Bimorph Piezo Disc Benders Ceramic Actuator for Ultrasonic Sensors
Product Description
Electric Piezo Diaphragm Piezo Bender Element for Car Buzzer
WuHan Piezohannas Tech.Co .,Ltd is a manufactuer of piezoelectric ceramics ,ultrasonic transducers with strong technology force.With a quality management system and research & development sector,our products are extensively used in most applications.
Size Parameters :
Item |
Configuration
|
Dimension |
20±0.2mm |
Thickness |
0.21±0.05mm |
Material |
Metal and Ceramic |
Resonant frequency (kHz) Fs |
3.8kHz
|
Resonant impedance (Ω) Rr |
<500Ω |
Capacitance at 120Hz (NF) Co |
28±30% |
Standard Test Conditions |
Temperature：25±1℃ Humidity ：45%～75% Air Pressure：86～106kPa |
Configuration |
Plane |
Electrode form |
Fullness |
Storage temperature (℃) |
-30～+80 |
Operating temperature (℃) |
-20～+70 |
Typical Applications of a Piezo Disc Bender:
1.smoke detectors
2.buzzers and speakers
3.household appliance alarms and warning signals
4.watch alarms