Standard Type Piezo Buzzer PB1285 Series Specifications: Parameters Units Min Sound Pressure Level at 30cm Rated Voltage Operating Voltage Resonance Frequency Max Operating Current Tone Operating Temperature Case Material Weight dBA Vdc Vdc Hz mA °C g Value applying rated voltage PB1285A12HP 75 12 3 - 18 5000 1000 8 Continuous -20 - +70 PBT 5.0 Unit: mm • Tolerance: 0.5mm PB1475 Series Specifications: Parameters Units Min Sound Pressure Level at 10cm Rated Voltage Operating Voltage Resonance Frequency Max Operating Current Tone Operating Temperature Case Material Weight dBA Vdc Vdc Hz mA °C g Value applying rated voltage PB1475A12NP 80 12 3 - 16 4000 500 7 Continuous -20 - +70 Noryl 1.0 Unit: mm • Tolerance: 0.5mm PB1514 Series Specifications: Parameters Units PB1514A05NP Min Sound Pressure Level at 10cm Rated Voltage Operating Voltage Resonance Frequency Max Operating Current Tone Operating Temperature Case Material Weight dBA Vdc Vdc Hz mA °C g 83 5 1 - 12 4000 500 15 Continuous -20 - +70 Noryl 2.5 Value applying rated voltage PB1514A12NP 85 12 1 - 18 4000 500 20 Continuous -40 - +85 Noryl 2.5 Unit: mm • Tolerance: 0.5mm 14 5 8.5 www.hk-sound.com P.59