CMKT3946 NPN/PNP
SURFACE MOUNT SILICON
DUAL, COMPLEMENTARY
SMALL SIGNAL
SWITCHING TRANSISTOR
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DESCRIPTION:
The CENTRAL SEMICONDUCTOR CMKT3946
(one each NPN and PNP) are silicon complementary
transistors in a space saving SOT-363 package, designed
for small signal general purpose amplifier and switching
applications.
MARKING CODE: K46
SOT-363 CASE
FEATURES:
• One NPN (3904) and one PNP (3906)
complementary Transistor in a single package
MAXIMUM RATINGS: (TA=25°C)
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Continuous Collector Current
Power Dissipation
Operating and Storage Junction Temperature
Thermal Resistance
SYMBOL
VCBO
VCEO
VEBO
IC
PD
TJ, Tstg
ΘJA
NPN
60
40
6.0
PNP
40
40
5.0
UNITS
V
V
V
mA
mW
°C
°C/W
200
350
-65 to +150
357
ELECTRICAL CHARACTERISTICS PER TRANSISTOR: (TA=25°C unless otherwise noted)
NPN
PNP
SYMBOL
TEST CONDITIONS
MIN
MAX
MIN
MAX
ICEV
VCE=30V, VEB=3.0V
50
50
UNITS
nA
IBL
BVCBO
BVCEO
VCE=30V, VEB=3.0V
IC=10μA
-
50
-
-
nA
60
-
40
-
V
IC=1.0mA
40
-
40
-
V
BVEBO
IE=10μA
IC=10mA, IB=1.0mA
IC=50mA, IB=5.0mA
6.0
-
5.0
-
V
-
0.20
-
0.25
V
-
0.30
-
0.40
V
0.65
0.85
0.65
0.85
V
-
0.95
-
0.95
V
hFE
IC=10mA, IB=1.0mA
IC=50mA, IB=5.0mA
VCE=1.0V, IC=0.1mA
40
-
60
-
hFE
hFE
VCE=1.0V, IC=1.0mA
VCE=1.0V, IC=10mA
hFE
hFE
VCE(SAT)
VCE(SAT)
VBE(SAT)
VBE(SAT)
70
-
80
-
100
300
100
300
VCE=1.0V, IC=50mA
VCE=1.0V, IC=100mA
60
-
60
-
30
-
30
-
fT
Cob
VCE=20V, IC=10mA, f=100MHz
VCB=5.0V, IE=0, f=1.0MHz
300
-
250
-
MHz
-
4.0
-
4.5
pF
Cib
VBE=0.5V, IC=0, f=1.0MHz
-
12
-
12
pF
R7 (16-March 2020)
CMKT3946 NPN/PNP
SURFACE MOUNT SILICON
DUAL, COMPLEMENTARY
SMALL SIGNAL
SWITCHING TRANSISTOR
ELECTRICAL CHARACTERISTICS PER TRANSISTOR - Continued: (TA=25°C)
NPN
PNP
SYMBOL TEST CONDITIONS
MIN
MAX
MIN
MAX
hie
VCE=10V, IC=1.0mA, f=1.0kHz
1.0
10
2.0
12
hre
hfe
VCE=10V, IC=1.0mA, f=1.0kHz
VCE=10V, IC=1.0mA, f=1.0kHz
hoe
NF
VCE=10V, IC=1.0mA, f=1.0kHz
VCE=5.0V, IC=100μA, RS=1.0kΩ, f=10Hz to 15.7kHz
td
tr
VCC=3.0V, VBE=0.5V, IC=10mA, IB1=1.0mA
VCC=3.0V, VBE=0.5V, IC=10mA, IB1=1.0mA
ts
tf
VCC=3.0V, IC=10mA, IB1=IB2=1.0mA
VCC=3.0V, IC=10mA, IB1=IB2=1.0mA
UNITS
kΩ
x10-4
0.5
8.0
0.1
10
100
400
100
400
1.0
40
3.0
60
μS
dB
-
5.0
-
4.0
-
35
-
35
ns
-
35
-
35
ns
-
200
-
225
ns
-
50
-
75
ns
SOT-363 CASE - MECHANICAL OUTLINE
PIN CONFIGURATION
LEAD CODES:
1) Emitter Q1
2) Base Q1
3) Collector Q2
4) Emitter Q2
5) Base Q2
6) Collector Q1
MARKING CODE: K46
R7 (16-March 2020)
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