55.5khz 15.5mm UUltrasonic transducers for automotive parking systems automotive reverse collision avoidance devices ultrasonic sensor
Price:
negotiable
MOQ:
1000PCS
Delivery Time:
10~20days
Brand:
TAIMI
Product Description
TM-A55.5-15.5TR Ultrasonic Transducer
55.5kHz 15.5mm ultrasonic transducers designed for automotive parking systems and reverse collision avoidance devices.
Product Overview
• Structural Type: Waterproof and sealed design
• Usage Type: Transmit and receive functionality
• Applications: Ultrasonic distance measurement, automotive reverse collision avoidance, parking assist systems
• Key Advantages: Wide bandwidth, high sensitivity, excellent signal-to-noise ratio, simple structure, reliable operation, lightweight
Performance Parameters
| No. | Test Item | Test Conditions | Acceptance Criteria | Test Equipment |
|---|---|---|---|---|
| 1 | Center Frequency (kHz) | Room temperature 25±3°C | 55.5±1 | Frequency Scanner |
| 2 | Capacitance (pF) | 1kHz; Room temperature 25±3°C | 1500±20% | LCR Digital Bridge |
| 3 | Angle (°) | Room temperature 25±3°C; Customer mainboard | X-axis: 105±10 Y-axis: 55±10 |
Mainboard KM/K04055.5001 Oscilloscope Tektronix |
| 4 | Residual Vibration (ms) | Room temperature 25±3°C; Customer mainboard | 1.08-1.72 | Mainboard KM/K04055.5001 Oscilloscope Tektronix |
| 5 | Echo Sensitivity (μs) | Room temperature 25±3°C; Customer mainboard | 280-560 | - |
| 6 | Insulation Resistance (MΩ) | DC Voltage 100V | ≥100 | Insulation Resistance Tester |
| 7 | Sound Pressure (dB) | Room temperature 25±3°C; Distance: 30cm | ≥108 | Sound Level Meter |
| 8 | Operating Temperature (°C) | -40 to +85 | Qualified | High/Low Temperature Chamber |
| 9 | Storage Temperature (°C) | -40 to +85 | Qualified | High/Low Temperature Chamber |
| 10 | Maximum Driving Voltage (Vp-p) | Pulse Width 0.8ms, Interval 60ms | 150 | Oscilloscope |
Environmental Characteristics
| No. | Test Item | Test Conditions | Acceptance Criteria | Sample Quantity |
|---|---|---|---|---|
| 1 | Temperature Characteristics | -40°C to +85°C cycling | Sensitivity variation ≤30% Residual vibration ≤2.4ms |
5 PCS |
| 2 | Damp Heat Test | 60°C, RH 90-95%, 1000 hours | Sensitivity variation ≤30% Residual vibration ≤2.4ms |
5 PCS |
| 3 | Shock Test | 100G sinusoidal, 3 axes | Sensitivity variation ≤30% Residual vibration ≤2.4ms |
5 PCS |
| 4 | Vibration Test | 1.5mm amplitude, 10-50Hz, 3 hours per axis | Sensitivity variation ≤30% Residual vibration ≤2.4ms |
5 PCS |
| 5 | High Temperature Test | +85°C, 1000 hours | Sensitivity variation ≤30% Residual vibration ≤2.4ms |
5 PCS |
| 6 | Low Temperature Test | -40°C, 1000 hours | Sensitivity variation ≤30% Residual vibration ≤2.4ms |
5 PCS |
| 7 | Temperature Cycling | -40°C to +85°C, 1000 cycles | Sensitivity variation ≤30% Residual vibration ≤2.4ms |
5 PCS |
| 8 | Drop Test | 1m free drop, 10 times | Sensitivity variation ≤30% Residual vibration ≤2.4ms |
5 PCS |
Product Dimensions
Unit: mm
Packaging Specifications
• Vacuum-formed box: 350×240×27mm
• Inner packaging: 355×245×220mm
• Outer packaging: 520×380×245mm
• Each box contains 100 pieces
• Each carton contains 1100 pieces
• Outer packaging contains 2200 pieces
Angle Testing & Waveform Diagrams
Important Usage Notes
• For gaseous environments only - not suitable for liquids
• Environmental tests must be performed under short-circuit conditions
• Avoid straightening lead wires during assembly
• Use soft rubber gasket when adding outer casing
• Prevent exposure to severe conditions: impact, vibration, high humidity, corrosive environments
• Do not exceed maximum input voltage specifications
Contact Information
Email: sales88@taimihk.com
Mobile/WhatsApp: +86 13538467125
Our Services
• 24-hour response to inquiries
• Professional technical support in English
• Customized design solutions available
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
TaiMi(Shenzhen) electronics technology Co.,ltd
Location
A04 10 B Blocks of Shenzhen Bay Science and Technology Eco-Park SHENZHEN,Guandong,CHINA 518052
Contact Person
Cherry liu