500MB120 Datasheet, PDF (1/1 Pages) List of Unclassifed Manufacturers – Air Ultrasonic Ceramic Transducers

Air Ultrasonic Ceramic Transducers
500MB120
Dimensions: dimensions are in mm
Specification
500MB120
Center Frequency
Bandwidth (-6dB)
Transmitting Sound Pressure
Level
at 50.0Khz; 0dB re 0.0002µbar
per 10Vrms at 30cm
Receiving Sensitivity
at 50.0Khz 0dB = 1 volt/µbar
Sensitivity/Cross Talk Ratio
Nominal Impedance (Trans.)
Capacitance at 1Khz ±20%
Max. Driving Voltage (cont.)
Total Beam Angle -6dB
Dual
Transducer
50.0±1.0Khz
3Khz
113dB min.
-67dB min.
15 dB
1000 Ohm
2400 pF
20Vrms
30°
Operation Temperature
Storage Temperature
-20 to 70°C
-40 to 80°C
All specification taken typical at 25°C
Closer frequency tolerance can be supplied
upon request.
Impedance/Phase Angle vs. Frequency
Tested under 1Vrms Oscillation Level
Transmitter Impedance
Transmitter Phase
Receiver Impedance
Receiver Phase
100000
90
75
60
45
10000
30
15
0
-15
1000
-30
-45
-60
-75
100
-90
45 46 47 48 49 50 51 52 53 54 55
Frequency (Khz)
Sensitivity/Sound Pressure Level
Tested under 10Vrms @30cm
-50
130
-55
125
-60
120
-65
115
-70
110
-75
105
-80
100
-85
95
-90
90
45 46 47 48 49 50 51 52 53 54 55
Frequency (Khz)
Beam Angle: Tested at 50.0Khz frequency
330
300
270
0
30
0
-6
-12
60
-18
-24
-30
90
240
120
210
150
180
Supplied by Midas Components Ltd - 01493 602602 - www.midascomponents.co.uk