BL Galaxy Electrical Production specification
PNP Silicon Epitaxial Planar Transistor
BC856W/BC857W/BC858W
Document number: BL/SSSTF046 www.galaxycn.com
Rev.A 1
FEATURES
z Ideally suited for automatic insertion.
z Power dissipation.(PC=200mW)
APPLICATIONS
z General purpose switching and amplification application.
SOT-323
ORDERING INFORMATION
Type No. Marking Package Code
BC856W 3As/3Bs SOT-323
BC857W 3E/3F/3G SOT-323
BC858W 3J/3K/3L SOT-323
MAXIMUM RATING @ Ta=25℃ unless otherwise specified
Symbol Parameter Value Units
VCBO
Collector-Base Voltage BC856W
BC857W
BC858W
-80
-50
-30
V
VCEO
Collector-Emitter Voltage BC856W
BC857W
BC858W
-65
-45
-30
V
VEBO Emitter-Base Voltage -5 V
IC Collector Current -Continuous -100 mA
PC Collector Dissipation 200 mW
Tj,Tstg Junction and Storage Temperature -65~150 ℃
ELECTRICAL CHARACTERISTICS @ Ta=25℃ unless otherwise specified
Pb
Lead-free
BL Galaxy Electrical Production specification
PNP Silicon Epitaxial Planar Transistor
BC856W/BC857W/BC858W
Document number: BL/SSSTF046 www.galaxycn.com
Rev.A 2
Parameter Symbol Test conditions MIN MAX UNIT
Collector-base breakdown
voltage V(BR)CBO
IC=-10μA,IE=0 BC856W
BC857W
BC858W
-80
-50
-30
V
Collector-emitter breakdown
voltage V(BR)CEO
IC=-10mA,IB=0 BC856W
BC857W
BC858W
-65
-45
-30
V
Emitter-base breakdown
voltage V(BR)EBO I
E=-1μA,IC=0 -5 V
Collector cut-off current ICBO
BC856W VCB=-70V,IE=0
BC857W VCB=-45V,IE=0
BC858W VCB=-25V,IE=0
-0.1 μA
Collector cut-off current ICEO
BC856W VCE=-60V,IB=0
BC857W VCE=-40V,IB=0
BC858W VCE=-25V,IB=0
-0.1 μA
Emitter cut-off current IEBO VEB=-5V,IC=0 -0.1 μA
DC current gain hFE
VCE=-5V,IC=-2mA
BC856AW,BC857AW
BC856BW,BC857BW,BC858BW
BC857CW,BC858CW
125
220
420
250
475
800
Collector-emitter saturation
voltage VCE(sat) I
C=-100mA, IB= -5mA -0.5 mV
Base-emitter saturation
voltage VBE(sat) I
C=-100mA, IB= -5mA -1.1 V
Transition frequency fT VCE=-5V,IC=-10mA,f=100MHz 100 MHz
Collector capacitance CC VCB=-10V,f=1MHz 4.5 pF
BL Galaxy Electrical Production specification
PNP Silicon Epitaxial Planar Transistor
BC856W/BC857W/BC858W
Document number: BL/SSSTF046 www.galaxycn.com
Rev.A 3
PACKAGE OUTLINE
Plastic surface mounted package SOT-323
SOLDERING FOOTPRINT
Unit : mm
PACKAGE INFORMATION
Device Package Shipping
BC856W/BC857W/BC858W SOT-323 3000/Tape&Reel
SOT-323
Dim Min Max
A 1.8 2.2
B 1.15 1.35
C 1.0Typical
D 0.15 0.35
E 0.25 0.40
G 1.2 1.4
H 0.02 0.1
J 0.1Typical
K 2.1 2.3
All Dimensions in mm
