Piezo Sounder

PROJECTS UNLIMITED PUI - AT-121 - Audio, Miniature Piezo Audio Transducer.

PUI Audio, a Projects Unlimited Company, is a leading developer, manufacturer and supplier of quality audio devices and components including indicators, transducers, speakers, microphones and sirens.

Piezo Ceramic Audio Tranducer, 5kHz, 3-28Vp-p 8mA @ 12VDC 85dBA @ 12vp-p.

Resonant Frequency: 4500 HZ +/-500 Hz.

Operating Voltage: 3 - 28 Vp-p

Rated Current: 13 mA

Capacitance: 17,000 pF =/-30% 

Current Consumption at 12VDC (Typical): 8 mA

Sound Pressure Level (dBA) at 1" or 30cm:  95 at 12Vp-p.

Temperature Range: Operating -30 C to 85 C, Storage -40 C to 95C

Case: Enclosed 24mm Diameter, 34mm with feet. (3) 45mm-wire leads.

Note: Wire Lenghts are 45mm not  120 as listed on print.

Mount: Flange Mounting (See Attached Diagram)

Wire: 32 AWG Stranded

Wire Color Code: Red Positive (+), Black Negative (-), Blue (Feedback Connection)

Weight: 7.4 grams (0.106) oz

Case Material: ABS. Black

Package of 10.

Alternate: Mouser 490-CPE-121, CPE-121

Made in Taiwan