Non-continuous Audio Transducers and Buzzers
Last Updated: April 1, 2025
Description
Non-continuous audio transducers and buzzers are devices that produce sound intermittently rather than continuously. They are designed to emit audible signals that can alert users to specific conditions or events. These devices are often used in environments where distinct sound patterns are necessary to convey different messages or alerts.
Working Principle
Non-continuous audio transducers and buzzers operate by converting electrical energy into sound waves. A common type is the piezoelectric transducer, which uses a polarized ceramic material bonded to a metal disc. When a voltage is applied, the disc flexes, creating sound waves. The sound is produced intermittently by applying and releasing the voltage at specific intervals, allowing for distinct sound patterns. This intermittent sound production is useful for creating recognizable alerts in various applications, ensuring that the sound stands out in noisy environments.
Applications
Non-continuous audio transducers and buzzers are widely used in medical instruments such as sterilizers and infusion pumps, where specific sound patterns can indicate different operational states or alerts. They are also employed in air monitors and other medical equipment to provide audible alerts that are easily distinguishable from other sounds in a hospital setting.
Advantages over other Audio Transducers and Buzzers
One advantage of non-continuous audio transducers, particularly piezoelectric types, is their low power consumption and absence of mechanical wear, which enhances their durability and reliability. They also produce a clear, penetrating sound that can be easily heard over background noise. Additionally, the ability to customize sound patterns allows for differentiation between various alerts, which is particularly beneficial in environments with multiple audio signals, such as hospitals.
Limitations
A limitation of piezoelectric transducers is their reliance on ceramic materials, which can be prone to cracking or breaking, reducing their durability compared to other types of transducers. Additionally, the need for external drive circuitry in some models can complicate their integration into systems, requiring additional components and design considerations.
Considerations
When selecting non-continuous audio transducers and buzzers, it is important to consider initial costs, which can vary depending on the complexity of the device and the need for additional circuitry. Operating expenses are generally low due to their efficient power consumption. However, durability can be a concern with piezoelectric models due to the fragility of ceramic components. Maintenance and replacement costs should also be considered, particularly in environments where the devices are subject to frequent use or harsh conditions.
from DigiKey
Buzzers Transducer, Externally Driven Magnetic 1.5V 20mA 2.048kHz 80dB @ 1.5V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Piezo Buzzer 3V 17mm Radial 2kHz 70dB [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Magnetic 6V 50mA 2.048kHz 85dB @ 6V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Murata PKLCS1212E20A0-R1 [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
from DigiKey
Buzzers Transducer, Externally Driven Magnetic 12V 40mA 2.048kHz 85dB @ 12V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Murata PKLCS1212E2400-R1 [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 7mA 4.1kHz 70dB @ 12V, 30cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
TDK PS1240P02CT3 Piezo Buzzer Component [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 11mA 3kHz 85dB @ 12V, 30cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
TDK PS1420P02CT Piezo Buzzer Component [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 11mA 3kHz 85dB @ 12V, 30cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
TDK PS1740P02E Piezo Buzzer Component [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 10mA 3.5kHz 93dB @ 12V, 30cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Buzzer Magnetic,5V,80dB,Radial [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 15mA 3.4kHz 78dB @ 12V, 30cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Buzzer Magnetic,3V,88dB,SMD [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 10mA 3.5kHz 93dB @ 12V, 30cm Panel Mount, Flange Wire Leads [See More]
- Tone: Noncontinuous
- Terminations: Leads
- Shape: Round
- Mounting: Panel
from RS Components, Ltd.
Buzzer Magnetic,5V,80dB,Radial [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 17mA 3.15kHz 88dB @ 12V, 30cm Panel Mount, Flange Wire Leads [See More]
- Tone: Noncontinuous
- Terminations: Leads
- Shape: Round
- Mounting: Panel
from RS Components, Ltd.
Siren 6-14VDC 102dB 50mA [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 6mA 3.5kHz 85dB @ 12V, 30cm Panel Mount, Flange Wire Leads [See More]
- Tone: Noncontinuous
- Terminations: Leads
- Shape: Round
- Mounting: Panel
from RS Components, Ltd.
Electro Mechanical Buzzer 1-3Vp-p 70dB [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Magnetic 12V 35mA 2.3kHz 85dB @ 12V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Murata PKMCS1818E20A0-R1 [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
from DigiKey
Buzzers Indicator, Internally Driven Magnetic 5V 35mA 2.3kHz 85dB @ 5V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Piezo electric transducer 3Vac 72dB [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Piezo 110V 7mA 2.8kHz 88dB @ 110V, 30cm Panel Mount, Flange Wire Leads [See More]
- Tone: Noncontinuous
- Terminations: Leads
- Shape: Round
- Mounting: Panel
from RS Components, Ltd.
Murata PKLCS1212E40A1-R1 [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 9mA 81dB @ 10V, 10cm Panel Mount, Flange Wire Leads [See More]
- Tone: Noncontinuous
- Terminations: Leads
- Shape: Round
- Mounting: Panel
from RS Components, Ltd.
Murata 7BB-20-3 Piezoelectric Diaphragm [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 10mA 76dB @ 10V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Shape: Round
- RoHS Compliant: Yes
- Terminations: PCPins
from RS Components, Ltd.
Transducer electromagnet SMD 12Vpp 85dB [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 7mA 80dB @ 10V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
RS PRO ABI-027-RC/RS [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 9mA 84dB @ 10V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
RS PRO ABT-431-RC/RS [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 7mA 4kHz 82dB @ 10V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
RS PRO ABT-422-RC/RS [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 18mA 88dB @ 10V, 20cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
RS PRO ABT-441-RC Piezo Buzzer Component [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 11mA 92dB @ 10V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
RS PRO ABT-448-90-RC [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 10mA 90dB @ 10V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
RS PRO ABI-025-RC/RS [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 11mA 93dB @ 10V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Piezo electric transducer 3Vpp 70dB [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 8mA 90dB @ 10V, 10cm Through Hole PC Pins [See More]
- Tone: Noncontinuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Sonitron SMAI-24-P10 [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 7mA 80dB @ 10V, 10cm Surface Mount Solder Pads [See More]
- Tone: Noncontinuous
- Shape: Round
- RoHS Compliant: Yes
- Terminations: Solder Tabs
from RS Components, Ltd.
Sonitron SW535B Buzzer [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from Transducers USA, Inc.
Our Tonelight Series is the alert that emits both sound and flashing lights, providing visual LED warning and audible beeping combined!. Tonelight ’s sound and light can be simultaneous or separate, and now Tonelight has a new feature: the sound can be delayed for workspace-friendly warnings!... [See More]
- Tone: Noncontinuous
- Shape: Square / Rectangular
- Technology: Piezoelectric
- Terminations: Leads
from Challenge Electronics
The 32S4120LFPN Piezoelectric Thru Hole Buzzer from Challenge Electronics delivers 80dB SPL at 4000Hz, 12V, 7mA. (Nominal). Top Sound Port. Removable Washing Label [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Ningbo Best Group Co., Ltd.
59.5*84mm. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. Our products line... [See More]
- Tone: Noncontinuous
- Shape: Round
- Technology: Piezoelectric
- Diameter / Length: 59.5
from Transducers USA, Inc.
Our Tonelight Series is the alert that emits both sound and flashing lights, providing visual LED warning and audible beeping combined!. Tonelight ’s sound and light can be simultaneous or separate, and now Tonelight has a new feature: the sound can be delayed for workspace-friendly warnings!... [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from Ningbo Best Group Co., Ltd.
Ø45*26mm,. China Piezo buzzer manufacturer FBPB4520, FBELE Brand. [See More]
- Tone: Continuous; Noncontinuous
- Shape: Round
- Technology: Piezoelectric
- Terminations: Leads
from Transducers USA, Inc.
Our Tonelight Series is the alert that emits both sound and flashing lights, providing visual LED warning and audible beeping combined!. Tonelight ’s sound and light can be simultaneous or separate, and now Tonelight has a new feature: the sound can be delayed for workspace-friendly warnings!... [See More]
- Tone: Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round