Top Sale High Quality Active SMD Buzzer

Product Description
Model NO.: buzzer Transmission Mode: Air-conduction Transducer Principle: Piezoelectric Earphone Radiation Mode: Indirect Radiation Type WORD nChannels: 7.1Channel Rated Voltage: 5V Max.Current Consumption: 30mA Min. Sound Output at 10cm: 85dB Storage Temperature: -30~+80ºC Diameter: 10mm~53mm Trademark: Xuhai Specification: Mulit Dimensions Category: Buzzer Cone: Paper Cone Style: Mini Usage: Accept Certification: ISO9001 Operating Voltage: 4-7V Resonant Frequency: 2300Hz±300 Operating Temperature: -20~+70ºC Housing Material: PPO Color: Black Transport Package: Box Packaging(50cm*32cm*32cm) Origin: Guangdong, China (Mainland) Buzzer Characteristics: Buzzer is divided into magnetic buzzer and piezoelectric buzzer two kinds.
Magnetic buzzer for conductive coil vibration pronunciation, characteristics of small volume;
Piezoelectric buzzer for piezoelectric ceramic chip pronunciation, characteristic, current is small. ELECTRICAL SPECIFICATIONS:
Customer: Part No:
Product: Magnetic Buzzers SWT Part No: 275+2305PF
Technical Terms
Rated Voltage (VDC) 5
Operating Voltage (VDC) 4~7                       
Max.Current Consumption (mA) 30
Min. Sound Output at 10cm(dB 85
Resonant Frequency (HZ) 2300±300
Operating Temperature (ºC) -20~+70
Storage Temperature (ºC -30~+80
Weight (g) 2.0
Housing Materia PPO
Buzzer Soldering process Soldering  Parameter
Temp.( ºC ) Time(Sec.) Times
Lead Free Reflow soldering 245±15 above  180ºC time 40~70 3
Wave soldering 255±5 4~8 2~3
Manual soldering 350±10 1~3 2~3


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