BatteryCharger
About the BatteryCharger PCB
BatteryCharger is an open source PCB design by BlockWorker, published on GitHub. It is a 4-layer board measuring 40 × 40 mm, with 48 components from 35 distinct parts.
Other key parts include the BQ24735 and NCP51460. By type, the board carries 18 capacitors, 13 resistors, 6 connectors, 5 transistors, 3 diodes and 2 ICs.
It belongs with the power & battery and audio designs in this gallery.
From the project
Compact, modular, versatile, hi-fi audio system concept.
Main components on the BatteryCharger
BatteryCharger bill of materials (BOM)
48 components, 35 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | BQ24735 | VQFN-20-1EP_3.5x3.5mm_P0.5mm_EP2.05x2.05mm | U1 |
| 1 | NCP51460 | SOT-23 | U2 |
| 2 | SiR638DP | PowerPAK_SO-8_Single | Q1, Q2 |
| 1 | SiR500DP | PowerPAK_SO-8_Single | Q3 |
| 1 | BSC059N04LS6 | Infineon_PG-TDSON-8FL_6.15x5.15mm | Q4 |
| 1 | SQJ868EP | PowerPAK_SO-8L_Single_Improved | Q5 |
| 1 | SYS | TE_2042274_Solder | J1 |
| 1 | ADAPTER | Molex_Mini-Fit_Max_2P_V_215915-1002 | J2 |
| 1 | BAT | TE_2042274_Solder | J3 |
| 1 | SMBus+STATUS | Amphenol_MINITEK_WTB_1.25_5P | J4 |
| 2 | GND_BRIDGE | HolePad_2.5mm_3.5mm | J5, J6 |
| 1 | BAS40-05 | SOT-23 | D1 |
| 1 | SS0840WS | D_SOD-323_HandSoldering | D2 |
| 1 | SL1M | D_SOD-123F | D3 |
| 1 | 3.3µH | L_Eaton_EXL1V0703 | L1 |
| 2 | 10nF | C_0603_1608Metric | C1, C13 |
| 2 | 1µF 50Vl | C_0805_2012Metric | C2, C5 |
| 1 | 2.2nF | C_0603_1608Metric | C3 |
| 7 | 0.1µF | C_0603_1608Metric | C4, C8, C9, C10, C16, C17, C18 |
| 2 | 10µF 35Vl x2 | C_1210_3225Metric | C6, C7 |
Show 15 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 2.2µF 50V | C_0805_2012Metric | C11 |
| 1 | 1µF | C_0603_1608Metric | C12 |
| 1 | 47nF | C_0603_1608Metric | C14 |
| 1 | 22µF 25V x2 | C_1210_3225Metric | C15 |
| 1 | 10Ω | R_0603_1608Metric | R1 |
| 1 | 4mΩ 2W | R_0612_1632Metric | R2 |
| 1 | 2Ω 1W | R_0508_1220Metric | R3 |
| 3 | 4.02kΩ | R_0603_1608Metric | R4, R5, R7 |
| 1 | 210kΩ | R_0603_1608Metric | R6 |
| 1 | 64.9kΩ | R_0603_1608Metric | R8 |
| 1 | 28kΩ | R_0603_1608Metric | R9 |
| 1 | 82kΩ | R_0603_1608Metric | R10 |
| 1 | 10mΩ 1.5W | R_0612_1632Metric | R11 |
| 1 | 47kΩ | R_0603_1608Metric | R12 |
| 1 | 10kΩ | R_0603_1608Metric | R13 |
BatteryCharger design files
The KiCad project lives in the BlockWorker/ModularAudio repository on GitHub; these links point at the commit this page was built from.
BatteryCharger: common questions
How big is the BatteryCharger PCB?
The BatteryCharger measures 40 × 40 mm, has 4 copper layers and is 1.6062 mm thick.
How many components are on the BatteryCharger?
48 components, from 35 distinct parts. The full bill of materials is listed on this page.
Where can I download the BatteryCharger design files?
From the BlockWorker/ModularAudio repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the BatteryCharger design in my own project?
The repository has no license, so all rights stay with BlockWorker. Use it as a reference, and ask the author before reusing the design.
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