Description
The HY40A12T09-1 HYDZ is an open-type 40kHz ultrasonic transmitter with -65dB sensitivity, designed for distance measurement and object detection. It features a through-hole plugin package (12x9mm), operates at 40kHz center frequency, and is RoHS compliant. Key specs include 112dB minimum sound pressure level, 2100 ±20% pF capacitance, 1.8ms max ringing, and a -25°C to +60°C operating temperature range. Ideal for use in sensor pairs with matching receivers.
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