BC20PD004P16000-6300

Overview

The Seltech BC20PD004P16000-6300 is an active piezoelectric acoustic component designed for audio signal generation. It features a circular form factor with a diameter of 20mm and a thickness of 4mm, utilizing piezo ceramic technology for efficient sound production. The device operates at a resonant frequency of 1600Hz and includes integrated driving electronics, allowing it to function as a self-exciting buzzer when connected to a DC power source. Electrical specifications include a nominal operating voltage range typically between 3V and 5V, with a current consumption of approximately 16mA during operation. The unit employs surface-mount solder pads for PCB integration, ensuring compatibility with standard reflow assembly processes. It is engineered for reliable performance in consumer electronics and industrial control panels requiring audible feedback.

Feature Summary

• Integrated driver circuitry enables direct connection to DC voltage sources without external oscillators
• Piezoelectric transducer technology provides high efficiency and clear tonal output
• Surface-mount compatible design facilitates automated PCB assembly via reflow soldering
• Robust construction suitable for integration into compact electronic enclosures

Applications

• Consumer appliance audible alerts and status indicators
• Industrial control panel user interface feedback
• Medical device operational signaling
• Automotive interior warning systems

Procurement Notes

Verify the specific electrical parameters such as forward voltage and current draw against the official datasheet before integration, as variations may exist based on manufacturing batches. Confirm that the surface-mount footprint matches the target PCB layout dimensions precisely. Ensure that the operating temperature range aligns with the environmental conditions of the final application. Check for any RoHS compliance documentation if required by regional regulations. Validate the mounting orientation and polarity requirements if applicable to the specific variant.

Selection Notes

Select this component when a compact, low-power audible indicator is required for embedded systems. The integrated driver simplifies schematic design by eliminating the need for separate oscillator circuits. Consider the acoustic output level and frequency response to ensure suitability for the intended noise environment. Evaluate the physical dimensions to confirm fit within the available space constraints of the enclosure. Compare alternative packages if different mounting styles are preferred for mechanical stability.

Part Context

This part belongs to Seltech's line of active piezoelectric buzzers and acoustic solutions. Seltech specializes in electromechanical components including sensors, speakers, and custom acoustic assemblies. The BC series typically denotes their standard active buzzer offerings designed for mass production in various electronic devices. These components are widely used in industries requiring reliable, cost-effective audio signaling solutions.

Replacement Considerations

Consult official replacement guides for functional equivalents from Seltech or other manufacturers offering similar active piezo buzzers. Verify pinout compatibility and mechanical footprint before substituting. Ensure that the replacement part meets or exceeds the original electrical and acoustic specifications. Cross-reference with distributor databases for availability of direct replacements.