BC856A/B, BC857A/B/C, BC858A/B/C
200mW, PNP Small Signal Transistor
Small Signal Product
Features
◇
Epitaxial planar die construction
◇
Surface device type mounting
◇
Moisture sensitivity level 1
◇
Matte Tin(Sn) lead finish with Nickel(Ni) underplate
◇
Pb free version and RoHS compliant
◇
Green compound (Halogen free) with suffix "G" on
packing code and prefix "G" on date code
SOT-23
Mechanical Data
◇
Case : SOT- 23 small outline plastic package
◇
Terminal : Matte tin plated, lead free, solderable
per MIL-STD-202, method 208 guaranteed
◇
High temperature soldering guaranteed : 260°C/10s
◇
Weight : 0.008 grams (approximately)
Maximum Ratings and Electrical Characteristics
Rating at 25°C ambient temperature unless otherwise specified.
Maximum Ratings
Parameter
Power Dissipation
BC856
Collector-Base Voltage
BC857
BC858
BC856
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current
Junction and Storage Temperature Range
BC857
BC858
Symbol
P
D
V
CBO
Value
200
-80
-50
-30
-65
Units
mW
V
V
CEO
V
EBO
I
C
T
J
, T
STG
-45
-30
-5
-0.1
-55 to + 150
V
V
A
°C
Notes : 1. Valid provided that electrodes are kept at ambient temperature
Version : F14
Small Signal Product
Electrical Characteristics ( T
A
= 25 C unless otherwise noted )
Parameter
BC856
Collector-Base Breakdown Voltage
BC857
BC858
BC856
Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
BC856
Collector Cut-off Current
Emitter Cut-off Current
BC856A, BC857A, BC858A
DC Current Gain
Collector-Emitter Saturation Voltage
Base-Emitter Saturation Voltage
Transition Frequency
V
CE
= -5V
BC856B, BC857B, BC858B
BC857C, BC858C
I
C
= -100mA
I
C
= -100mA
I
C
= -10mA
I
B
= -5mA
I
B
= -5mA
f= 100MHz
V
CE(sat)
V
BE(sat)
f
T
V
CE
= -5V
I
C
= -2mA
h
FE
BC857
BC858
BC857
BC858
I
E
= -1μA
V
CB
= -70V
V
CB
= -45V
V
CB
= -25V
V
EB
= -5V
I
C
=0
I
EBO
I
E
= 0
I
CBO
I
C
= 0
V
(BR)EBO
I
C
= -10mA
I
B
= 0
V
(BR)CEO
I
C
= -10μA
I
E
= 0
V
(BR)CBO
Symbol
Min
-80
-50
-30
-65
-45
-30
-5
-
-
-
-
125
220
420
-
-
100
-
-100
-100
-100
-0.1
250
475
800
-0.65
-1.1
-
V
V
MHz
μA
nA
V
-
V
-
V
Max
Units
o
Version : F14
Small Signal Product
RATINGS AND CHARACTERISTIC CURVES
Fig. 1 Static Characteristic
50
45
I
C
[mA], Collector Current
40
35
30
25
20
15
10
5
0
0
2
4
6
8
10
12
14
I
B
= -400μA
I
B
= -350μA
h
FE,
DC Current Gain
I
B
= -300μA
I
B
= -250μA
I
B
=- 200μA
I
B
= -150μA
I
B
= -100μA
I
B
= -50μA
10
16
18
20
-0.1
-1.0
-10.0
-100.0
I
C
[mA], Collector Current
1000
V
CE
= - 5V
Fig. 2 DC Current Gain
100
V
CE
[V], Collector-Emitter Voltage
Fig.3 Base-Emitter Saturation Voltage
VS.Collector-Emitter Saturation
10
V
BE(sat),
V
CE(sat)
[V], Saturation Voltage
I
C
= 10 I
B
I
C
[mA], Collector Current
-100.
Fig. 4 Base-Emitter On Voltage
V
CE
= - 5V
1
V
BE
(sat)
-10.
V
CE
(sat)
0.1
-1.
0.01
0.1
1
10
100
I
C
[mA], Collector Current
-0.
-0.0
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
V
BE
[V], Base-Emitter Voltage
Fig.5 Collector Output Capacitance
100
f=1MHz I
E
=0
C
ob
[pF], Capacitance
f
T
[MHz], Current Gain-Bandwidth Product
1000
Fig. 6 Current Gain Bandwidth Product
f=1MHz I
E
=0
100
10
10
1
-1.
-10.
-100.
-1000.
1
-0.
-1.
-10.
-100.
I
C
[mA], Collector Current
V
CB
[V], Collector-Base Voltage
Version : F14
Small Signal Product
RATINGS AND CHARACTERISTIC CURVES
Fig. 7 DC Current Gain as a Function of
Collector Current; Typical Values
h
FE
- I
C
1200
BC857A: VCE=5V
V
BE
1000
800
600
Ta=25
O
C
Ta=55
O
C
400
200
0
0.01
0.1
1
10
100
1000
-I
C
(mA)
0.01
Fig. 8 Base-Emitter Voltage as a Function of
Collector Current; Typical Values
V
BE
- I
C
BC857A: VCE=-5V
Ta=55
O
C
500
h
FE
450
400
350
300
250
200
150
100
50
0
Ta=150
O
C
Ta=25
O
C
Ta=150
O
C
0.1
1
10
100
-I
C
(mA)
1000
Version : F14
Small Signal Product
Ordering information (Detail, example)
Part No.
BC85xx
(Note 1)
BC856A
Package
SOT-23
SOT-23
Packing
3K / 7 " Reel
3K / 7 " Reel
Packing code
RF
RF
Packing code
(Green)
RFG
RFG
Manufacture code
(Note 2)
Note 1 : "xx" is Device Code from "6A" thru "8C".
Note 2 : Manufacture special control, if empty means no special control requirement.
Tape & Reel specification
Item
Carrier width
Carrier length
Carrier depth
Sprocket hole
Reel outside diameter
Reel inner diameter
Feed hole width
Sprocket hole position
Punch hole position
Sprocket hole pitch
Embossment center
Overall tape thickness
Tape width
Reel width
Symbol
A
B
C
d
D
D1
D2
E
F
P0
P1
T
W
W1
Dimension
3.15 ±0.10
2.77 ±0.10
1.22 ±0.10
1.50 ± 0.10
178 ± 1
55 Min
13.0 ± 0.20
1.75 ±0.10
3.50 ±0.05
4.00 ±0.10
2.00 ±0.05
0.229 ±0.013
8.10 ±0.20
12.30 ±0.20
Version : F14
编程基础
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