30-Pcs Passive Buzzer Module Electronic Building Blocks Active Buzzer Module Low-Level Trigger Buzzer Control Board

30-Pcs Passive Buzzer Module Electronic Building Blocks Active Buzzer Module Low-Level Trigger Buzzer Control Board Description

Model Number and Origin: This product, identified by the model number Passive Buzzer Module, is manufactured in Mainland China, ensuring quality and reliability for your various project needs.
Application Versatility: Designed to cater to a broad range of applications, this buzzer module is perfect for DIY electronics, alarm systems, and interactive projects, providing audible alerts when triggered.
Operating Conditions: The module operates within standard temperature ranges, making it suitable for most environments without the need for additional cooling or heating solutions to maintain its functionality.
Power Specifications: With standard dissipation power and supply voltage requirements, this module integrates seamlessly into your existing setups without the need for power supplies.
New and Reliable: Each unit is new, ensuring optimal performance and reliability. The standard operating conditions mean it's ready to use in a variety of settings, from educational labs to hobbyist workshops.

Passive Buzzer, Low-Level Trigger

1. Module uses S8550 transistor driver

2. Operating voltage: 3.3V-5V

3. Equipped with mounting bolt holes for easy installation

4. Small PCB size: 32mm*13mm

Interface Description:

3-wire system

1. VCC: External 3.3V-5V voltage (can be directly connected to a 5V microcontroller and a 3.3V microcontroller)

2. GND: External GND

3. I/O: External microcontroller port 10

Features of a passive buzzer:

1. Passive buzzers do not have an internal oscillation source, so they cannot be made to sound with a signal.

2. The sound frequency is controllable, producing a "do-re-mi-fa--la-si" effect. It must be driven by a 2kHz~5kHz square wave.

3. In some special cases,