General Purpose Transistor
NPN Duals
Maximum Ratings
Collector-Emitter Voltage
Collector-Base Voltage
Emitter-Base Voltage
Collector Current-Continuous
Symbol
VCEO
VCBO
VEBO
IC
BC846
65
80
Unit
Vdc
Vdc
Vdc
mAdc
100
BC847
45
50
6.0
100
A
BC848
30
30
5.0
100
Rating
BC846BDW=1B, BC847BDW=1F, BC848CDW=1L
Device Marking
WEITRON
BC846BDW Series
http://www.weitron.com.tw
Total Device Dissipation Per Device
FR-5 Board(1) T =25 C
Derate Above 25 C
Thermal Resistance, Junction to Ambient
Junction and Storage, Temperature
Characteristics
TJ,Tstg
PD
Symbol
Max
380
250
3.0
328
-55 to +150
Unit
mW
mW/ C
C/W
C
Thermal Characteristics
R JA
Note:
FR-5=1.0 0.75 0.062 in
SOT-363(SC-88)
3
4
5
1
2
6
NPN+NPN
1
2
3
6 5
4
6.0
-- --
BC846BDW Series
Small-Signal Characteristics
Current-Gain-Bandwidth Product
(IC= 10 mAdc, VCE= 5.0 Vdc, f=100MHz)
Output Capacitance
(VCB= 10 Vdc, f=1.0MHz)
Noise Figure
(VCE= 5.0Vdc, IC= 0.2 mAdc, , RS=2.0k , f=1.0kHz, BW=200Hz)
fT
Cobo
NF
100
-
-
-
4.5
5.0
MHz
pF
dB
WEITRON
DC Current Gain
(IC= 10 uAdc, VCE=5.0Vdc)
(IC= 2.0 mAdc, VCE= 5.0 Vdc)
Collector-Emitter Saturation Voltage
(IC= 10 mAdc, IB= 0.5 mAdc)
(IC= 100 mAdc, IB= 5.0mAdc)
Base-Emitter Saturation Voltage
(IC= 10 mAdc, IB= 0.5 mAdc)
(IC= 100 mAdc, IB= 5.0 mAdc)
Base-Emitter Voltage
(IC= 2.0 mAdc, VCE= 5.0 mAdc)
(IC= 10 mAdc, VCE= 5.0 mAdc)
HFE
VCE(sat)
VBE(sat)
VBE(on)
-
-
-
-
-
200
420
Vdc
Vdc
mVdc
-
-
On Characteristics
http://www.weitron.com.tw
Collector-Emitter Breakdown Voltage (I
C
=10mAdc)
Collector-Emitter Breakdown Voltage (I
C
=10 uAdc, V
EB
=0)
Emitter-Base Breakdown Voltage (I
C
=10 uAdc)
Collector Cutoff Current (V
CB
=30Vdc)
(V
CB
=30Vdc, T =150 C)
V
(BR)CEO
V
(BR)CES
V
(BR)CBO
V
(BR)EBO
I
CBO
15
5.0
Vdc
Vdc
Vdc
Vdc
nAdc
uAdc
Off C har acter istics
65
45
30
80
50
30
80
50
30
6.0
6.0
5.0
150
270
290
520
450
800
0.25
0.6
0.7
0.9
700
770
580
-
660
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Characteristics
Symbol
Min
Max
-
-
-
-
-
-
-
-
-
-
-
-
Typ
Unit
Electrical Characteristics
(T
A
=25 C Unless Otherwise noted)
BC846
BC847
BC848
BC846
BC847
BC848
BC846
BC847
BC848
Emitter-Base Breakdown Voltage (I
E
=1.0 uAdc)
BC846
BC847
BC846B,BC847B
BC848C
BC846B,BC847B
BC848C
BC848
A
WEITRON
http://www.weitron.com.tw
FIG.1 Normalized DC Current Gain
I
C
, COLLECTOR CURRENT (mAdc)
2.0
FIG.2 "Saturation" and "On" Voltages
I
C
, COLLECTOR CURRENT (mAdc)
0.2
0.5
1.0
10
20
50
0.2
100
2.0
5.0
200
0.6
0.7
0.8
0.9
1.0
0.5
0
0.2
0.4
0.1
0.3
h F
E
,
N
O
R
M
A
L
I
Z
E
D
D
C
C
U
R
R
E
N
T
G
A
I
N
V
,
V
O
L
T
A
G
E
(
V
O
L
T
S
)
1.5
1.0
0.8
0.6
0.4
0.3
0.2
0.5
1.0
10
20
50
2.0
100
70
30
7.0
5.0
3.0
0.7
0.3
0.1
T
A
= 25 C
V
BE(sat)
@ I
C
/I
B
= 10
V
CE(sat)
@ I
C
/I
B
= 10
V
BE(on)
@ V
CE
= 10 V
V
CE
= 10 V
T
A
= 25 C
FIG.3 Collector Saturation Region
I
B
, BASE CURRENT (mA)
FIG.4 Base-Emitter Temperature Coefficient
I
C
, COLLECTOR CURRENT (mA)
1.6
1.2
2.0
2.8
2.4
1.2
1.6
2.0
0.02
1.0
10
0
20
0.1
0.4
0.8
V C
E
,
C
O
L
L
E
C
T
O
R
-
E
M
I
T
T
E
R
V
O
L
T
A
G
E
(
V
)
V
B
,
T
E
M
P
E
R
A
T
U
R
E
C
O
E
F
F
I
C
I
E
N
T
(
m
V
/
C
)
0.2
1.0
10
100
-55 C to +125C
T
A
= 25 C
I
C
= 50 mA
I
C
= 100 mA
I
C
= 200 mA
I
C
=
20 mA
I
C
=
10 mA
1.0
FIG.5 Capacitances
V
R
, REVERSE VOLTAGE (VOLTS)
10
FIG.6 Current-Gain - Bandwidth Product
I
C
, COLLECTOR CURRENT (mAdc)
0.4 0.6
1.0
10
20
1.0
2.0
6.0
40
80
100
200
300
400
60
20
40
30
7.0
5.0
3.0
2.0
0.7 1.0
10
20
2.0
50
30
7.0
5.0
3.0
0.5
V
CE
= 10 V
T
A
= 25 C
C
,
C
A
P
A
C
I
T
A
N
C
E
(
p
F
)
f
,
C
U
R
R
E
N
T
-
G
A
I
N
-
B
A
N
D
W
I
D
T
H
P
R
O
D
U
C
T
(
M
H
z
)
T
0.8
4.0
8.0
T
A
= 25 C
C
ob
C
ib
BC846BDW Series
WEITRON
http://www.weitron.com.tw
BC846BDW Series
FIG.7 Normalized DC Current Gain
I
C
, COLLECTOR CURRENT (mA)
FIG.8 "On" Voltage
I
C
, COLLECTOR CURRENT (mA)
0.8
1.0
0.6
0.2
0.4
1.0
2.0
0.1
1.0
10
100
0.2
0.2
0.5
0.2
1.0
10
200
T
A
= 25 C
V
BE(sat)
@ I
C
/I
B
= 10
V
CE(sat)
@ I
C
/I
B
= 10
V
BE
@ V
CE
= 5.0 V
FIG.9 Collector Saturation Region
I
B
, BASE CURRENT (mA)
FIG.10 Base-Emitter Temperature Coefficient
I
C
, COLLECTOR CURRENT (mA)
-1.0
1.2
1.6
2.0
0.02
1.0
10
0
20
0.1
0.4
0.8
V C
E
,
C
O
L
L
E
C
T
O
R
-
E
M
I
T
T
E
R
V
O
L
T
A
G
E
(
V
O
L
T
S
)
V
B
,
T
E
M
P
E
R
A
T
U
R
E
C
O
E
F
F
I
C
I
E
N
T
(
m
V
/
C
)
0.2
2.0
10
200
1.0
T
A
= 25 C
200 mA
50 mA
I
C
=
10 mA
h F
E
,
D
C
C
U
R
R
E
N
T
G
A
I
N
(
N
O
R
M
A
L
I
Z
E
D
)
V
,
V
O
L
T
A
G
E
(
V
O
L
T
S
)
V
CE
= 5 V
T
A
= 25 C
0
0.5
2.0
5.0
20
50
100
0.05
0.2
0.5
2.0
5.0
100 mA
20 mA
-1.4
-1.8
-2.2
-2.6
-3.0
0.5
5.0
20
50
100
-55 C to 125 C
VB
for V
BE
FIG.11 Capacitance
V
R
, REVERSE VOL TAGE (VOLTS)
40
FIG.12 Current-Gain - Bandwidth Product
I
C
, COLLECTOR CURRENT (mA)
0.1 0.2
1.0
50
2.0
2.0
10
100
100
200
500
50
20
20
10
6.0
4.0
1.0
10
50 100
5.0
V
CE
= 5 V
T
A
= 25 C
C
,
C
A
P
A
C
I
T
A
N
C
E
(
p
F
)
f
,
C
U
R
R
E
N
T
-
G
A
I
N
-
B
A
N
D
W
I
D
T
H
P
R
O
D
U
C
T
T
0.5
5.0
20
T
A
= 25 C
C
ob
C
ib
WEITRON
http://www.weitron.com.tw
BC846BDW Series
FIG.13 Thermal Response
t , TIME (ms)
1.0
r
(
t
)
,
T
R
A
N
S
I
E
N
T
T
H
E
R
M
A
L
1.0
0
R
E
S
I
S
T
A
N
C
E
(
N
O
R
M
A
L
I
Z
E
D
)
0.1
0.01
0.001
10
100
1.0 k
10 k
100 k
FIG.14 Active Region Safe Operating Area
V
CE
, COLLECTOR-EMITTER VOLTAGE (V)
-200
-1.0
I C
,
C
O
L
L
E
C
T
O
R
C
U
R
R
E
N
T
(
m
A
)
T
A
= 25 C
D = 0.5
0.2
0.1
0.05
SINGLE PULSE
BONDING WIRE LIMIT
THERMAL LIMIT
SECOND BREAKDOWN LIMIT
3 ms
T
J
= 25 C
Z
JA
(t) = r(t) R
JA
R
JA
= 328 C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t
1
T
J(pk)
- T
C
= P
(pk)
R
JC
(t)
t
1
t
2
P
(pk)
DUTY CYCLE, D = t
1
/t
2
-100
-50
-10
-5.0
-2.0
-5.0
-10
-30 -45 -65 -100
1 s
BC558
BC557
BC556
1.0 M
0.02
0.01
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