VoltageTap A
About the VoltageTap A PCB
VoltageTap A is an open source PCB design by Gregification, published on GitHub under the MIT license. It is a 2-layer board measuring 50 × 105 mm, with 141 components from 35 distinct parts.
Other key parts include the ISOW7741, XM0G3507QPTRQ1, 2PD2150-QX, PBQ76952PFBT and FCX495. By type, the board carries 59 resistors, 28 capacitors, 25 ICs, 17 diodes, 3 connectors and 1 transistor.
It belongs with the power & battery designs in this gallery.
From the project
Battery Management System
BMS for University Of Texas At Arlington's FSAE Race team's E27 vehicle. > point of contact for this repo is George Boone
Main components on the VoltageTap A
VoltageTap A bill of materials (BOM)
141 components, 35 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ISOW7741 | SOIC-20W_7.5x12.8mm_P1.27mm | U101 |
| 1 | XM0G3507QPTRQ1 | PT0048A-IPC_B | U102 |
| 14 | 2PD2150-QX | SOT-89-3 | U203, U204, U205, U206, U207, U208, U209, U210 +6 |
| 1 | PBQ76952PFBT | BQ76952_PFB48_TEX | U217 |
| 1 | FCX495 | SOT-89-3 | U218 |
| 1 | ISOM8600DFGR | SOIC4_DFG_TEX-M | U301 |
| 1 | MCP2542FDxMF | SOIC-8_3.9x4.9mm_P1.27mm | U302 |
| 2 | Si1450DH | SOT-363_SC-70-6 | U303, U305 |
| 1 | LM74502 | SOT-23-8_Handsoldering | U304 |
| 1 | AP7384-50SA | SOT-23 | U306 |
| 1 | AP7381-33SA-7 | SOT-23 | U307 |
| 1 | MMBT5550L | SOT-23 | Q301 |
| 1 | HRLV | Molex_Micro-Fit_3.0_43045-0600_2x03_P3.00mm_Horizontal | J101 |
| 1 | Conn_01x18_Pin | PinHeader_1x18_P2.54mm_Vertical | J102 |
| 1 | Conn_01x06_Pin | PinHeader_1x06_P2.54mm_Vertical | J104 |
| 1 | SW_Push | wurth elektronik 4.7x3.5mm side push button | SW101 |
| 7 | Thermistor | R_1206_3216Metric | TH101, TH102, TH103, TH104, TH105, TH106, TH107 |
| 14 | TS4148 | D_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D203, D204, D205, D206, D207, D208, D209, D210 +6 |
| 2 | ES1D | D_SMA | D217, D218 |
| 1 | green | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D301 |
Show 15 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | 1u | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C101, C103, C220, C221 |
| 6 | 220n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C102, C105, C106, C301, C303, C306 |
| 4 | 10u | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C104, C219, C304, C305 |
| 14 | 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C203, C204, C205, C206, C207, C208, C209, C211 +6 |
| 1 | 88.7k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R101 |
| 4 | 10k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R103, R253, R256, R307 |
| 1 | 40.2k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R106 |
| 1 | 100k | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R107 |
| 14 | 36 | imperial wide resistor R_ 3264 | R203, R204, R205, R206, R207, R208, R209, R228 +6 |
| 17 | 100 | R_0805_2012Metric | R212, R213, R214, R215, R216, R217, R218, R237 +9 |
| 14 | 226 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R221, R222, R223, R224, R225, R226, R227, R245 +6 |
| 2 | 4.99k | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R254, R302 |
| 2 | 97.6k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R301, R306 |
| 2 | 750 | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R303, R305 |
| 1 | 2.4k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R304 |
VoltageTap A design files
The KiCad project lives in the Gregification/BeeMS repository on GitHub; these links point at the commit this page was built from.
VoltageTap A: common questions
How big is the VoltageTap A PCB?
The VoltageTap A measures 50 × 105 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the VoltageTap A?
141 components, from 35 distinct parts. The full bill of materials is listed on this page.
Where can I download the VoltageTap A design files?
From the Gregification/BeeMS repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the VoltageTap A design in my own project?
Yes, under the terms of its MIT license, which Gregification chose for the repository.
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