Ideally Suited for Automatic Insertion
150oC Junction Temperature
For Switching and AF Amplifier Applications
Mechanical Data
Case: SOT-23, Molded Plastic
Terminals: Solderable per MIL-STD-202, Method 208
Polarity: See Diagram
Weight: 0.008 grams ( approx.)
Type Marking Type Marking
BC856A 3A BC857C 3G
BC856B 3B BC858A 3J
BC857A 3E BC858B 3K
BC857B 3F BC858C 3L
Marking Code (Note 1)
Maximum Ratings @ 25oC Unless Otherwise Specified
Charateristic Symbol Value Unit
Collector-Base Voltage BC856
BC857
BC858
VCBO
-80
-50
-30
V
Collector-Emitter Voltage BC856
BC857
BC858
VCEO
-65
-45
-30
V
VEBO -5.0 V
IC-100 mA
ICM -200 mA
IEM -200 mA
Pd310 mW
Emitter-Base Voltage
Collector Current
Peak Collector Current
Peak Emitter Current
Power Dissipation@Ts=50oC(Note2)
Operating & Storage Temperature Tj, TSTG -55~150 oC
Note: 1.Current gain subgroup “ C” is not available for BC856
BC856A
THRU
BC858C
PNP Small
Signal Transistor
200mW
Suggested Solder
Pad Layout
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .110 .120 2.80 3.04
B .083 .104 2.10 2.64
C .047 .055 1.20 1.40
D .035 .041 .89 1.03
E .070 .081 1.78 2.05
F .018 .024 .45 .60
G .0005 .0039 .013 .100
H .035 .044 .89 1.12
J .003 .007 .085 .180
K .015 .020 .37 .51
A
B
C
D
E
F
GH
J
.079
2.000 in
c
h
es
mm
.031
.800
.035
.900
.
03
7
.950
.037
.950
SOT-23
Revision: E 2019/01/10
E
B
C
Features
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K
Lead Free Finish/RoHS Compliant ("P" Suffix designates
RoHS Compliant. See ordering information)
Epoxy meets UL 94 V-0 flammability rating
Moisure Sensitivity Level 1
Halogen free available upon request by adding suffix "-HF"
•
Micro Commercial Components
130 W Cochran St, Unit B
Simi Valley, CA 93065
Tel:818-701-4933
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2 .Package mounted on single-sided FR4 PCB 0.035mm X 1.0mm2 area.
Electrical Characteristics
Characteristic Symbol Min Typ Max Unit Test Condition
Collector-Base Breakdown Voltage (Note 3) BC856
BC857
BC858
V(BR)CBO
-80
-50
-30
—
—
—
—
—
—
VIC= 10mA, IB= 0
Collector-Emitter Breakdown Voltage (Note 3) BC856
BC857
BC858
V(BR)CEO
-65
-45
-30
—
—
—
—
—
—
VIC= 10mA, IB= 0
Emitter-Base Breakdown Voltage (Note 3) V(BR)EBO -5 — — V IE= 1mA, IC= 0
H-Parameters
Small Signal Current Gain Current Gain Group A
B
C
Input Impedance Current Gain Group A
B
C
Output Admittance Current Gain Group A
B
C
Reverse Voltage Transfer Ratio Current Gain Group A
B
C
hfe
hfe
hfe
hie
hie
hie
hoe
hoe
hoe
hre
hre
hre
—
—
—
—
—
—
—
—
—
—
—
—
200
330
600
2.7
4.5
8.7
18
30
60
1.5x10-4
2x10-4
3x10-4
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
kW
kW
kW
µS
µS
µS
—
—
—
VCE = -5.0V, IC= -2.0mA,
f = 1.0kHz
DC Current Gain (Note 3) Current Gain Group A
B
C
hFE
125
220
420
180
290
520
250
475
800
—VCE = -5.0V, IC= -2.0mA
RqJS — — 320 °C/W Note 1
Thermal Resistance, Junction to Solder-point
Thermal Resistance, Junction to AmbientRqJA——403 °C/WNote 1
Collector-Emitter Saturation Voltage (Note 3) VCE(SAT) —-75
-250
-300
-650 mV IC= -10mA, IB= -0.5mA
IC= -100mA, IB= -5.0mA
Base-Emitter Saturation Voltage (Note 3) VBE(SAT) —
—
-700
-850 —mV
IC= -10mA, IB= -0.5mA
IC= -100mA, IB= -5.0mA
Base-Emitter Voltage (Note 3) VBE(ON) -600
—
-650
—
-750
-820 mV VCE = -5.0V, IC= -2.0mA
VCE = -5.0V, IC= -10mA
Collector-Cutoff Current (Note 3) BC856
BC857
BC858
ICES
ICES
ICES
ICBO
ICBO
—
—
—
—
—
—
—
—
—
—
-15
-15
-15
-15
-4.0
nA
nA
nA
nA
µA
VCE = -80V
VCE = -50V
VCE = -30V
VCB = -30V
VCB = -30V, TA= 150°C
Gain Bandwidth Product fT100 200 — MHz VCE = -5.0V, IC= -10mA,
f = 100MHz
Collector-Base Capacitance CCBO —3 —pF
VCB = -10V, f = 1.0MHz
Noise Figure NF — 2 10 dB
VCE = -5.0V, IC= 200µA,
RS= 2kW, f = 1kHz,
Df = 200Hz
Notes: 1. Package mounted on 1.0*1.0mm pad layout 1oz copper that is on a single-sided FR4 PCB.
2. Current gain subgroup “C” is not available for BC856.
3. Short duration pulse test to minimize self-heating effect.
@ TA=25°C unless otherwise specified
BC856A thru BC858C
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h
——
I
Static
Characteristic
FE C
-8 1000
a
-6
-4 100
-2
CE
-0 10
-0 -2 -4 -6 -8 -0.1 -1 -10 -100
COLLECTOR-EMITTER
VOLTAGE
V(V)
COLLECTOR CURRENT I
(mA)
CE C
V ——
I V
——
I
CEsat CBEsat C
-1 -2
-1
T
=25
a
T
=100
a
-0.1
T
=100
a
T
=25
a
β=20 β=20
-0.01 -0.1
-0.1 -1
COLLECTOR
CURRENT
-10 -100 -0.1 -1
COLLECTOR
CURRENT
-10 -100
I
(mA)
I
(mA)
C C
I ——
Vf—— I
CBE C
T
-100 500
T
=100
a
-10
100
T
=25
a
-1
COMMON
EMITTER
V
=-5V
COMMON
EMITTER
CE
T
=25
V
=-5V
a
CE
-0.1 10
-0.0 -0.3 -0.6 -0.9 -1.2 -0.1 -1 -10 -100
BASE-EMMITER VOLTAGE V
(V)
COLLECTOR CURRENT I
(mA)
BE C
COLLECTOR-EMITTER
SATURATION
VOLTAGE
V
(V)
COLLECTOR
CURRENT
I
(mA)
CEsat
C
COLLECTOR
CURRENT
I
(mA)
C
BASE-EMITTER
SATURATION
VOLTAGE V
(V)
DC CURRENT GAIN
h
BEsat
TRANSITION FREQUENCY
f
(MHz)
FE
T
T
=100
T
a
=25
COMMON
EMITTER
V =
-5V
COMMON
EMITTER
T
=25
a
-30uA
-27uA
-24uA
-21uA
-18uA
-15uA
-
12uA
-9uA
-6uA
I
=-3uA
B
BC856A thru BC858C
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BC856A thru BC858C
C / C
——
V /
V
P ——
T
ob
ib
CB
EB C a
500
30
f=1MHz
I =0/I
=0
E
C
T =25
a
C
ib
10
300
C
ob
200
100
10
-0.1 -1
REVERSE VOLTAGE V
(V)
-10 -20 0 25 50 75 100 125 150
AMBIENT TEMPERATURE T
(
)
R a
CAPACITANCE
C
(pF)
COLLECTOR POWER
DISSIPATION
P
(mW)
C
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Ordering Information :
***IMPORTANT NOTICE***
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make corrections, modifications , enhancements , improvements , or other changes . Micro Commercial Components
Corp . does not assume any liability arising out of the application or use of any product described herein; neither does it
convey any license under its patent rights ,nor the rights of others . The user of products in such applications shall assume all
risks of such use and will agree to hold Micro Commercial Components Corp . and all the companies whose products are
represented on our website, harmless against all damages.
***LIFE SUPPORT***
MCC's products are not authorized for use as critical components in life support devices or systems without the express written
approval of Micro Commercial Components Corporation.
***CUSTOMER AWARENESS***
Counterfeiting of semiconductor parts is a growing problem in the industry. Micro Commercial Components (MCC) is taking
strong measures to protect ourselves and our customers from the proliferation of counterfeit parts. MCC strongly encourages
customers to purchase MCC parts either directly from MCC or from Authorized MCC Distributors who are listed by country on
our web page cited below. Products customers buy either from MCC directly or from Authorized MCC Distributors are genuine
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problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized
distributors.
Device Packing
Part Number-TPTape&Reel;3Kpcs/Reel
Note : Adding "-HF" suffix for halogen free, eg. Part Number-TP-HF
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