22mm Mini Passive Piezo Buzzer

22mm*4.5mm,5V,4 mA 5000Hz, piezo buzzer, by varying its frequency, the buzzer can produce distinct tones, continuous sound, making it adaptable for different alerts and applications.external drive, piezoelectric, piezo indicator buzzer, piezo sounder

Gj-P2245 Mini Passive Piezo Buzzer is  Compact, Reliable Sound Output

The Gj-P2245 Mini Passive Piezo Buzzer delivers reliable sound output in a small form factor, making it an ideal choice for various applications requiring auditory signaling.Power the buzzer with a 3-30V peak-to-peak square wave signal. To set it up, connect one pin to ground (it can be either pin), and link the other pin to a square wave output from a timer or microcontroller. For the loudest tones, stay around 5 KHz. By applying a DC voltage, It can’t generate any sound.

Designed with a piezoelectric element, it generates sound through the mechanical oscillation of a ceramic material when an AC voltage is applied. Its low power consumption and broad frequency range allow for efficient performance in devices such as alarms, timers, medical equipment, consumer electronics, and more.

Key Features:

  • ABS has excellent heat resistance(-20~80°C) and provides a certain level of resistance to acids, alkalis, and oils.
  • The compact size of the product makes it suitable for more space-efficient PCB designs.
  • Wide Operating Voltage Range:1v~30v
  • Environmentally friendly and safe for electronic applications.
  • Comes with standard pin configurations for seamless integration into PCBs.
  • Low Power Consumption

Whether you’re designing a small electronic device or a complex system, this mini passive piezoelectric buzzer offers versatility and dependability in a compact package

Specifications

Size22*45 mm
Operating Voltage1~30 V
Rated Voltage5 V
Rated CurrentMax4.mA
Sound Pressure LevelMIN. 85dB
Oscillation Frequency5000±500  HZ
Product namePassive Piezo Buzzer
operation temperature-20 ~ +60℃
Storage Temperature’-30~ +70℃
MaterialABS(Black)
Weight (MAX)“1.5 g
ModelGJ-P2245

Application

The GJ-P2245 versatility, low power consumption, and compact design make it a reliable choice for a wide variety of applications

  • household appliances
  • Diabetes Meters
  • Automotive Instrumentation
  • Fitness equipment alarms
  • Smart door lock doorbell
  • Electric toothbrush
  • Massage instrument
  • Smoke Alarms and so on

Mechanical Drawing

mini passive piezoelectronic buzzer
22mm*4.5mm mini passive piezoelectronic buzzer 5v
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