Passive Buzzer

  • A buzzer or beeper is an audio signaling device, which may be mechanical,electromechanical, or piezoelectric.Buzzer is an integrated structure of electronic transducers, DC power supply, widely used in computers, printers, copiers, alarms, electronic toys, automotive electronic equipment, telephones, timers and other electronic products for sound devices.Typical uses of buzzers and beepers include alarm devices, timers and confirmation of user input such as a mouse click or keystroke.

59.00

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Specification:

Working voltage: 3.5-5.5V
Working current: <25mA
PCB Dimension: 18.5mm x 15mm(L x W)

Feature:

No oscillation source, need square wave (frequency 2K-5K ) to drive.
Sound frequency control, you can make a “do re mi fa sol la si” effect.

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