Externally driven piezoelectric sounders are used in digital watches, electronic calculators, telephones and other equipment. They are driven by a signal (ex.: 2048Hz or 4096Hz) from an LSI and provide melodious sound.Features1. Low power consumption2. No contacts therefore, no noise and highly reliable
Frequency Characteristics (sine wave)
Frequency Characteristics (square wave)
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Scheduled for discontinuance within several years, and not recommended for use in new product designs.