MMBT3906
PNP GENERAL PURPOSE SWITCHING TRANSISTOR
VOLTAGE -40Volts POWER 225mWatts
FEATURES
PNP epitaxial silicon, planar design.
Collector-emitter voltage VCE=-40V.
Collector current IC=0.2A.
In compliance with ER RoHS 2002/95/EC
directives.
MECHANICAL DATA
Case: SOT-23, Plastic
Terminals: Solderable per MIL-STD-750,
method 2026
Approx. Weight: 0.008gram
Marking: 2A
3
C
2A
2
1
B
MAXIMUM RATINGS(Ta=25℃ unless otherwise noted)
Symbol
VCBO
VCEO
VEBO
IC
PD
PD
RθJA
RθJA
TJ
TSTG
T
Parameter
Vaule
Collector-Base Voltage
-40
Collector-Emitter Voltage
-40
Emitter-Base Voltage
-5
Collector Current
-0.2
Total Device Dissipation(FR-5 BOARD)
0.225
Total Device Dissipation(Alumina Substrare)
0.3
Thermal Resistance Form Junction to Ambient
625
Thermal Resistance, Junction to Ambient
400
Junction Temperature
150
Storage Temperature
-55~+150
Peak Temperature Soldering
260
Unit
V
V
V
A
W
W
O
C/W
O
C/W
O
C
O
C
O
C
E
MMBT3906
ELECTRICAL CHARACTERISTICS(Ta=25℃ unless otherwise specified)
Parameter
Collector-Base breakdown voltage
Collector-Emitter breakdown voltage
Emitter-Base breakdown voltage
Collector cut-off current
Collector cut-off current
Base cut-off current
Emitter cut-off current
DC current gain*
Symbol
V(BR)CBO
V(BR)CEO
V(BR)EBO
ICBO
ICEX
IBEX
IEBO
HFE
HFE
HFE
HFE
HFE
Collector-Emitter saturation voltage VCE(SAT)
Base-Emitter Saturation voltage*
VBE(SAT)
Input capacitance
Output capacitance
CIB
COB
Transition ferquency
fT
Test Condition
IC=-10uA,IE=0
IC=-1mA,IB=0
IE=-10uA,IC=0
VCB=-40V,IC=0
Min. Typ.Max.Units
-40
-40
-5
-0.1
-50
-50
0.1
VCE=-30V,VBE(OFF)=-3V
VEB=-5V,IC=0
IC=-0.1mA,VCE=-1V
IC=-1mA,VCE=-1V
IC=-10mA,VCE=-1V
IC=-50mA,VCE=-1V
IC=-100mA,VCE=-1V
IC=-10mA,IB=-1mA
IC=-50mA,IB=-5mA
IC=-10mA,IB=-1mA
IC=-50mA,IB=-5mA
VCB=-5V,IE=0,f=1MHZ
VEB=-0.5V,IC=0,f=1MHZ
IC=-10mA,VCE=-20V,
f=100MHZ
VCC=-3V,VBE=0.5V,
IC=10mA,IB=-1mA
60
80
100
60
30
300
-0.2
-0.3
-0.9
-1
4.0
8.0
300
Delay time
td
Rise time
tr
Storage time
ts
VCC=-3V,VBE=0.5V,
IB1=IB2=-1mA
Fall time
tf
Noise figure
NF
Input Impedancen
hie
2
VCE=-5V,IC=-100uA,RS=1K
Voltage feedback ratio
hre
0.1
Ω,f=1KHZ
Small-signal current gain
hfe
100
Output admittance
hoe
3
*Pulse Test: Pulse Width
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