Electronic Components
KY-003 Hall Magnetic Sensor
Shopping information
The KY-003 Hall Magnetic Sensor module is a switch that reacts to the presence of a magnetic field, turning itself on or off. Compatible with popular microcontrolers like Arduino, Raspberry Pi and ESP32.
This module offers a digital output, it looks similar to theKY-035analog hall magnetic sensor, and it is functionally similar to theKY-024, a digital/analog magnetic sensor.
KY-003 Specifications
This module consists of a 3144EUA-S Hall-effect switch, a 680 resistor, an LED and 3 male header pins.
| Operating Voltage | 4.5V to 24V |
| Operating Temperature Range | -40C to 85C [-40F to 185F] |
| Board Dimensions | 18.5mm x 15mm [0.728in x 0.591in] |
Connection Diagram
Connect the board power line (middle) and ground (-) to +5 and GND on the Arduino respectively.
Connectsignal (S) to pin 3 on the Arduino.
| KY-003 | Arduino |
|---|---|
| S | Pin 3 |
| middle | +5V |
| GND |
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