External-driven Piezo Transducer  
  APTX-251(APTX-251B)

FEATURES:
  • Low frequency
  • Low current drain
  • Light and compact
DIMENSIONS:  (Unit: mm)

CHARACTERISTICS:

APTX-251 12Vp-p Square Wave / 30cm  APTX-251B 9Vp p Square Wave /1 30cm

ELECTRICAL SPECIFICATIONS :

Model No.

 APTX-251 APTX-251B

Min. sound pressure level(dB)

 75/1.3kHZ/12Vp-p Square Wave / 30cm 90/3.5kHZ/9Vp-p Square Wave /130cm

Max. Consumption(mA)

 3.5/1.3kHZ/12Vp-p Square Wave 3/3.5kHZ/9Vp-p Square Wave 

Resonant Frequency(KHz)

 1.3 ± 0.5 3.5 ± 0.5

Capacitance at 120Hz(nF)

 45 ± 30%

Allowable input voltage(VP-P)

 40

Operating temperature(ºC)

 -20 ~+70

Weight(g)

 4.8

PACKING INFORMATION :

Packing :

 3200 pcs per export carton

Carton Size :

 47 x 30.5 x 21 cm

G. Weight :

 13 kgs

N. Weight :

 11.2 kgs