250SR180 PROWAVE, 250SR180 Datasheet - Page 2

• Manufacturer Part Number: 250SR180
• Description: RECEIVER, ULTRASONIC, 25KHZ, 18MM
• Manufacturer: PROWAVE

Specifications of 250SR180

• Sensor Type: Receiver
• Sensitivity: -62dB
• Beam Divergence: 95°
• External Diameter: 18.2mm
• Operating Temperature Range: -30°C To +80°C
• Svhc: No SVHC (18-Jun-2010)
• Angle: 95°
• Frequency: 25kHz
• Capacitance: 2400pF
• Rohs Compliant: Yes
• External Length / Height: 14.2mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

250SR180 Receiver
Sensitivity Variation vs. Loaded Resistor
Center Frequency Shift vs. Loaded Resistor
Sensitivity Variation vs. Temperature
Center Frequency Shift vs. Temperature
Air Ultrasonic Ceramic Transducers
-40
-45
-50
-55
-60
-65
-70
-75
-80
-1.0
-2.0
-3.0
-4.0
-5.0
-40
-45
-50
-55
-60
-65
-70
-75
-80
-1.0
-2.0
-3.0
-4.0
-5.0
5.0
4.0
3.0
2.0
1.0
0.0
5.0
4.0
3.0
2.0
1.0
0.0
1K
-40 -30
-40 -30 -20 -10
1K
-20 -10
3.9K
3.9K
0
0
10
Loaded Resistor (Ohm)
Temperature (Degree C)
Loaded Resistor (Ohm)
Temperature (Degree C)
10
10K
10K
20
20
30
30
40
40
39K
39K
50
50
60
60
100K
100K
70
70
80
80
90
90
390K
390K
100
100
250ST180 Transmitter
SPL Variation vs. Driving Voltage
Center Frequency Shift vs. Driving Voltage
SPL Variation vs. Temperature
Center Frequency Shift vs. Temperature
130
125
120
115
110
105
100
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
-5.0
-5.5
-6.0
130
125
120
115
110
105
100
-1.0
-2.0
-3.0
-4.0
-5.0
0.0
5.0
4.0
3.0
2.0
1.0
0.0
95
90
95
90
-40 -30 -20 -10
-40 -30 -20 -10
0
0
2
2
4
4
6
6
8
8
0
0
10
10
10
Temperature (Degree C)
Temperature (Degree C)
10
12
12
20
20
14
14
Vrms
Vrms
30
30
16
16
40
40
18
18
50
50
20
20
60
60
22
250ST/R180
22
70
70
24
24
80
80
26
26
90 100
90
28
28
100
30
30