2 layers20.6 × 22 mm
2 layers23 × 19.5 mm
Large Tag Qi Charger
PULSE-SDU/PCB- Size
- 23 × 19.5 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 25
- Nets
- 23
- Pads
- 72
- Tracks, vias
- 94, 6
- Pours
- 7
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 14 Nov 2025
- Updated
- 23 Nov 2025
Overview
Large Tag Qi Charger is an open-source printed circuit board by PULSE-SDU, from the PULSE-SDU/PCB repository on GitHub. It is a 2-layer board of 23 × 19.5 mm with 25 parts on 23 nets, routed with 94 tracks and 6 vias.
It is built around the BQ51050BRHLR. Its parts include 11 capacitors, 8 resistors, 2 ICs and 1 diode. It belongs with the power boards of this library.
Main components
1README
README.mdPCB
Parts
25| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 10k | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5, R6, R7, R8 |
| 2 | 0.47uF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C4, C10 |
| 2 | 10nF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C3, C11 |
| 2 | 47nF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C2, C9 |
| 1 | 0.1uF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C6 |
| 1 | 1000pF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C8 |
| 1 | 1uF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C7 |
| 1 | 200 | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2 |
| 1 | 330 | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4 |
| 1 | 4.22k | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R3 |
| 1 | 4.7 μF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C5 |
| 1 | 4.7uF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1 |
| 1 | 422 | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1 |
| 1 | ADPL40502AUJZ-3.0-R7 | ADPL40502AUJZ-3.0-R7:SOT95P280X100-5N | IC2 |
| 1 | BQ51050BRHLR | qi chips:BQ51050BRHLR | IC1 |
| 1 | Battery_Cell | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | Bat1 |
| 1 | Conn_01x02 | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | OUT1 |
| 1 | L | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | QiInput1 |
| 1 | LED | Diode_SMD:D_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D2 |
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Questions
How big is the Large Tag Qi Charger PCB?
It measures 23 × 19.5 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Large Tag Qi Charger use?
25 parts, built around the BQ51050BRHLR. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Large Tag Qi Charger KiCad files?
From the PULSE-SDU/PCB repository on GitHub, at the commit this page was made from: the board is Large_Wireless/Large_Tag_Qi_Charger.kicad_pcb and its schematic Large_Wireless/Large_Tag_Qi_Charger.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Large Tag Qi Charger design in my own project?
Its repository states no licence, so its author keeps all rights: ask PULSE-SDU before reusing the design.