PUI Audio 70 dBA Surface External Piezo Buzzer Transducer 2 V Min 4V Max

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Subtotal 10 units (supplied on a continuous strip)*

₩48,750.00

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10 - 99₩4,875.00
100 - 499₩4,504.50
500 - 999₩4,173.00
1000 +₩3,373.50

* 참고 가격: 실제 구매가격과 다를 수 있습니다

포장 옵션
RS 제품 번호:
276-778P
제조사 부품 번호:
SMT-0440-S-R
제조업체:
PUI Audio
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브랜드

PUI Audio

Mount Type

Surface

Product Type

Piezo Buzzer Transducer

Minimum Supply Voltage

2V

Maximum Supply Voltage

4V

Sound Level

70dBA

Drive Type

External

Maximum Operating Temperature

70°C

Standards/Approvals

RoHS, REACH

Maximum Frequency

4500Hz

Minimum Frequency

3500Hz

COO (Country of Origin):
CN

PUI Audio Piezo Buzzer Transducer, 70dBA Sound Level, 2mm Height - SMT-0440-S-R


This piezo buzzer transducer provides an audible alert function for electronic systems, driven by an external signal and intended for surface-mount integration. It is designed for applications requiring a compact, low-profile sound source that fits onto printed circuit boards and operates within typical electronic device environments.

Features and Benefits:


• Operates across a 3500 to 4500 Hz range for clear high-frequency tones
• Functions on 2 to 4V supply for low-voltage system compatibility
• Delivers 70 dBA sound level for perceptible alarm output
• Surface-mount package allows automated PCB assembly
• External-drive configuration enables precise tone control
• Conforms to RoHS and REACH for regulated-material use

Applications


• Suitable for alarm modules in automation controllers
• Ideal for status indication in handheld measurement tools
• Used with control panels in electrical distribution equipment
• Can be used for warning signals in Compact mechanical assemblies
• Suitable for audible alerts in consumer electronics with size constraints

What temperature limits should be considered during operation?


The device is rated for continuous operation up to 70 °C, so thermal management of surrounding components is advisable in high-ambient environments.

How does the mounting style affect assembly?


The surface-mount form factor supports pick-and-place and reflow soldering processes for efficient high-volume production.

What driving arrangement is required to produce sound?


An external drive signal must be supplied, the transducer does not include an internal driver and requires appropriate drive circuitry.

Are there specific design advantages to the low profile?


The 2mm height reduces enclosure thickness and allows integration into slim devices where vertical space is limited.