Piezo Ceramic Elements KBS Series 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, pagers, cameras * Equipment using microcontrollers (microwave ovens, TVs, stereos, automobiles, etc.) * Telecommunications (facsimile machines, telephones) * Electronic medical instruments DIMENSIONS T Electrode Piezoelectric Disc HOW TO ORDER Metal Disc KBS - 20 DA - 7 A -1 Option Spec Lead-wire spec etc. C Metal t B Blank = Brass A 2-Electrode Type See specifications for values of A, B, C, etc. A = Element only C = With lead STANDARD LEADS millimeters (inches) Resonant Frequency Appearance L Disc-shaped buzzer Diameter S Series C (red) C (black) W = Thickness L = Length S = Strip C = Color AWG-32 Ul-1571 505 755 10010 (1.9690.197) (2.9530.197) (3.9370.394) 31 (0.1180.039) red, black SPECIFICATIONS Part Number millimeters (inches) Resonant Resonant Static Frequency Impedance Capacitance (kHz) () (pF) KBS-13DA-12A 12.01.2 700 5,00030% KBS-15DA-9A-2 10.53.0 600 8,00030% KBS-20DA-7A 6.61.0 300 10,00030% KBS-23DA-4A 4.01.0 600 12,00030% KBS-27DA-5A 4.60.5 200 20,00030% KBS-30DA-1A 1.40.5 500 *48,00030% KBS-35DA-3A 2.90.5 200 30,00030% *Measured at 120Hz, all others at 1kHz 62 Metal Disc (oA) 13.40.10 (0.5280.004) 15.00.10 (0.5910.004) 20.00.10 (0.7870.004) 22.80.10 (0.8980.004) 27.00.10 (1.0630.004) 30.00.10 (1.1810.004) 35.00.10 (1.3780.004) Ceramic Disc (oB) 10.00.30 (0.3940.012) 12.00.30 (0.4720.012) 14.20.30 (0.5590.012) 15.00.30 (0.5910.012) 20.20.30 (0.7950.012) 20.20.30 (0.7950.012) 25.00.30 (0.9840.012) Dimensions Electrode (oC) 9.00 (0.354) 11.0 (0.433) 13.0 (0.512) 14.0 (0.551) 19.0 (0.748) 19.0 (0.748) 23.5 (0.925) Metal Disc Total Metal Disc Thickness (T) Thickness (t) Material 0.360.10 0.150.03 Brass (0.0140.004) (0.0060.001) 0.420.10 0.200.03 Brass (0.0170.004) (0.0080.001) 0.450.10 0.200.03 Brass (0.0180.004) (0.0080.001) 0.410.10 0.150.03 Brass (0.0160.004) (0.0060.001) 0.530.10 0.250.03 Brass (0.0210.004) (0.0100.001) 0.230.10 0.100.03 Brass (0.0090.004) (0.0040.001) 0.530.10 0.250.03 Brass (0.0210.004) (0.0100.001) 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 * Pagers, electronic calculators, alarm signals * Telephones DIMENSIONS T Electrode HOW TO ORDER Piezoelectric Disc KBS - 35 DA - 3 G -3 Metal Disc Option Spec Feedback Tab t C Lead-wire spec etc. Metal Disc Material B = Brass S = Stainless Steel L = 42 Alloy A *See specifications for values of A, B, C, etc. 3-Electrode Type STANDARD LEADS millimeters (inches) L G = G-Pattern GC = G-Pattern with Leads Resonant Frequency S Appearance Disc-shaped buzzer Diameter (mm) Series C (red) C (black) C (blue) W = Thickness L = Length S = Strip C = Color AWG-32 Ul-1571 505 755 10010 (1.9690.197) (2.9530.197) (3.9370.394) 31 (0.1180.039) red, black, blue SPECIFICATIONS (G TYPE) Part Number KBS-27DA-5G KBS-35DA-3G millimeters (inches) Dimensions Resonant Resonant Static Metal Frequency Impedance Capacitance Metal Disc Ceramic Disc Electrode Total Metal Disc (kHz) () (pF) (oA) Disc (oB) (oC) Thickness (T) Thickness (t) Material 27.00.10 20.20.30 19.0 0.530.10 0.250.03 4.60.5 200 16,00030% (1.0630.004) (0.7950.012) Brass (0.748) (0.0210.004) (0.0100.001) 35.00.10 25.00.30 23.6 0.530.10 0.250.03 2.90.5 200 25,00030% (1.3780.004) (0.9840.012) Brass (0.929) (0.0210.004) (0.0100.001) 63