Battery management
pwr.batt
BOM rule hits · not reviewed — A hit means a BOM line matched this category's rules (ruleset 1.0.1+12960cbec977). It is a lead to read, not a located or reviewed circuit; several lines in one category are not several circuits.
Narrower categories
Battery chargerFuel gauge / battery monitorBattery protection
Selection parameter template (suggestion)
What one usually states when choosing a circuit of this kind — not the parameters of any design or module listed here, and never a filter.
| Parameter | Suggested range or common values | Where it comes from |
|---|---|---|
| Battery typeDecisive | Li-ion / Li-polymerLiFePO4NiMHLead-acidCoin cell | This category's own |
| Cells in series (s)Decisive | 1 to 16 s | This category's own |
| Charge current (mA)Decisive | 50 to 5,000 mA | This category's own |
| Input voltage (V)Important | 4.5 to 28 V | Redefined here |
| Input typeImportant | USB 5VUSB PDAdapterSolar | This category's own |
| Power-path managementImportant | Yes / no | This category's own |
| Charging topologyFor reference | LinearSwitch | This category's own |
In the parent's template, not in this one: Output voltage, Output current, Efficiency, Output ripple, Operating temperature
Template version 1.0.1+3e52bcb40ed6 (separate from the rules)
Design files with a hit (527)
- zerophone-mod-pcbs - tp4056-usb-board
BOM015277 · tp4056-usb-board-2193c87a
BOM · 15 lineskicad12 starsProject type: 接口转换及调试器
Key parts: TP4056_BREAKOUT, CP2102N-20P
Function hits: Battery charger, Battery protection, USB to serial
Why it matched Battery charger: U1,J2 · Battery protection: J3,J4Licence GNU — as the catalogue declares it, not verified
- oled-nametag
BOM005620 · main
BOM · 54 lineskicadProject type: ESP
Key parts: W25Q128, ESP32-S3, TPS61040DBV
Function hits: Wireless SoC / wireless module, Flash (SPI / QSPI / parallel), SRAM / PSRAM
Why it matched Battery protection: U7,Q3 · Battery charger: U8 · Fuel gauge / battery monitor: U10Licence not stated in the catalogue
- OMOTE 通用遥控器
BOM000287 · v1.0
BOM · 37 lineskicadProject type: 智能硬件
Key parts: XC6220B331, AP2112K-3.3, DW01A
Function hits: TFT / IPS LCD, Wireless SoC / wireless module, ESD / TVS protection
Why it matched Battery protection: Q6,U1 · Fuel gauge / battery monitor: U9 · Battery charger: U11Licence not stated in the catalogue
- rgb-led-nametag
BOM010061 · RGB-LED-nametag-48x16-main
BOM · 50 lineskicadProject type: 智能硬件
Key parts: led-panel-16x16, 74HC595, ESP32-PICO-D4
Function hits: Shift register / latch / flip-flop, Arm Cortex-M MCU, Wireless SoC / wireless module
Why it matched Battery charger: U29 · Battery protection: U30,Q21 · Fuel gauge / battery monitor: U31Licence not stated in the catalogue
- laptop - power-board
BOM013120 · power-board-20260922
BOM · 89 lineskicad4316 starsProject type: 电池充电与管理
Key parts: HUSB238, LTC2943, BQ7791501PWR
Function hits: Analog-to-digital converter (ADC), Wireless SoC / wireless module, ESD / TVS protection
Why it matched Fuel gauge / battery monitor: U2 · Battery protection: U3 · Battery charger: U4Licence MIT — as the catalogue declares it, not verified
- le_chiff_ble - le-chiff-ble
BOM014627 · le-chiff-ble-ccb37463
BOM · 40 lineskicad52 starsProject type: 接口转换及调试器
Key parts: TP4056, MS88SF2, DW01A
Function hits: OLED display, Rotary encoder / potentiometer / joystick, Key matrix / mechanical switches
Why it matched Battery charger: U1 · Battery protection: U4,U5Licence GNU — as the catalogue declares it, not verified
- le_chiff_ble - le-chiff-ble-hotswap
BOM014626 · le-chiff-ble-hotswap-ccb37463
BOM · 37 lineskicad52 starsProject type: 接口转换及调试器
Key parts: TP4056, MS88SF2, DW01A
Function hits: OLED display, Rotary encoder / potentiometer / joystick, Key matrix / mechanical switches
Why it matched Battery charger: U1 · Battery protection: U4,U5Licence GNU — as the catalogue declares it, not verified
- fox-jack - fox-jack-ext-board-top
BOM014930 · fox-jack-ext-board-top-942b3b97
BOM · 25 lineskicad22 starsProject type: 接口转换及调试器
Key parts: TP4056-42-ESOP8, DW01A
Function hits: Addressable RGB LED (WS2812 etc.), Core board / dev board module, Battery charger
Why it matched Battery charger: U1 · Battery protection: U2,Q1Licence GNU — as the catalogue declares it, not verified
- ecg_li - ecg-2-0
BOM014259 · ecg-2-0-2ef7906f
BOM · 34 lineskicad13 starsProject type: ESP
Key parts: TP4056-C21417, USBLC6-2SC6, 5V_switch
Function hits: RISC-V MCU, Wireless SoC / wireless module, ESD / TVS protection
Why it matched Battery charger: U2 · Battery protection: U11,U12Licence MIT — as the catalogue declares it, not verified
- zerophone-mod-pcbs - tp4056-stub-board
BOM015278 · tp4056-stub-board-2193c87a
BOM · 8 lineskicad12 starsProject type: 接口转换及调试器
Key parts: TP4056_BREAKOUT
Function hits: Battery charger, Battery protection, USB connector (Type-C / Micro / A)
Why it matched Battery charger: U1 · Battery protection: J3,J4Licence GNU — as the catalogue declares it, not verified
- bms-buck-boost
BOM008391 · main
BOM · 26 lineskicadProject type: 电池充电与管理
Key parts: MCP73831-2-OT, DW01A, TPS63020DSJR
Function hits: Rotary encoder / potentiometer / joystick, ESD / TVS protection, Battery charger
Why it matched Battery charger: U1 · Battery protection: U2,Q1Licence not stated in the catalogue
- ESP32-C3 Smart Board
BOM012051 · V1.0
BOM · 31 lineskicadProject type: 嵌入式系统
Key parts: ME6211C33M5G, ESP32-C3, TP4056
Function hits: RISC-V MCU, Wireless SoC / wireless module, Battery charger
Why it matched Battery charger: U3 · Battery protection: U5,Q1Licence not stated in the catalogue
- fox-jack
BOM006697 · FOX-JACK_EXT_BOARD_TOP
BOM · 25 lineskicadProject type: 嵌入式系统
Key parts: TP4056-42-ESOP8, DW01A
Function hits: Addressable RGB LED (WS2812 etc.), Core board / dev board module, Battery charger
Why it matched Battery charger: U1 · Battery protection: U2,Q1Licence not stated in the catalogue
- Garden133
BOM012056 · V1.0
BOM · 35 lineskicadProject type: 传感器
Key parts: SHTC3, RFM95W-915S2, NCP114ASN330T1G
Function hits: Wireless SoC / wireless module, Battery charger, Battery protection
Why it matched Battery protection: U5,Q1 · Battery charger: U6Licence not stated in the catalogue
- kitchen-timer
BOM007153 · pcb2
BOM · 26 lineskicadProject type: Microchip
Key parts: ATmega328-PU, FS8205A, DW01A
Function hits: 8-bit MCU (AVR / PIC / 8051 / STM8), Battery charger, Battery protection
Why it matched Battery protection: U2,U3 · Battery charger: IC1Licence not stated in the catalogue
- laptop
BOM004167 · Power-20260922
BOM · 89 lineskicadProject type: 智能硬件
Key parts: HUSB238, LTC2943, BQ7791501PWR
Function hits: Analog-to-digital converter (ADC), Wireless SoC / wireless module, ESD / TVS protection
Why it matched Fuel gauge / battery monitor: U2 · Battery protection: U3 · Battery charger: U4Licence not stated in the catalogue
- le_chiff_ble
BOM005651 · le_chiff_ble_hotswap
BOM · 37 lineskicadProject type: Nordic
Key parts: TP4056, MS88SF2, DW01A
Function hits: OLED display, Rotary encoder / potentiometer / joystick, Key matrix / mechanical switches
Why it matched Battery charger: U1 · Battery protection: U4,U5Licence not stated in the catalogue
- lion2cell01
BOM013027 · LION2CELL01-dual-series-cell
BOM · 49 lineskicadProject type: 电池充电与管理
Key parts: BQ29209, BQ24103, BQ34Z100
Function hits: Shift register / latch / flip-flop, Battery charger, Fuel gauge / battery monitor
Why it matched Battery protection: U1 · Battery charger: U2 · Fuel gauge / battery monitor: U3Licence not stated in the catalogue
- microByte
BOM000517 · v1.0
BOM · 48 lineskicadProject type: 智能硬件
Key parts: TCA9555RTWR, MT3608, TP4056
Function hits: Comparator, Operational amplifier, Audio power amplifier
Why it matched Battery charger: U1 · Battery protection: U2,Q1Licence not stated in the catalogue
- my-mesh-nodes
BOM012991 · hardware-stm32-v1-tinynode
BOM · 42 lineskicadProject type: 嵌入式系统
Key parts: APX803L40-33SA-7, TLV62568DDC, CN3791
Function hits: Battery charger, Battery protection, Buck regulator
Why it matched Battery charger: U3,U5 · Battery protection: U8Licence not stated in the catalogue
- thermal-camera
BOM009063 · thermal-camera-pcb
BOM · 41 lineskicadProject type: 测试测量仪器
Key parts: ESP32-S3-WROOM-1, MCP73871, MIC5504-3.3YM5
Function hits: Wireless SoC / wireless module, Battery charger, Battery protection
Why it matched Battery charger: U2 · Battery protection: U4,Q1Licence not stated in the catalogue
- TIDA-00712
BOM001938 · 1.0
BOM · 39 lineskicadProject type: TI
Key parts: BQ51003YFPR, BQ25120YFF, BQ29702DSER
Function hits: Battery charger, Fuel gauge / battery monitor, Battery protection
Why it matched Battery charger: U3 · Battery protection: U4 · Fuel gauge / battery monitor: U2Licence not stated in the catalogue
- TIDA-00883
BOM001983 · 1.0
BOM · 45 lineskicadProject type: TI
Key parts: BQ296100DSGT, BQ40Z55RSM
Function hits: Battery charger, Fuel gauge / battery monitor, Battery protection
Why it matched Battery charger: TP3 · Battery protection: U2 · Fuel gauge / battery monitor: U1Licence not stated in the catalogue
- TIDA-010030
BOM002690 · v1.0
BOM · 114 lineskicadProject type: 电机驱动
Key parts: TLV70433DBVR, BQ7694003DBTR, BQ76200PWR
Function hits: E-paper display, Isolated interface (CAN / RS-485 / USB / I2C), Optocoupler isolation
Why it matched Battery protection: U1,U14 · Fuel gauge / battery monitor: U4Licence not stated in the catalogue