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PCB Mounted Passive Buzzer Module (KY-006)

SKU: VR6OQJWODH
The PCB Mounted Passive Buzzer Module is a compact audio output module designed to generate programmable tones and sound effects using a microcontroller. Unlike an active buzzer, a passive buzzer does not contain an internal oscillator and requires a square wave or PWM signal to produce sound. This allows users to generate different frequencies, melodies, alarms, and musical notes by...
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Shipping & Returns

Orders placed before 3 PM IST will be shipped on the same day (excluding Sundays and Public holidays) through our shipping partners. In rare cases, the pickup may get delayed during Public holidays / Bandh / Environmental disturbances.

Specifications

Specifications:

Module Type: Passive Piezo Buzzer Module
Buzzer Type: Passive Piezoelectric Buzzer
Operating Voltage: 1.5V to 15V DC
Operating Current: Less Than 25mA
Tone Generation Range: 1.5kHz to 2.5kHz
Control Method: PWM or Square Wave Signal
Output Type: Audio Tone
Pin Pitch: 2.54mm
Response Time: Instantaneous
Sound Generation: Programmable Frequency Output
Interface: Digital Signal Input
Operating Temperature: -20°C to +70°C
Storage Temperature: -40°C to +85°C
Dimensions: Approximately 19.7mm × 15mm × 10mm
Weight: Approximately 3g
Mounting Type: PCB Through-Hole Module
Compatibility: Arduino, ESP32, STM32, Raspberry Pi Pico, AVR, PIC

Additional Resources

Passive Buzzer.PDF

FAQ

1. What is a PCB Mounted Passive Buzzer Module used for?

The module is used to generate programmable sound, alarms, melodies, and notification tones in electronics projects, robotics, automation systems, and embedded applications.

2. What is the difference between a passive buzzer and an active buzzer?

A passive buzzer requires an external PWM or square wave signal to generate sound, allowing different tones and melodies. An active buzzer contains an internal oscillator and produces a fixed tone when power is applied.

3. Can the Passive Buzzer Module be connected directly to Arduino and ESP32 boards?

Yes, the module can be connected directly to a digital or PWM output pin on Arduino, ESP32, STM32, Raspberry Pi Pico, and other compatible microcontrollers.

4. Why is PWM required to operate the passive buzzer?

The passive buzzer has no internal oscillator, so it relies on an external square wave or PWM signal to vibrate the piezoelectric element and produce sound.

5. What is the operating voltage of the PCB Mounted Passive Buzzer Module?

The module typically operates from 1.5V to 15V DC, making it suitable for a wide range of embedded and microcontroller-based applications.

View full product details

The PCB Mounted Passive Buzzer Module is a compact audio output module designed to generate programmable tones and sound effects using a microcontroller. Unlike an active buzzer, a passive buzzer does not contain an internal oscillator and requires a square wave or PWM signal to produce sound. This allows users to generate different frequencies, melodies, alarms, and musical notes by simply varying the input signal.

The module is designed for easy PCB mounting and features a standard 2.54mm pin pitch for direct interfacing with Arduino, ESP32, STM32, Raspberry Pi Pico, and other development boards. Its low power consumption and simple interface make it ideal for alarms, notification systems, electronic toys, timers, robotics, and educational electronics projects.

Key Features

  • Passive piezo buzzer module
  • Generates programmable tones and melodies
  • Requires PWM or square wave input
  • Wide operating voltage range
  • Low power consumption
  • Fast response time
  • Compact PCB-mount design
  • Standard 2.54mm pin spacing
  • Easy microcontroller interfacing
  • Stable and reliable operation
  • Suitable for audio notifications and alarms
  • Compatible with Arduino, ESP32, STM32, and Raspberry Pi
  • Ideal for DIY and educational electronics projects
  • Long operating life