©2002 Fairchild Semiconductor Corporation Rev. A2, November 2002
KST63/64
PNP Epitaxial Si licon Transistor
Absolute Maximum Ratings Ta=25°C unless otherwise noted
Electrical Characteristics Ta=25°C unless otherwise noted
* Pulse test: PW≤300µs, Duty Cycle≤2%
Marking Code
Symbol Parameter Value Units
VCBO Collector-Base Voltage -30 V
VCES Collector-Emitter Voltage -30 V
VEBO Emitter-Base Voltage -10 V
ICCollector Current -500 mA
PCCollector Power Dissipation 350 mW
TSTG Storage Temperature 150 °C
Symbol Parameter Test Condition Min. Max. Units
BVCES Collect or-E mitter Break down Voltage IC= -100, VBE=0 -30 V
ICBO Collector Cut-off Current VCE= -30V, IE=0 -100 nA
IEBO Emitter Cut-off Current VEB= -10V, IC=0 -100 nA
hFE * DC Current Gain
: KST63
: KST64
: KST63
: K ST64
VCE= -5V, IC= -10mA
VCE= -5V, IC= -100mA
5K
10K
10K
20K
VCE (sat) Collector-Emitter Saturat ion Voltage IC= -100mA, IB= -0. 1mA -1.5 V
VBE (on) Base-Emitter On Voltage VCE= -5V, IC= -100mA -2.0 V
fTCurrent Gain Bandwidth Product VCE= -5V, IC= -10mA
f=100MHz 125 MHz
Type KST63 KST64
Mark 2U 2V
KST63/64
Darlington Transistor
2U
Marking
1. Base 2. Emitter 3. Collector
SOT-23
1
2
3
©2002 Fairchild Semiconductor Corporation Rev. A2, November 2002
KST63/64
Typical Characteristics
Figure 1. DC current Gain Figure 2. Base-Emitter Saturation Voltage
Collector-Emitter Saturation Voltage
Figure 3. Base-Emitter On Voltage Figure 4. Current Gain Bandwidth Product
-1 -10 -100 -1000
1k
10k
100k
1000k
VCE = -5V
hFE, DC CURRENT GAIN
IC[mA], COLLECTOR CURRENT
-1 -10 -100 -1000
-0.01
-0.1
-1
-10
IC = 1000 IB
VCE(sat)
VBE(sat)
VBE(sat), VCE(sat)[V], SATURATION VOLTAGE
IC[mA], COLLECTOR CURRENT
-0.0 -0.4 -0.8 -1.2 -1.6 -2.0 -2.4 -2.8
1
10
100 VCE = -5V
IC [mA], COLLECTOR CURRENT
VBE[V], BASE-EMITTER VOLTAGE
-1 -10 -100 -1000
1
10
100
1000
VCE = -5V
fT[MHz],
CURRENT GAIN BANDWIDT H PRODUCT
IC[mA], COLLECTOR CURRENT
0.96~1.14
0.12
0.03~0.10
0.38 REF
0.40 ±0.03
2.90 ±0.10
0.95 ±0.03 0.95 ±0.03
1.90 ±0.03 0.508REF
0.97REF 1.30 ±0.10 0.45~0.60
2.40 ±0.10
+0.05
–0.023
0.20 MIN
0.40 ±0.03
SOT-23
Package Dimensions
KST63/64
©2002 Fairchild Semiconductor Corporation Rev. A2, November 2002
Dimensions in Millimeters
©2002 Fairchild Semiconductor Corporation Rev. I1
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