2003-hall sensor
DB375237·smarties·hardware/2003-hall-sensor/2003-hall-sensor.kicad_pcb
About the 2003-hall sensor PCB
2003-hall sensor is an open source PCB design by DB375237, published on GitHub under the CC-BY-SA-4.0 license. It is a 2-layer board measuring 25.4 × 38.1 mm, with 16 components from 11 distinct parts.
Other key parts include the LMV393. By type, the board carries 7 resistors, 3 diodes, 2 connectors, 1 IC and 1 capacitor.
It belongs with the robotics & motion, sensors and iot & wireless designs in this gallery.
From the project
A basic Arduino-based bluetooth-controlled dispenser for Smarties™
KiCad project of the board for the comparators for signal coming from Hall effect sensors.
It's based on the LMV393 low voltage comparator.
(required only for "analog" Hall sensors - not used in the prototype built - UNTESTED DESIGN )
Copyright © 2020-2021 DB375237 (Dario B.)
The hardware part of the Smarties™ Dispenser project is licensed under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal

Main components on the 2003-hall sensor
2003-hall sensor bill of materials (BOM)
16 components, 11 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LMV393 | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 1 | to sensors | PinHeader_1x04_P2.54mm_Vertical | J1 |
| 1 | to board | PinHeader_1x04_P2.54mm_Vertical | J2 |
| 2 | 10K | Potentiometer_Vishay_TS53YL_Vertical | RV1, RV2 |
| 1 | A | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D2 |
| 1 | PWR | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D3 |
| 1 | B | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D6 |
| 1 | 0.1uF | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C1 |
| 3 | 1K | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R1, R3, R6 |
| 2 | 100K | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R2, R5 |
| 2 | 10K | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R4, R8 |
2003-hall sensor design files
The KiCad project lives in the DB375237/smarties repository on GitHub; these links point at the commit this page was built from.
2003-hall sensor: common questions
How big is the 2003-hall sensor PCB?
The 2003-hall sensor measures 25.4 × 38.1 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the 2003-hall sensor?
16 components, from 11 distinct parts. The full bill of materials is listed on this page.
Where can I download the 2003-hall sensor design files?
From the DB375237/smarties repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the 2003-hall sensor design in my own project?
Yes, under the terms of its CC-BY-SA-4.0 license, which DB375237 chose for the repository.
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