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