ISU55.5-15.5TRAO
55.5kHz ultrasonic ranging transducer for safe obstacle avoidance when reversing in automobiles
Ultrasonic Transducer, Waterproof, Integrated Design, High Sensitivity, Automotive Safety, Collision Avoidance, Low Noise Ratio, Lightweight, Reliable Operation
The ISU55.5-15.5TRAO is a cutting-edge ultrasonic transducer specifically designed for various applications, including ultrasonic distance measurement and automotive reversing safety systems. This product is engineered with a waterproof and sealed casing, ensuring durability and reliability even in challenging environments.
Featuring a remarkable center frequency of 55.5 kHz, the transducer boasts a high sensitivity and excellent signal-to-noise ratio, delivering precise measurements essential for safety in vehicular applications. Its integrated design allows for ease of integration into existing systems, simplifying installation processes. Weighing in at a modest size, the ISU55.5-15.5TRAO provides flexibility and versatility for manufacturers seeking robust and efficient solutions for distance measurement and collision avoidance systems. This cutting-edge technology ensures a safer driving experience by accurately detecting obstacles in reversing scenarios.
Specification
| Test Item | Test Conditions | Test Standards | Remarks |
|---|---|---|---|
| Center Frequency (kHz) | Room temperature 25±3 (℃) | 55.5±1 | Frequency scanner |
| Capacitance (pF) | 1 kHz; 25±3℃ | 1500±20% | LCR digital bridge |
| Angle (°) | Room temperature 25±3 (℃), probe height 60 cm, distance to detection object 60 cm, detection object is Ф75mm PVC pipe, pipe height 1m, test environment requires no obstacles within 2m radius, tested as per Fig.1 | X-axis Direction: 105±10 (°) Y-axis Direction: 55±10 (°) |
Mainboard No: KM/K00655.5001 |
| Residual Vibration (ms) | Room temperature 25±3 (℃), simulated test mainboard, readings as shown in Fig.2 | 0.9ms ≤ Residual Vibration ≤ 1.5ms | Mainboard No: KM/K05655.5001 |
| Echo Sensitivity (us) | Room temperature 25±3 (℃), distance: 0.8m, obstacle: Ф75mm*1000mm PVC pipe, readings as shown in Fig.2 | Comparison lower limit sample (reference value ≥240) | Mainboard No: KM/K05655.5001 |
| Sensitivity (dB) | Transmission frequency: (55.5±1) kHz 0dB=10V/Pa | -81 | Reference value |
| Sound Pressure (dB) | Distance: 30cm, input voltage: 10Vrms 0dB=2x10^5Pa | ≥108 | Reference value |
| Maximum Driving Voltage (Vp-p) | Pulse width 0.8ms, interval 60ms | 150 | Oscilloscope reference |
| Working Temperature (℃) | -40 to +85 (℃) | Qualified | High and low temperature chamber |
| Storage Temperature (℃) | -40 to +85 (℃) | Qualified | High and low temperature chamber |
External dimensions / Test waveform diagram
Typical Applications
The 55.5kHz ultrasonic transducer is ideal for automotive reversing and collision avoidance systems. This innovative device can be integrated into vehicles to enhance safety by detecting nearby objects, allowing drivers to avoid potential accidents while reversing. Its waterproof design makes it suitable for outdoor use in varying weather conditions, ensuring that the sensor operates reliably whether rain, shine, or extreme temperatures are present.
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