Smart sensor battery pack
About the Smart sensor battery pack PCB
Smart sensor battery pack is an open source PCB design by FeatureNAB, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 23 × 56 mm, with 30 components from 20 distinct parts.
Other key parts include the BQ21040DBV, TPS7A0533PDBV, BQ29700, CSD85301Q2 and SHTC3. By type, the board carries 12 resistors, 6 capacitors, 5 ICs, 4 connectors, 1 transistor and 1 battery holder.
It belongs with the power & battery and sensors designs in this gallery.
From the project
KiCad Design files for the Smart Sensor Battery Pack project
Main components on the Smart sensor battery pack
Smart sensor battery pack bill of materials (BOM)
30 components, 20 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | BQ21040DBV | SOT-23-6 | U2 |
| 1 | TPS7A0533PDBV | SOT-23-5 | U4 |
| 1 | BQ29700 | WSON-6_1.5x1.5mm_P0.5mm | U5 |
| 1 | CSD85301Q2 | CSD85301Q2 | U6 |
| 1 | SHTC3 | Sensirion_DFN-4-1EP_2x2mm_P1mm_EP0.7x1.6mm | U7 |
| 1 | AO3401A | SOT-23 | Q1 |
| 1 | Upper MCU Socket | PinSocket_1x07_P2.54mm_Vertical_SMD_Pin1Left | J1 |
| 1 | Lower MCU Socket | PinSocket_1x07_P2.54mm_Vertical_SMD_Pin1Right | J2 |
| 1 | Sensor Socket | PinSocket_1x07_P2.54mm_Vertical_SMD_Pin1Right | J3 |
| 1 | 5-pin Socket | PinSocket_1x05_P2.54mm_Vertical_SMD_Pin1Left | J5 |
| 1 | 1096 | BAT_1096 | BT1 |
| 1 | LED | LED_0402_1005Metric | D1 |
| 3 | 2.2uF@16v | C_0603_1608Metric | C1, C2, C3 |
| 3 | 100nF@16v | C_0402_1005Metric | C4, C5, C6 |
| 1 | 1.2k | R_0402_1005Metric | R1 |
| 3 | 10k | R_0402_1005Metric | R2, R9, R10 |
| 2 | 2.2k | R_0402_1005Metric | R3, R8 |
| 1 | 330 | R_0402_1005Metric | R4 |
| 4 | 5.1M | R_0402_1005Metric | R5, R6, R11, R12 |
| 1 | 100k | R_0402_1005Metric | R7 |
Smart sensor battery pack design files
The KiCad project lives in the FeatureNAB/smart-sensor-battery-pack repository on GitHub; these links point at the commit this page was built from.
- Layoutsmart_sensor_battery.kicad_pcb
- Schematicsmart_sensor_battery.kicad_sch
Smart sensor battery pack: common questions
How big is the Smart sensor battery pack PCB?
The Smart sensor battery pack measures 23 × 56 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Smart sensor battery pack?
30 components, from 20 distinct parts. The full bill of materials is listed on this page.
Where can I download the Smart sensor battery pack design files?
From the FeatureNAB/smart-sensor-battery-pack repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Smart sensor battery pack design in my own project?
It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.
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