Ultrasonic Sensors

400ST100

Manufacturer Part Number400ST100
DescriptionUltrasonic Sensors
ManufacturerPROWAVE
400ST100 datasheet
 

Specifications of 400ST100

Sensitivity112dBBeam Angle72°
External Diameter9.7mmOperating Temperature Range-30°C To +80°C
Length/height, External6.7mmLead Spacing5mm
Body MaterialAluminumFrequency40kHz
Capacitance1900pFRohs CompliantYes
Lead Free Status / RoHS StatusLead free / RoHS Compliant  
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Air Ultrasonic Ceramic Transducers
Specification
400ST100
marked with white spot
400SR100
Center Frequency
Bandwidth (-6dB) 400ST100
400SR100
Transmitting Sound Pressure
Level
at 40.0Khz; 0dB re 0.0002 bar
per 10Vrms at 30cm
Receiving Sensitivity
at 40.0Khz 0dB = 1 volt/ bar
Capacitance at 1Khz
20%
Max. Driving Voltage (cont.)
Total Beam Angle
-6dB
Operation Temperature
Storage Temperature
All specification taken typical at 25 C
Closer frequency tolerance can be supplied
upon request.
Model available:
1
400ST/R100
Aluminum Housing
2
400ST/R10B
Black Al. Housing
3
400ST/R10P
Plastic Housing
Supplied by Midas Components Ltd - 01493 602602 - www.midascomponents.co.uk
Dimensions:
Impedance/Phase Angle vs. Frequency
Tested under 1Vrms Oscillation Level
400SR100 Impedance
400SR100 Phase
400ST100 Impedance
400ST100 Phase
100000
Transmitter
10000
Receiver
1000
40.0 1.0Khz
2.5Khz
100
35
3.0Khz
112dB min.
Sensitivity/Sound Pressure Level
Tested under 10Vrms @30cm
-50
-70dB min.
-55
-60
-65
1900 pF
-70
-75
10Vrms
-80
-85
-90
72 typical
35
36
-30 to 80 C
Beam Angle:
-40 to 85 C
270
400ST/R100
Dimensions are in mm
36
37
38
39
40
41
42
43
44
Frequency (Khz)
37
38
39
40
41
42
43
44
Frequency (Khz)
Tested at 40.0Khz frequency
0
330
30
0
-6
300
60
-12
-18
-24
-30
90
240
120
210
150
180
90.0
75.0
60.0
45.0
30.0
15.0
0.0
-15.0
-30.0
-45.0
-60.0
-75.0
-90.0
45
130
125
120
115
110
105
100
95
90
45

400ST100 Summary of contents

  • Page 1

    ... Air Ultrasonic Ceramic Transducers Specification 400ST100 marked with white spot 400SR100 Center Frequency Bandwidth (-6dB) 400ST100 400SR100 Transmitting Sound Pressure Level at 40.0Khz; 0dB re 0.0002 bar per 10Vrms at 30cm Receiving Sensitivity at 40.0Khz 0dB = 1 volt/ bar Capacitance at 1Khz 20% Max. Driving Voltage (cont.) Total Beam Angle ...

  • Page 2

    ... Center Frequency Shift vs. Temperature 5.0 4.0 3.0 2.0 1.0 0.0 -1.0 -2.0 -3.0 -4.0 -5.0 -40 -30 -20 - Temperature (Degree C) 400ST100 Transmitter SPL Variation vs. Driving Voltage 39K 100K 390K Center Frequency Shift vs. Driving Voltage 39K 100K 390K SPL Variation vs. Temperature 100 Center Frequency Shift vs. Temperature ...