Piezo Buzzers KBS Series Features * Low current consumption - high sound pressure * Compact, light design * High reliability and no contact noise * Easy-mounting * Wide variety of tones can be made by cavity designing * Functions over a wide range of Input voltage How to Order KBS - 27 DB - 3 A Series Diameter (mm) Appearance (Buzzer with Casing) Resonant Frequency Type of Terminals (A: With Lead, P: Round Pin) Applications * Confirmation Tone for Various Office Automation Equipment * Automobiles, Microwave Ovens, Refrigerators * Clocks, Toys, Game Machines Dimensions (Unit: mm) KBS-13DB-4P-2 KBS-15DB-4A KBS-20DB-5A 80 5 16.8 86 2.2 AWG-32 RED, BLACK AWG-32 RED 4.0 5.5 3 15.0 0.95 max. KBS-27DB-3A 10.0 KBS-20DB-4P-0 80 3 KBS-20DB-2P-0 6.0 23.0 AWG-28 RED 4.0 22.0 (26.7) (0.6) 0.95 max. 6.5 22.5 5.5 4.7 1.5 1.0 9.0 2-2.2 40.0 34.0 30.0 -20DB-2P 6.5 K BS 10.0 Specifications Part Number Sound Pressure Level Capacitance KBS-13DB-4P-2 73dB min. 4.096kHz 10Vp-p SQ 30cm 10nF30% KBS-20DB-2P-0 75dB min. 2.048kHz 10Vp-p SQ 30cm 24nF30% KBS-20DB-4P-0 77dB min. 4.096kHz 10Vp-p SQ 30cm 14nF30% KBS-15DB-4A 72dB min. 4.096kHz 10Vp-p SQ 30cm 9.5nF30% KBS-20DB-5A 75dB min. 5.0 kHz 10Vp-p SQ 30cm 10nF30% KBS-27DB-3A 75dB min. 3.0 kHz 10Vp-p SQ 30cm 20nF30% 4.4 1.5 9.0 6.5 1.0 4.0 0.6 34.5 29.0 23.0