Management ICs - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL - LCSC Part Number: C2927799 - Manufacturer Part Number: DW01A - JLCPCB Part Class: Extended Part - Manufacturer Name: YONGYUTAI(永裕泰) **Pins:** - CSI [pin 2] - NC [pin 4] - OC [pin 3] - OD [pin 1] - VDD [pin 5] - VSS [pin 6] ### U6 — [TPS61023DRLR](https://www.flux.ai/lcsc/tps61023drlr~qygu.md) - Logic Function: Boost type - Part Type: DC-DC Converters - Operating Temperature: -40℃~+125℃@(TJ) - Output Current: 3A - Manufacturer Name: TI(德州仪器) - JLCPCB Part Class: Extended Part - Manufacturer Part Number: TPS61023DRLR - Frequency: 1MHz - Max Input Voltage: 500mV~5.5V - Package or Case Code: SOT-563_L1.6-W1.2-P0.50-LS1.6-BR - LCSC Part Number: C919459 - Max Output Voltage: 2.2~5.5V **Pins:** - EN [pin 2] - FB [pin 1] - GND [pin 4] - SW [pin 5] - VIN [pin 3] - VOUT [pin 6] ### U7 — [MPQ5850GJ-AEC1-Z](https://www.flux.ai/monolithicpower/mpq5850gj-aec1-z~x87.md) - Manufacturer Name: Monolithic Power Systems - Package or Case Code: TSOT23-8_MPQ5850_MNP - Product Info Url: https://www.monolithicpower.com/en/catalog/product/view/id/4116?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - Datasheet URL: https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MPQ5850GJ-AEC1 - Manufacturer Part Number: MPQ5850GJ-AEC1-Z - Product Image Url: https://www.monolithicpower.com/pub/media/catalog/product/m/p/mpq5850-aec1_tac.jpg **Pins:** - DRAIN [pin 6] - EN/UVLO [pin 1] - GATE [pin 7] - GND [pin 3] - PG [pin 2] - RES [pin 5] - SOURCE [pin 8] - SW [pin 4] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/sysshad/upsbmschrg~15](https://www.flux.ai/sysshad/upsbmschrg~15).* --- *Generated from [https://www.flux.ai/sysshad/upsbmschrg~15](https://www.flux.ai/sysshad/upsbmschrg~15)*