features ? wide variety of tones by connecting to ic ? low current consumption, thin and light design ? high reliability and no contact noise applications ? clocks, electronic calculators, cameras ? equipment using microcontrollers (microwave ovens, tvs, stereos, automobiles, etc.) ? telecommunications (facsimile machines, telephones) ? electronic medical instruments how to order kbs - 20 da - 7 a ? -1 ??????? ? series ? diameter (mm) ? appearance (disc-shaped buzzer) ? resonant frequency ? 2-electrode type (a: element only, c: with lead) ? metal (blank: brass) ? option spec. (lead-wire spec. etc.) dimensions (unit: mm) # " ! t 4 % l e c t r o d e - e t a l $ i s c 0 i e z o e l e c t r i c $ i s c ? 3 e e s p e c i f i c a t i o n s f o r v a l u e s o f ! " # e t c standard leads , 3 # r e d # b l a c k w: thickness awg-32 ul-1571 l: length (mm) 505, 755, 10010 s: strip (mm) 31 c: color red, black speci cations (a type) part number resonant frequency [khz] resonant impedance [] capacitance [pf] dimensions (mm) metal disc material metal disc (a) ceramic disc (b) electrode (c) total thickness (t) metal disc thickness (t) kbs-13da-12a 12.0 1.2 700 5,000 30% 13.4 0.1 10.0 0.3 (9.0) 0.36 0.1 0.15 0.03 brass KBS-15DA-9A-2 10.5 3.0 600 8,000 30% 15.0 0.1 12.0 0.3 (11.0) 0.42 0.1 0.20 0.03 brass kbs-20da-7a 6.6 1.0 300 10,000 30% 20.0 0.1 14.2 0.3 (13.0) 0.45 0.1 0.20 0.03 brass kbs-27da-5a 4.6 0.5 200 20,000 30% 27.0 0.1 20.2 0.3 (19.0) 0.53 0.1 0.25 0.03 brass kbs-30da-1a 1.4 0.5 500 ? 48,00030% 30.0 0.1 20.2 0.3 (19.0) 0.23 0.1 0.10 0.03 brass kbs-35da-3a 2.9 0.5 350 25,000 30% 35.0 0.1 25.0 0.5 (23.5) 0.57 0.1 0.25 0.03 brass ? measured at 120hz, all others at 1khz piezo ceramic elements kbs series
features ? high sound pressure level and clear sound by connecting to a self oscillating circuit ? thin and light design ? high reliability and no contact noise applications ? smoke detectors, security alarms and other warning devices ? electronic calculators, alarm signals ? telephones how to order kbs - 35 da - 3 g ? -3 ? ? ? ??? ? ? series ? diameter (mm) ? appearance (disc-shaped buzzer) ? resonant frequency ? 3-electrode type (g: g-pattern, gc: g-pattern with leads) ? metal (blank: brass) ? option spec. (lead-wire spec. etc.) dimensions (unit: mm) 4 # " ! t % l e c t r o d e - e t a l $ i s c 0 i e z o e l e c t r i c $ i s c & |