1
Motorola SmallβSignal Transistors, FETs and Diodes Device Data
1
Motorola SmallβSignal Transistors, FETs and Diodes Device Data
Specifications
General Purpose Transistors
PNP Silicon
These  transistors  are  designed  for  general  purpose  amplifier
applications.  They  are  housed  in  the  SOTβ323/SCβ70  which  is
designed for low power surface mount applications.
MAXIMUM RATINGS
RatingSymbolBC856BC857BC858Unit
Collector β Emitter VoltageV
CEO
β65β45β30V
Collector β Base VoltageV
CBO
β80β50β30V
Emitter β Base VoltageV
EBO
β5.0β5.0β5.0V
Collector Current β ContinuousI
C
β100β100β100mAdc
THERMAL CHARACTERISTICS
CharacteristicSymbolMaxUnit
Total Device Dissipation FRβ 5 Board, (1)
T
A
 = 25Β°C
P
D
150mW
Thermal Resistance, Junction to Ambient
R
qJA
833Β°C/W
Junction and Storage TemperatureT
J
, T
stg
β 55 to +150Β°C
DEVICE MARKING
BC856AWT1 = 3A; BC856BWT1 = 3B; BC857AWT1 = 3E; BC857BWT1 = 3F;
BC858AWT1 = 3J; BC858BWT1 = 3K; BC858CWT1 = 3L
ELECTRICAL CHARACTERISTICS (T
A
 = 25Β°C unless otherwise noted)
CharacteristicSymbolMinTypMaxUnit
OFF CHARACTERISTICS
Collector β Emitter Breakdown VoltageBC856 Series
(I
C
 = β10 mA)BC857 Series
BC858 Series
V
(BR)CEO
β65
β45
β30
β
β
β
β
β
β
V
Collector β Emitter Breakdown VoltageBC856 Series
(I
C
 = β10 ΞΌA, V
EB
 = 0)BC857 Series
BC858 Series
V
(BR)CES
β80
β50
β30
β
β
β
β
β
β
V
Collector β Base Breakdown VoltageBC856 Series
(I
C
 = β10 mA)BC857 Series
BC858 Series
V
(BR)CBO
β80
β50
β30
β
β
β
β
β
β
V
Emitter β Base Breakdown VoltageBC856 Series
(I
E
 = β1.0 mA)BC857 Series
BC858 Series
V
(BR)EBO
β5.0
β5.0
β5.0
β
β
β
β
β
β
V
Collector Cutoff Current (V
CB
 = β30 V)
Collector Cutoff Current (V
CB
 = β30 V, T
A
 = 150Β°C)
I
CBO
β
β
β
β
β15
β4.0
nA
ΞΌA
1.  FRβ5 = 1.0 x 0.75 x 0.062 in
Thermal Clad is a registered trademark of the Bergquist Company.
Preferred devices are Motorola recommended choices for future use and best overall value.
Order this document
by BC856AWT1/D
MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
BC856AWT1,BWT1
BC857AWT1,BWT1
BC858AWT1,BWT1,
CWT1
Motorola Preferred Devices
CASE 419β02, STYLE 3
SOTβ323/SCβ70
1
2
3
 Motorola, Inc. 1996
COLLECTOR
3
1
BASE
2
EMITTER