PNP Silicon AF Transistors
BC856W...BC860W
• For AF input stages and driver applications
• High current gain
• Low collector-emitter saturation voltage
• Low noise between 30 Hz and 15 kHz
• Complementary types:
BC846W, BC847W, BC848W
BC849W, BC850W (NPN)
Type Marking Pin Configuration Package
BC856BW
BC857AW
BC857BW
3Bs
3Es
3Fs
1 = B
1 = B
1 = B
2 = E
2 = E
2 = E
3
3 = C
3 = C
3 = C
1
VSO05561
SOT323
SOT323
SOT323
2
BC857CW
BC858BW
BC858CW
BC859AW
BC860BW
BC860CW
3Gs
3Ks
3Ls
4As
4Fs
4Gs
1 = B
1 = B
1 = B
1 = B
1 = B
1 = B
2 = E
2 = E
2 = E
2 = E
2 = E
2 = E
3 = C
3 = C
3 = C
3 = C
3 = C
3 = C
SOT323
SOT323
SOT323
SOT323
SOT323
SOT323
1 Jan-28-2005
Package Outline
Foot Print
±0.2
2
+0.1
0.3
-0.05
12
3x
M
0.1
3
0.65 0.65
acc. to
DIN 6784
0.6
+0.2
0.1 MAX.
±0.1
2.1
0.2 A
0.1
0.1 MIN.
M
0.9
±0.1
0.15
+0.1
-0.05
Package SOT323
A
±0.1
1.25
0.8
0.65
Marking Layout
Manufacturer
Pin 1
Type code BCR108W
Packing
Code E6327: Reel ø180 mm = 3.000 Pieces/Reel
Code E6433: Reel ø330 mm = 10.000 Pieces/Reel
1.6
0.65
Example
Pin 1
2.15
4
8
2.3
0.2
1.1
Maximum Ratings
BC856W...BC860W
Parameter
Symbol BC856W BC857W
Collector-emitter voltage V
Collector-base voltage V
Collector-emitter voltage V
Emitter-base voltage V
DC collector current I
Peak collector current I
Peak base current I
Peak emitter current I
Total power dissipation, T S = 124 °C
P
Junction temperature T
Storage temperature T
Thermal Resistance
Junction - soldering point
1)
C
CM
BM
EM
j
st
R
CEO
CBO
CES
EBO
tot
thJS
BC858W
BC860W
BC859W
65 45 30
80 50 30
80 50 30
5 5 5
100 mA
200 mA
200
200
250 mW
150 °C
-65 ... 150
≤105 K/W
Unit
V
Electrical Characteristics at T
= 25°C, unless otherwise specified.
A
Parameter Symbol Values Unit
min. typ. max.
DC Characteristics
Collector-emitter breakdown voltage
I
= 10 mA, I B = 0
C
Collector-base breakdown voltage
I
= 10 µA, I E = 0
C
1
For calculation of
R
please refer to Application Note Thermal Resistance
thJA
BC856W
BC857/860W
BC858/859W
BC856W
BC857/860W
BC858/859W
V
(BR)CEO
V
(BR)CBO
65
45
30
80
50
30
-
-
-
-
-
-
V
-
-
-
-
-
-
2 Jan-28-2005
BC856W...BC860W
Electrical Characteristics at T
= 25°C, unless otherwise specified.
A
Parameter Symbol Values Unit
min. typ. max.
DC Characteristics
Collector-emitter breakdown voltage
I
= 10 µA, V BE = 0
C
Emitter-base breakdown voltage
I
= 1 µA, I C = 0
E
Collector cutoff current
V
= 30 V, I E = 0
CB
Collector cutoff current
V
= 30 V, I E = 0 , T A = 150 °C
CB
DC current gain 1)
BC856W
BC857/860W
BC858/859W
V
(BR)CES
V
(BR)EBO
I
CBO
I
CBO
h
FE
80
50
30
-
-
-
5 - -
- - 15 nA
- - 5 µA
V
-
-
-
-
I
= 10 µA, V CE = 5 V
C
DC current gain 1)
I
= 2 mA, V CE = 5 V
C
Collector-emitter saturation voltage1)
I
= 10 mA, I B = 0.5 mA
C
I
= 100 mA, I B = 5 mA
C
Base-emitter saturation voltage 1)
I
= 10 mA, I B = 0.5 mA
C
I
= 100 mA, I B = 5 mA
C
Base-emitter voltage 1)
I
= 2 mA, V CE = 5 V
C
I
= 10 mA, V CE = 5 V
C
h
FE
h
FE
h
FE
h
FE
h
FE
h
FE
-group A
-group B
-group C
-group A
-group B
-group C
h
FE
V
CEsat
V
BEsat
V
BE(ON)
-
-
-
125
220
420
-
-
-
-
600
-
140
250
480
180
290
520
75
250
700
850
650
-
-
-
-
250
475
800
300
650
-
-
750
820
mV
1) Pulse test: t ≤ 300µs, D = 2%
3 Jan-28-2005
Electrical Characteristics at T A = 25 °C, unless otherwise specified.
BC856W...BC860W
Parameter
AC characteristics
Transition frequency
= 20 mA, V CE = 5 V, f = 100 MHz
I
C
Collector-base capacitance
= 10 V, f = 1 MHz
V
CB
Emitter-base capacitance
= 0.5 V, f = 1 MHz
V
EB
Short-circuit input impedance
= 2 mA, VCE = 5 V, f = 1 kHz
I
C
Open-circuit reverse voltage transf.ratio
= 2 mA, VCE = 5 V, f = 1 kHz
I
C
Short-circuit forward current transf.ratio
= 2 mA, VCE = 5 V, f = 1 kHz
I
C
Open-circuit output admittance
= 2 mA, VCE = 5 V, f = 1 kHz
I
C
Noise figure
Symbol Values Unit
min. typ. max.
f
T
C
cb
C
eb
-gr.A
h
FE
-gr.B
h
FE
-gr.C
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
h
FE
h
h
h
h
F
11e
12e
21e
22e
- 250 - MHz
- 3 5 pF
- 10 15
-
-
-
-
-
-
-
-
-
-
-
-
2.7
4.5
8.7
1.5
2
3
200
330
600
18
30
60
kΩ
-
-
-
-4
10
-
-
-
-
-
-
µ S
-
-
-
- - 10 dB
= 200 µA, V CE = 5 V, R S = 2 kΩ ,
I
C
f = 1 kHz, ∆ f = 200 Hz
Noise figure
= 200 µA, V CE = 5 V, R S = 2 kΩ ,
I
C
f = 1 kHz, ∆ f = 200 Hz
Equivalent noise voltage
= 200 µA, VCE = 5 V, RS = 2 kΩ ,
I
C
f = 10 ... 50 Hz
BC856W
BC857W
BC858W
BC859W
BC860W
BC860W
4 Jan-28-2005
F
V
n
-
-
1
1
4
4
- - 0.11 µV
BC856W...BC860W
Total power dissipation P
300
mW
200
tot
P
150
100
50
= f (T S)
tot
Collector-base capacitance C
CB
= f (V
Emitter-base capacitance C EB = f (V
BC 856...860
12
pF
C
CB0
(
)
C
EB0
10
8
C
EBO
6
4
C
CBO
2
EHP00376
CBO
EBO
)
0
0 20 40 60 80 100 120
Permissible pulse load
P
totmax
P
totmax
totPDC
10
10
10
/ P
3
5
2
5
1
5
totDC
= f (t p)
=
D
°C
150
T
S
0
-1 0 1
10
5
10 10
V
CB0
V
(
)
V
EB0
Transition frequency f T = f (IC)
V
= 5V
CE
EHP00378
f
T
10
MHz
3
5
EHP00377
t
p
t
p
T
T
D
=
0
0.005
0.01
0.02
0.05
10
2
0.1
0.2
0.5
5
10
0
-6
10
10-510-410-310
-2
s
t
p
10
0
1
10
-1 0 1 2
10 10 10 10
5
5
mA
Ι
C
5 Jan-28-2005
BC856W...BC860W
Collector cutoff current I
V
= 30V
CB
4
10
nA
Ι
CB0
3
10
5
2
10
5
1
10
5
0
10
5
-1
10
0 50 100 150
max
CBO
= f (T A)
EHP00381
typ
C
T
Collector-emitter saturation voltage
I
= f (V
C
2
10
mA
Ι
C
1
10
5
0
10
5
-1
10
0
A
), h FE = 20
CEsat
100
25
-50
0.1 0.2 0.4
EHP00380
C
C
C
0.3 0.5
V
V
CEsat
DC current gain h FE = f (IC)
V
= 5V
CE
3
10
5
100
h
FE
2
10
5
1
10
5
0
10
10 10 10 10
C
25
C
-50
C
-2
-1
555
10
0
Base-emitter saturation voltage
I
= f (V
C
EHP00382
Ι
C
12
mA
Ι
C
10
10
mA
10
5
10
5
-1
2
1
0
0
), h FE = 20
BEsat
C
100
C
C
25
-50
C
0.2 0.4 0.8
EHP00379
0.6 V 1.2
V
BEsat
6 Jan-28-2005
BC856W...BC860W
h parameter h
V
= 5V
CE
BC 856...860 EHP00383
2
10
5
h
e
h
11e
1
10
5
h
12e
0
10
5
10
h
21e
h
-1
-1 0 1
10 10 10
= f (I C) normalized
e
V
= 5 V
CE
22e
5
mA
Ι
h parameter h e = f (VCE) normalized
I
= 2mA
C
BC 856...860 EHP00384
2.0
h
e
1.5
1.0
0.5
0
01 02 03 0
C
Ι
C
= 2 mA
h
11
h
12
h
22
V
V
CE
Noise figure F = f (V CE)
I
= 0.2mA, R S = 2kΩ , f = 1kHz
C
BC 856...860 EHP00385
20
dB
F
15
10
5
0
- 1012
10 10 10 10
5 5
Noise figure F = f (f)
I
= 0.2mA, V CE = 5V, R S = 2kΩ
C
BC 856...860 EHP00386
20
dB
F
15
10
5
0
V
V
CE
-2 -1 1 2
10 10 10 10
10
0
kHz
f
7 Jan-28-2005
BC856W...BC860W
Noise figure F = f (I C)
V
= 5V, f = 120Hz
CE
BC 856...860 EHP00387
20
dB
F
15
= 1 M
R
S
10
5
0
-3 -2 0 1
10 10 10 10
100 k 10 k
Ω
ΩΩ
1 k
Ω
-1
10
500
mA
Ι
C
Noise figure F = f (I
V
= 5V, f = 1kHz
CE
BC 856...860 EHP00388
20
)
C
dB
F
15
R
= 1 M
S
100 k
ΩΩ
10 k
Ω
10
Ω
1 k
Ω
5
Ω
500
0
-3 -2 0 1
10 10 10 10
10
-1
mA
Ι
C
Noise figure F = f (I C)
V
= 5V, f = 10kHz
CE
BC 856...860 EHP00389
20
dB
F
15
10
5
0
10 10 10 10
500
Ω
Ω
1 k
-3 -2 0 1
= 1 MR
10
Ω
-1
S
100 k
10 k
mA
Ι
C
Ω
Ω
8 Jan-28-2005
Package Outline
Foot Print
±0.2
2
+0.1
0.3
-0.05
12
3x
M
0.1
3
0.65 0.65
acc. to
DIN 6784
0.6
+0.2
0.1 MAX.
±0.1
2.1
0.2 A
0.1
0.1 MIN.
M
0.9
±0.1
0.15
+0.1
-0.05
Package SOT323
A
±0.1
1.25
0.8
0.65
Marking Layout
Manufacturer
Pin 1
Type code BCR108W
Packing
Code E6327: Reel ø180 mm = 3.000 Pieces/Reel
Code E6433: Reel ø330 mm = 10.000 Pieces/Reel
1.6
0.65
Example
Pin 1
2.15
4
8
2.3
0.2
1.1
Impressum
Published by Infineon Technologies AG,
St.-Martin-Strasse 53,
81669 München
© Infineon Technologies AG 2005.
All Rights Reserved.
Attention please!
The information herein is given to describe certain components and shall not be
considered as a guarantee of characteristics.
Terms of delivery and rights to technical change reserved.
We hereby disclaim any and all warranties, including but not limited to warranties of
non-infringement, regarding circuits, descriptions and charts stated herein.
Information
For further information on technology, delivery terms and conditions and prices
please contact your nearest Infineon Technologies Office (www.Infineon.com).
Warnings
Due to technical requirements components may contain dangerous substances.
For information on the types in question please contact your nearest Infineon
Technologies Office.
Infineon Technologies Components may only be used in life-support devices or
systems with the express written approval of Infineon Technologies, if a failure of
such components can reasonably be expected to cause the failure of that life-support
device or system, or to affect the safety or effectiveness of that device or system.
Life support devices or systems are intended to be implanted in the human body, or
to support and/or maintain and sustain and/or protect human life. If they fail, it is
reasonable to assume that the health of the user or other persons may be endangered.