BeStar BPU1840IFAH09 - Manual (Page 2)

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3.Technical terms
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1.Applications
BPU1840IFAH09
2.Features
This specification covers the water proof type ultrasonic
ceramic transducer which are used for ultrasonic ranging
and parking sensor of automobile.
2.1) Water proof and dual use
2.2) Compact and light weight.
2.3) High sensitivity and sound pressure.
2.4) Less power consumption.
2.5) High reliability
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Ultrasonic Sensor
BPU1840IFAH09
李红元
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Drawn by:
Date:
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Checked by:
Approved by:
www.be-star.com [email protected]
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Date
倪雪晴
Drawn
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B
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Rev.
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BESTAR ELECTRONICS INDUSTRY CO.,LTD
Note
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Page:2 of 10
Item Unit Specification
Construction Water Proof
Using Method Dual Use
Center Frequency Hz 40 ±1k
Sound Pressure Level dB ≥90(30cm/10Vrms )
Sensitive dB ≥-90dB/V/μbar
Beam pattern ° 110×50deg
Capacitance pF 2000 ±25% at1KHz
Operating Tem.Range ℃ -40 to 85℃
Storage Tem.Range ℃ -40 to 85℃
Allowable Input Voltage Vp-p 160 V
Housing Material Aluminum
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DRG NO: BS/TEU01.324A
邹皓轩
倪雪晴
2010.11.30
2010.11.30
Acous tics & Sensor