PIEZO SOUND GENERATORS Dimension Unit : mm Tolerance : ±0.3mm Sound Port 30° HPS18A 20.0 ø18.0 HPS18A JL XXX 0.3 7.2 1.5 7.0 3.6 Applied Voltage : 3.6Vp-p 50% Duty Square Wave Measuring Distance : 10cm 2.0 Pin2 Frequency Response Pin3 120° 30° Pin1 4.8 dB 80 JL World 70 60 50 500 1K 2K 3K 5K 10K Hz 20K HPS18A Specification (all data taken at 25°C unless otherwise specified) Rated Maximum HRated HSound Output Voltage Operating Current at 10cm (mA) (Vp-p) Voltage (dB) (Vp-p) 3.6 25 <2 > 76 Rated Frequency (Hz) Operating Temperature (°C) Storage Temperature (°C) Weight (g) 2000 ± 500 -30 ~ +85 -40 ~ +85 2 HValue Applying Rated Voltage, Rated Frequency, 50% Duty Square Wave www.jlworld.com