Humidity and Temperature Sensor

RCWL-0516 Microwave Radar Sensor

Posted On June 25, 2019 at 6:42 am by / Comments Off on RCWL-0516 Microwave Radar Sensor

Operating Voltage4-28V
Storage Temperature-40~100 celsius
Operating Current2.8mA (typical); 3mA (max)
Detection Distance5-9m
Transmitting Power20mW (typical); 30mW (max)
Output Voltage3.2-3.4V
Output Voltage Driving Capacity100mA
Output Control Low Level0V
Output Control High Level3.3V
Operating Temperature20~80 celsius


  • Equipped with RCWL-9196 chip supporting 4-28V wide voltage input, high level signal output when detecting the motion with active repeat trigger
  • 360 degree no blind angle detection with 5-7m deteciting distance, the detection not affected by the surroundings, better performance than the IR sensor
  • Support night detecting function turn on /off, adjustable repeat trigger time and detecting distance by add the SMD components to the corresponding pins
  • Working Voltage: DC 4-28V, Board Size: 35.9 X 17.3mm/1.41 X 0.68inch


  • Operating Voltage: 4-28V
  • Operating Current: 2.8mA (typical); 3mA (max)
  • Detection Distance: 5-9m
  • Transmitting Power: 20mW (typical); 30mW (max)
  • Output Voltage: 3.2-3.4V
  • Output Voltage Driving Capacity: 100mA
  • Trigger Way: repeat trigger
  • Output Control Low Level: 0V
  • Output Control High Level: 3.3V
  • Operating Temperature: -20~80 celsius
  • Storage Temperature: -40~100 celsius

Adjustment Part Introduction:

Pin Definition:

  • 3V3:3V3 power output
  • GND:ground
  • OUT:control output;when detect moving objects,it will output high level
  • VIN:input voltage,4-28V
  • CDS:enable control chip,lower than 0.7V,OUT will output low level all the time