KST-4019-001 1
STK596
K
N-Channel Junction FET
S
Se
em
mi
ic
co
on
nd
du
uc
ct
to
or
r
Description
• Capacitor Microphone application
Features
• Especially suited for use in audio, telephone capacitor microphones
• Excellent voltage characteristic
• Excellent transient characteristic
Ordering Information
Type NO. Marking Package Code
STK596K J□ SOT-623F
□:IDSS Rank
Outline Dimensions unit : mm
PIN Connections
1. Drain
2. Source
3. Gate
KST-4019-001 2
STK596
K
Absolute maximum ratings (Ta=25°C)
Characteristic Symbol Rating Unit
Gate-Drain voltage VGDO -20 V
Gate Current IG 10 mA
Drain Current ID 1 mA
Power dissipation PD 100 mW
Junction Temperature TJ 150
°C
Storage Temperature range Tstg -55~150
°C
Electrical Characteristics (Ta=25°C)
Characteristic Symbol Test Condition Min. Typ. Max. Unit
Gate-drain breakdown voltage V(BR)GDO IG=-100µA -20 V
Cutoff voltage VGS(off) VDS=5V, ID=1 ㎂ -0.6 -1.5 V
Zero Voltage Drain current IDSS V
DS=5V, VGS=0 100 800
µA
Forward transfer admittance ｜yfs｜ VDS=5V, VGS=0, f=1KHz 0.4 1.2 mS
Input capacitance Ciss VDS=5V, VGS=0, f=1MHz 3.5 pF
Reverse Transfer capacitance Crss VDS=5V, VGS=0, f=1MHz 0.65 pF
Output Noise Voltage VNO VIN=０, A CURVE
-１１０ dB
IDSS Classification
Classification A B C D E
IDSS[㎂] 100 ~ 170 150 ~ 240 210 ~ 350 320 ~ 480 440 ~ 800
Noise Voltage Test Circuit
VTVM
VCC＝＋４．５V
Cin=15p
1kΩ
JIS
A
V
KST-4019-001 3
STK596
K
, e V
u,
IDSS=500uA
VGS=0
VGS=-0.1
VGS=-0.2
VGS=-0.3
VGS=-0.4
VGS=-0.5 VGS=-0.6
, e V
u,
VGS=-0.4
IDSS=200uA
VGS=-0.3
VGS=-0.2
VGS=-0.1
VGS=0
Fig. 2 ID - VDS
Fig. 1 ID - VDS
Fig. 4 │Yfs│ - IDSS
ㅣㅣ
Fig. 6 Ciss - VDS
Fig. 5 VGS(Off) - IDSS
Electrical Characteristic Curves
,
m,
Fig. 3 ID - VGS
KST-4019-001 4
STK596
K
Fig. 8 PD - Ta
Fig. 7 Crss - VDS
℃
㏀
Fig. 9 VNO - IDSS
Electrical Characteristic Curves
KST-4019-001 5
STK596
K
These AUK products are intended for usage in general electronic equipments(Office and
communication equipment, measuring equipment, domestic electrification, etc.).
Please make sure that you consult with us before you use these AUK products in equipm-
ents which require high quality and/or reliability, and in equipments which could have
major impact to the welfare of human life(atomic energy control, airplane, spaceship, traffic
signal, combustion central, all types of safety device, etc.).
AUK cannot accept liability to any damage which may occur in case these AUK products
were used in the mentioned equipments without prior consultation with AUK.
