External-driven Piezo Transducer EFM-250D (DN, D10) FEATURES: Compact structure Sealed for wave soldering and washing DIMENSIONS: (Unit: mm) CHARACTERISTICS: EFM-250DN: H=7.0, D=7.6, P=3EFM-250D: H=7.5, D=7.6, P=3 EFM-250D10: H=8.0, D=10, P=4.5 Note: EFM-250D EFM-250D10 is adopted with epoxy potling at the bottom EFM-250D 5VP-P Square Wave/10cm ELECTRICAL SPECIFICATIONS : Model No. EFM-250D(D10) EFM-250DN Min. Sound Pressure Level (dB) 80 /4.1kHz/5VP-P Square Wave /10cm 80 /4.1kHz/9VP-P Square Wave /10cm Max. Consumption (mA) 2 /4.1kHz/5VP-P Square Wave 2 /4.1kHz/9VP-P Square Wave Resonant Frequency (kHz) 4.1 Capacitance at 1000Hz (nF) 10 Allowable Input Voltage (VP-P) 30% 20 Operating Temperature (C) -20 ~ +70 Weight (g) Case Material/Colour 0.5 1 PA6/Black PC/Black PACKING INFORMATION : Packing : Carton Size : 5000 pcs per export carton 47 X 30.5 X 33 cm G. Weight : 7.0 kgs N. Weight : 5.0 kgs