SEMICONDUCTOR KTK698TV TECHNICAL DATA N CHANNEL JUNCTION FIELD EFFECT TRANSISTOR CONDENSER MICROPHONE APPLICATION TENTATIVE FEATURES Specially Suited for Use in Audio and Telephone Electret Capacitor Microphones(ECM) E High Voltage Gain B High ESD Voltage Ultra-Small and Thin Size Package G F D A 2 1 I 3 CHARACTERISTIC ) SYMBOL RATING UNIT Supply Voltage VSUPPLY 6 V Supply Current ISUPPLY 10 mA Input Current IINPUT 1 mA Power Dissipation PD 100 mW Junction Temperature Tj 150 Storage Temperature Tstg -55 150 J J C MAXIMUM RATING (Ta=25 1. GND 2. INPUT 3. OUTPUT TVSM Marking Type Name 2007. 4. 24 Revision No : 2 DIM MILLIMETERS _ 0.05 1.2 + A _ 0.05 0.8 + B 0.34 Max C _ 0.05 D 0.3 + _ 0.05 E 1.2 + _ 0.05 0.8 + F 0.40 G _ 0.05 0.11 + H _ 0.05 0.2 + I 5 J Isupply Grade C 1/3 KTK698TV ELECTRICAL CHARACTERISTICS (Ta=25 ) CHARACTERISTIC SYMBOL TEST CONDITION Supply Voltage VSUPPLY Supply Current ISUPPLY VSUPPLY=2.0V Input Capacitance CINPUT f=1MHz GV Voltage Gain Gain Reduction with Frequency GV MAX. UNIT 1.4 - 5.0 V 70 - 250 A - 2 - pF 11.5 13 14.5 dB - - -1.0 dB f=1kHz, VSUPPLY=2.0V 30 - - ZOUTPUT f=1kHz, VSUPPLY=2.0V - - 2.2 f=1kHz, VSUPPLY=2.0V, VIN=20mV - 0.5 - % A-Weighted, VSUPPLY=3.0V - -97 - dB Total Harmonic Distortion THD en Output Noise [Ta=25 f=1kHz~100Hz, VSUPPLY=2.0V TYP. ZINPUT Input Impedance Output Impedance f=1kHz, VSUPPLY=2.0V MIN. , RL = 2.2 ,CIN=5pF, VSIGNAL = 28mVpp, See Specified AC Test Circuit] Note1 : Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Note2 : ESD Test Condition is IEC 61000-4-2 Standard which is 330 in series with 150pF Note3 : Supply Voltage indicates conditions for which the device is intended to be functional, but specific performance is not guaranteed for guaranteed specifications and the conditions, see the Electrical Characteristics. * ISUPPLY and VSUPPLY Classification Classification Y (1) GR (2) ) 70~180 130~250 VSUPPLY(V) 1.4~5.0 1.8~5.0 ISUPPLY( DC Parameter Test Circuit VSUPPLY AC Parameter Test Circuit VSUPPLY RL=2.2kΩ 33uF 3: OUTPUT 3: OUTPUT CIN=5pF 2: INPUT VINPUT 2007. 4. 24 2: INPUT 1: GND Revision No : 2 VSIGNAL 1: GND 2/3 KTK698TV TYPICAL CHARACTERISTICS ISUPPLY - VSUPPLY ISUPPLY - VSUPPLY VSUPPLY = 2.0V 300 250 VINPUT=20mV 200 =10mV 150 =0mV =-10mV 100 =-20mV 50 SUPPLY CURRENT (µA) SUPPLY CURRENT (µA) 300 0 250 200 150 100 50 0 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 -40 -20 VINPUT VSUPPLY (V) GV - VSUPPLY RL=1.0kΩ RL=2.2kΩ 18 VOLTAGE GAIN (dB) VOLTAGE GAIN (dB) 40 (mV) 20 18 16 14 12 10 8 6 4 16 14 12 10 8 6 4 2 2 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 1.0 1.5 2.0 2.5 3.0 3.5 VSUPPLY (V) VSUPPLY (V) GV - Frequency GV - Frequency RL=1.0kΩ 20 4.0 4.5 5.0 RL=2.2kΩ 20 18 18 VOLTAGE GAIN (dB) VOLTAGE GAIN (dB) 20 GV - VSUPPLY 20 16 14 12 10 8 6 4 16 14 12 10 8 6 4 2 2 0.1 0.2 0.4 0.6 1 2 FREQUENCY (kHz) 2007. 4. 24 0 Revision No : 2 4 6 8 10 0.1 0.2 0.4 0.6 1 2 4 6 8 10 FREQUENCY (kHz) 3/3