Sonitron Surface Mount Continuous Tone Buzzer 85 dB Sound Level 1.5V dc Min 24V dc Max SMA-21-S

Sonitron SMA-21-S is a surface mount piezo buzzer designed to emit a continuous tone sound with a high output of 85 dB. Designed for integration on printed circuit boards, this buzzer operates efficiently within a wide voltage range from 1.5V dc minimum to 24V dc maximum.

Its internal drive mechanism produces a stable continuous tone suitable for alert and signaling applications in electronic devices within industrial and commercial equipment. The buzzer has a supply current of just 3.8 mA, making it energy efficient for low power circuits.

Mounting is by surface type, and the compact square casing measures 21 mm in length and depth, and 9.5 mm in height, ensuring easy installation and minimal PCB real estate usage. It performs reliably across a temperature range of -20°C to 70°C, suiting various environmental conditions.

With sound frequencies ranging from 2805 Hz to 3795 Hz, the buzzer provides a distinct audible signal. Sonitron products are RoHS compliant, ensuring reduced environmental impact. Manufactured in Belgium, the SMA-21-S piezo buzzer is ideal for use in electronic components, passive component assemblies, and various industrial signaling applications.

Compact surface mount piezo buzzer designed for circuit board integration. Provides continuous audible tone with high sound output of 85 dB. Operating temperature range from -20°C to 70°C for reliable performance. Draws a supply current of 3.8 mA, suitable for low power applications.

Compact dimensions: 21 mm length, 9.5 mm height, and 21 mm depth. Wide frequency range from 2.805 kHz minimum to 3.795 kHz maximum. RoHS compliant, meeting environmental and safety standards. Origin manufactured in Belgium ensuring quality and reliability.

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