SEMICONDUCTOR
TECHNICAL DATA
CONDENSER MICROPHONE APPLICATION. FEATURES
E
KTK597
N CHANNEL JUNCTION FIELD EFFECT TRANSISTOR
Expecially Suited for Use in Audio, Telephone. Capacitor Microphones. Excellent Voltage Characteristics.
A
M
B
M
2
D
DIM A
B C D E G H J K L
Excellent Transient Characteristics.
1
3
G
MILLIMETERS _ 2.00 + 0.20 _ 1.25 + 0.15 _ 0.90 + 0.10
0.3+0.10/-0.05 _ 2.10 + 0.20 0.65 0.15+0.1/-0.06 1.30 0.00-0.10 0.70 _ 0.42 + 0.10 0.10 MIN
C
L
MAXIMUM RATING (Ta=25
CHARACTERISTIC Gate-Drain Voltage Gate Current Drain Current Drain Power Dissipation Junction Temperature Storage Temperature Range
)
SYMBOL VGDO IG ID PD Tj Tstg RATING -20 10 1 100 150 -55 150 UNIT V mA mA mW
J
H N K N
M N
1. SOURCE 2. DRAIN 3. GATE
USM
ELECTRICAL CHARACTERISTICS (Ta=25
CHARACTERISTIC Gate-Drain Breakdown Voltage Gate-Source Cut-off Voltage Drain Current Foward Transfer Admittance Input Capacitance Reverse Transfer Capacitance Note : IDSS Classification Y(1):150~240,
)
TEST CONDITION IG=-100 A VDS=5V, ID=1 A VDS=5V, VGS=0 VDS=5V, VGS=0, f=1kHz VDS=5V, VGS=0, f=1MHz VDS=5V, VGS=0, f=1MHz MIN. -20 150 0.4 TYP. -0.6 1.2 3.5 0.65 MAX. -1.5 320 UNIT V V A mS pF pF
SYMBOL V(BR)GDO VGS(OFF) IDSS (Note) | yfs | Ciss Crss GR(2):210~320
Marking
I DSS Rank Type Name
F
2002. 9. 17
Revision No : 4
1/5
KTK597
ELECTRICAL CHARACTERISTICS (Ta=25 , VCC=4.5V, RL=1k , Cin=15pF, See Specified Test Circuit.)
CHARACTERISTIC Voltage Gain Reduced Voltage Characteristic Frequency Characteristic Input Resistance Output Resistance Total Harmonic Distortion Output Noise Voltage SYMBOL GV GVV GVF Zin ZO THD VNO TEST CONDITION Vin=10mV, f=1kHz Vin=10mV, f=1kHz VCC=4.5V 1.5V f=1kHz 110Hz f=1kHz f=1kHz Vin=30mV, f=1kHz Vin=0, A curve MIN. 25 TYP. -3.0 -1.2 1.0 -110 MAX. -4.0 -1.0 700 % dB UNIT dB dB dB M
SPECIFIED TEST CIRCUIT
Voltage gain. Frequency Characteristic. Distortion. Reduced Voltage Characteristic.
1kΩ 33uF 15pF
VCC =4.5V VCC =1.5V
A B VTVM OSC V THD 1kΩ For Output Impedance
2002. 9. 17
Revision No : 4
2/5
KTK597
I D - V DS
300
I DSS =200µA
I D - VGS
350
VDS =5V VGS =0
DRAIN CURRENT I D (µA)
250 200 150 100
VGS =-0.2V VGS =-0.1V
DRAIN CURRENT ID (µA)
300 250 200 150 100 50 0
ID
SS
=3
00
µA
50 0 0 1 2 3 4
ID
SS
=1
70
µA
VGS =-0.4V
VGS =-0.3V
5
6
7
8
9
10
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0
DRAIN-SOURCE VOLTAGE V DS (V)
GATE-SOURCE VOLTAGE VGS (V)
yfs
FORWARD TRANSFER ADMITTANCE yfs (mS) 3
- I DSS
CURRENT VOLTAGE VGS(off) (V)
VDS =5V VGS =0V f=1kHz
VGS(off) - I DSS
-1
VDS =5V I D =1µA
-0.5 -0.3
1
0.5 0.3 100 200 300 400 500 DRAIN CURRENT I DSS (µA)
-0.1 100
200
300
400
500
DRAIN CURRENT I DSS (µA)
10 INPUT CAPACITANCE C iss (pF)
VGS =0 f=1MHz
REVERSE TRANSFER CAPACITANCE C rss (pF)
C iss - VDS
C rss - VDS
3
VGS =0 f=1MHz
5 3
1
0.5 0.3 1 3 5 10 20 DRAIN-SOURCE VOLTAGE VDS (V)
1 1 3 5 10 20 DRAIN-SOURCE VOLTAGE VDS (V)
2002. 9. 17
Revision No : 4
3/5
KTK597
G V - I DSS
2
G V : VCC =4.5V
G VV - I DSS
REDUCED VOLTAGE CHARACTERISIC GVV (dB) 2
VOLTAGE GAIN G V (dB)
0 -2 -4 -6 -8 -10 100
Vin =10mV R L=1.0kΩ f=1kHz I DSS : VDS =5.0V
0
-2
G VV : VCC =4.5V 1.5V Vin =10mV f=1kHz I DSS : VDS =5.0V
-4
-6 100 200 300 400 500 DRAIN CURRENT I DSS (µA)
200
300
400
500
DRAIN CURRENT I DSS (µA)
TOTAL HARMONIC DISTORTION THD (%)
THD - I DSS
5 INPUT RESISTANCE Z IN (MΩ)
THD : VCC =4.5V
Z IN - I DSS
36
Z IN : VCC =4.5V
3
Vin =30mV f=1kHz I DSS : VDS =5.0V
34 32 30 28 26
Vin =10mV f=1kHz I DSS : VDS =5.0V
1 0.5 0.3 100 200 300 400 500 DRAIN CURRENT I DSS (µA)
100
200
300
400
500
DRAIN CURRENT I DSS (µA)
Z O - I DSS
700 OUTPUT RESISTANCE Z O (Ω)
Z O : VCC =4.5V Vin =10mV f=1kHz I DSS : VDS =5.0V
VNO - I DSS
OUTPUT NOISE VOLTAGE VNO (dB) -112
VNO : VCC =4.5V Vin =0, A curve RL=1.0kΩ I DSS : VDS =5.0V
600
-114
500
-116
400
-118
300 100
200
300
400
500
-120 100
200
300
400
500
DRAIN CURRENT I DSS (µA)
DRAIN CURRENT I DSS (µA)
2002. 9. 17
Revision No : 4
4/5
KTK597
TOTAL HARMONIC DISTORTION THD (%)
THD - V IN
30
THD : VCC =4.5V f=1kHz I DSS : VDS =5.0V
P D - Ta
DRAIN POWER DISSIPATION PD (mW) 175 150 120 100 75 50 25 0 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE Ta ( C)
10 5 3
I DSS =17 0µA
I DSS 0µA = 30
1 0.5 0 40 80 120 160 200 INPUT VOLTAGE V IN (mV)
2002. 9. 17
Revision No : 4
5/5
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