T/R55.5-15.5E279Z-L19-01 Piezo Ultrasonic Sensor SummaryUPA ultrasonic sensor is the core component of Parking System. It uses ultrasound to measure the distance between the vehicle and the front and rear obstructions.
T/R55.5-15.5E279Z-L19-01 Piezo Ultrasonic Sensor Applications• Parking assist system
• Blind zone detection
T/R55.5-15.5E279Z-L19-01 Piezo Ultrasonic Sensor Electrical Specifications• Resonant frequency: 55.5±1.0KHz
• Sensitivity: 480-1000μS
• Directivity(deg) X-axis: 90 ± 15 (Typical)
• Directivity(deg) Y-axis: 45 ± 10 (Typical)
• Capacitance: 1300pF ± 20%
• Operating temperature: -40 ℃ ~ +85 ℃
• Storage temperature: -40 ℃ ~ +85 ℃
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