TFM-57B

Features: 
Low frequency
Low current drain
Light and compact
Characteristic Min Typical Max Notes
Type Piezo
Excitation External Driven Tone: Square Wave
Sound Pressure Level dB at 30cm 82 Measured 82 dB at 30cm
Frequency kHz 2.7 Rated frequency ± 0.3 kHz
Voltage V 10 peak to peak voltage of square wave
Peak voltage allowed V 25
Current mA 4
Input Capacitance nF 24 ± 30% measured at 120 Hz
Temperature ºC -20 70
Width mm Case:PA6/Black
Height mm 7
Weight g 2.5
Termination pin
Characteristic Response: 

Dimension Drawing: