BCR146W
Nov-29-20011
NPN Silicon Digital Transistor
Switching circuit, inverter, interface circuit,
driver circuit
Built in bias resistor (R1=47k
, R2=22k
)
1
3
VSO05561
2
EHA07184
3
21
C
EB
R1
R2
Type Marking Pin Configuration Package
BCR146W WLs 1 = B 2 = E 3 = C SOT323
Maximum Ratings
Parameter Symbol Value Unit
Collector-emitter voltage VCEO V50
50
VCBO
Collector-base voltage
Emitter-base voltage 10
VEBO
Input on Voltage Vi(on) 50
70 mA
IC
DC collector current
Total power dissipation, TS = 124 °C Ptot mW250
Junction temperature Tj150 °C
-65 ... 150Storage temperature Tst
g
Thermal Resistance
Junction - soldering point1) RthJS
105 K/W
1For calculation of RthJA please refer to Application Note Thermal Resistance
BCR146W
Nov-29-20012
Electrical Characteristics at T
A
=25°C, unless otherwise specified
Parameter Symbol Values Unit
min. typ. max.
DC Characteristics
Collector-emitter breakdown voltage
IC = 100 µA, IB = 0 V(BR)CEO 50 - - V
Collector-base breakdown voltage
IC = 10 µA, IE = 0 V(BR)CBO 50 - -
Collector cutoff current
VCB = 40 V, IE = 0 ICBO - - 100 nA
Emitter cutoff current
VEB = 10 V, IC = 0 IEBO - - 220 µA
DC current gain 1)
IC = 5 mA, VCE = 5 V hFE 50 - - -
Collector-emitter saturation voltage1)
IC = 10 mA, IB = 0.5 mA VCEsat - - 0.3 V
Input off voltage
IC = 100 µA, VCE = 5 V Vi(off) 1.2 - 2.6
Input on Voltage
IC = 2 mA, VCE = 0.3 V Vi(on) 1.5 - 4
Input resistor R132 47 62 k
Resistor ratio R1/R21.92 2.14 2.36 -
AC Characteristics
fT- - MHz150Transition frequency
IC = 10 mA, VCE = 5 V, f = 100 MHz
Ccb - 3 pFCollector-base capacitance
VCB = 10 V, f = 1 MHz -
1) Pulse test: t < 300
s; D < 2%
BCR146W
Nov-29-20013
DC Current Gain hFE = f (IC)
VCE = 5V (common emitter configuration)
10 -1 10 0 10 1 10 2
mA
IC
0
10
1
10
2
10
3
10
-
h
FE
Collector-Emitter Saturation Voltage
VCEsat = f (IC), hFE = 20
0.0 0.2 0.4 0.6 V1.0
VCEsat
0
10
1
10
2
10
mA
I
C
Input on Voltage Vi(on) = f (IC)
VCE = 0.3V (common emitter configuration)
10 -1 10 0 10 1 10 2
V
Vi(on)
-1
10
0
10
1
10
2
10
mA
I
C
Input off voltage Vi(off) = f (IC)
VCE = 5V (common emitter configuration)
0 1 2 3 V5
Vi(off)
-3
10
-2
10
-1
10
0
10
1
10
mA
I
C
BCR146W
Nov-29-20014
Total power dissipation Ptot = f (TS)
0 20 40 60 80 100 120 °C 150
TS
0
50
100
150
200
mW
300
P
tot
Permissible Pulse Load
Ptotmax / PtotDC = f (tp)
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tp
0
10
1
10
2
10
3
10
-
Ptotmax
/ P
totDC
D = 0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
Permissible Pulse Load RthJS = f (tp)
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tp
-1
10
0
10
1
10
2
10
3
10
K/W
R
thJS
0.5
0.2
0.1
0.05
0.02
0.01
0.005
D = 0
