12mm 15khz reminding sound cheap piezoelectric crystal

12mm 15khz reminding sound cheap piezoelectric crystal     Product Description Applications: Clocks, calculators, telephones, washing machines, speakers, relay, fan, VTR auto tracking devices,  flow control valve, micro-displacement positioner. Main products: piezo ceramic plate, piezo atomizer, piezo buzzer, piezo sounders, ultrasonic transducers, sensor, speaker , piezoelectric horns, and electro-magnetic buzzers.                       PIEZO ELEMENT SPECIFICATION  

Customer:				Part No:
Product: Piezoelectric elements				SWT Part No: 3B12+15EA
Configuration
Appearance and dimension: see the drawing
Material				Piezoelectric
Configuration				1:plane√            2:discal
Electrode form				A: fullness √        B: feedback
Metal material				B: brass √ S: stainless steel N: nickel
Electrical specification
Resonant frequency (kHz)				Fs=15±1.5
Resonant impedance  (Ω)				Rr≤800Ω
Capacitance at 120Hz (NF)				Co =6.0±30%
Standard Test Conditions				Temperature:25±1℃ Humidity :45%~75% Air Pressure:86~106kPa
Operating temperature (℃)				-20~+70
Storage temperature (℃)				-30~+80
Piezoelectric elements  Manual Soldering process			Soldering  Parameter
			Temp.( ℃)		Time(Sec.)	Times
Lead Free		silver electrode	300±10		2 second or less.	1~2
		metal plate	320±10		3 second or less.	1~2
Solder Dot:   Diameter MAX 3.0mm,   High MAX 1.5mm,  Soldering sequence:   1, silver electrode      2, metal plate

      Application Clocks,Calculators,Telephones,Washing machines,Various(Burglar alarms,etc) Speaker, relay, fan, VTR auto tracking devices, flow contral valve, Miicro-displacement positioner.       Product Overviews 1. Extremely clear sound 2. Ultra thin and light weight 3. No contacts no noise and highly reliable 4. Low consumption 5. Large displacement by low voltage 6. Fast response time 7. High energy conversion efficiency 8. Without electromagetic noise 9. Wide range of working temperature      Features   1. Extremely clear sound 2. Ultra thin and light weight 3. No contacts no noise and highly reliable 4. Low consumption 5. Large displacement by low voltage 6. Fast response time 7. High energy conversion efficiency 8. Without electromagetic noise 9. Wide range of working temperature   Our Services   FAQ   Company Information SWT company was established in 1991. We are a professional enterprise specialized in researching, producing and selling various piezoelectric components, including piezoelectric ceramic elements, buzzers, atomizers, ultrasonic transducers, piezoelectric actuators, sensors, SAW touch panel, alarm siren and micro speakers. Our monthly output is 35 million pieces.  Nowadays, we have over 500 employees, a 24,000-square-meters manufacturing plant, and 300 sets of testing facilities and instruments, involving large scale automatic tunnel furnaces.    SWT has passed ISO9001:2008 and ISO14001:2004 validation. There are 70 senior engineers working in our plant, who have gained leading technical competence in design and production of piezoelectric acoustic components. Our products have been applied to the fields such as high-end automotive electronics, household appliances, IT, communication terminal, health and beauty care, textile machinery, navigation, aerospace, satellite positioning, national defense science and technology. SWT provides high quality products with competitive prices, short lead time and considerate service. We have won the favor and recognition of many famous customers.    ODM&OEM are also welcome.     Certifications   Main Clients    

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Product Categories : Ceramic element > Ceramic element(External drive)