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CPE-827 is listed in the Alarms, Buzzers, And Sirens range at ChipApex. The manufacturer field lists Same Sky (Formerly CUI Devices). Its product description is BUZZER PIEZO 10V 30.00MM FLANGE. Review the specifications below when checking this part for your BOM.
The CPE-827 is a piezoelectric buzzer transducer manufactured by Same Sky. It features wire leads for connection and operates at a rated frequency of 4,500 Hz. The device produces a sound pressure level of 97 dB SPL when driven by a 10 Vp-p square wave signal at the rated frequency, measured at a distance of 10 cm. It has an electrostatic capacity of 4.7 nF at 1 kHz/1 V. The physical dimensions are Ø30.0 mm in diameter and 5.1 mm in height, with a weight of approximately 11 grams.
Verify the specific datasheet version to confirm terminal wire specifications and material composition. Ensure the driving circuit provides the required 10 Vp-p square wave signal at 4,500 Hz to achieve the rated acoustic performance. Confirm compliance requirements against the manufacturer's RoHS documentation before integration.
Select this component when a compact, high-output audible indicator is required. The wire lead configuration simplifies assembly compared to surface-mount alternatives. Consider the operating temperature range and storage limits during environmental stress testing to ensure long-term reliability in the target application.
This part belongs to the Same Sky piezo buzzer transducer family, formerly associated with CUI Devices. The product line focuses on providing reliable audio signaling solutions for various electronic devices. The CPE-827 represents a standard through-hole or wired option within this broader portfolio of acoustic components.
Public confirmed substitute part numbers are not available in the provided source data.
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