Matek Hall Current Sensor 150A
by Matek Systems

The Matek Hall Current Sensor 150A is a high-performance sensor designed for accurate DC current measurement in a wide range of applications. Utilizing Hall effect technology, this sensor offers no voltage drop and minimal heat generation, ensuring efficient power monitoring. The factory-calibrated sensitivity and offset make it ideal for real-time current sensing in drones, UAVs, and robotics, providing continuous current measurements from 0 to 150A DC.

With a sensitivity of 20mV/A, the sensor is perfect for integration with INAV, Betaflight, and ArduPilot. It offers a voltage sense range of 0-69V, and its compact, lightweight design makes it suitable for various UAV systems and high-precision applications. The sensor's 5% current output error and voltage offset of ±10mV ensure reliable, accurate readings even under demanding conditions.

Specifications:

Core Features:

• Technology: Hall Effect Current Sensor
• Continuous Current Rating: 0-150A DC
• Sensitivity: 20mV/A
  • INAV/BF Scale = 200
  • ArduPilot BATT_AMP_PERVLT = 50
• Voltage Sense Range: 0-69V (VBAT)
  • INAV Scale = 2100
  • BF Scale = 210
  • ArduPilot BATT_VOLT_MULT = 21.0
• Current Output Voltage Error: ±5%
• Voltage Offset Error at Zero Current: ±10mV

Power & Environmental:

• Power Consumption: 17mA
• Operating Temperature Range: -30°C to 80°C
• Input Voltage Range: 4-13V (for HCS-150A board)

Physical Specifications:

• Size: 23mm x 20mm x 23mm
• Weight: 7g
• Mounting: Soldering Pads for Vbat, Curr, and GND

Connections:

• Vbat: Voltage sense (0~69V)
• Volt: Output voltage (0~3.3V)
• Curr: Current signal output (0~3.3V)
• 5V: Power supply (4~13V)
• TX/RX: Firmware update and configuration

Additional Features:

• Factory Calibrated: Sensitivity and offset
• Tips: Mount away from magnetic materials and iron to ensure accurate readings