DS30274 Rev. A-2 1 of 3 BC847AT, BT, CT
BC847AT, BT, CT
NPN SMALL SIGNAL SURFACE MOUNT TRANSISTOR
Features
Maximum Ratings @ TA= 25°C unless otherwise specified
Characteristic Symbol Value Unit
Collector-Base Voltage VCBO 50 V
Collector-Emitter Voltage VCEO 45 V
Emitter-Base Voltage VEBO 6.0 V
Collector Current IC100 mA
Power Dissipation (Note 1) Pd150 mW
Thermal Resistance, Junction to Ambient RqJA 833 °C/W
Operating and Storage Temperature Range Tj,T
STG -55 to +150 °C
·Epitaxial Die Construction
·Complementary PNP Type Available
(BC857AT,BT,CT)
·Ultra-Small Surface Mount Package
Type Marking
BC847A 1E
BC847B 1F
BC847C 1M
·Case: SOT-523, Molded Plastic
·Terminals: Solderable per MIL-STD-202,
Method 208
·Terminal Connections: See Diagram
·Weight: 0.002 grams (approx.)
Mechanical Data
A
BC
C
B
TOP VIEW
G
M
L
JD
H
N
K
E
Notes: 1. Device mounted on FR-4 PC board with recommended pad layout.
2. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
NEW PRODUCT
SOT-523
Dim Min Max Typ
A0.15 0.30 0.22
B0.75 0.85 0.80
C1.45 1.75 1.60
D¾¾0.50
G0.90 1.10 1.00
H1.50 1.70 1.60
J0.00 0.10 0.05
K0.60 0.80 0.75
L0.10 0.30 0.22
M0.10 0.20 0.12
N0.45 0.65 0.50
All Dimensions in mm
Ordering Information
Device Packaging Shipping
BC847AT-7 SOT-523 3000/Tape & Reel
BC847BT-7 SOT-523 3000/Tape & Reel
BC847CT-7 SOT-523 3000/Tape & Reel
(Note 2)
DS30274 Rev. A-2 2 of 3 BC847AT, BT, CT
Electrical Characteristics @ TA= 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
DC Current Gain (Note 3)
Current Gain A
B
C
Current Gain A
B
C
hFE
—
—
—
110
200
420
—
150
270
—
290
520
—
—
—
220
450
800
—
VCE = 5.0V, IC= 2.0mA
Collector-Emitter Saturation Voltage (Note 3) VCE(SAT) —— 250
600 mV IC= 10mA, IB= 0.5mA
IC= 100mA, IB= 5.0mA
Base-Emitter Saturation Voltage (Note 3) VBE(SAT) —700
900 —mV
IC= 10mA, IB= 0.5mA
IC= 100mA, IB= 5.0mA
Base-Emitter Voltage (Note 3) VBE 580
—
660
—
700
770 mV VCE = 5.0V, IC= 2.0mA
VCE =5.0V, IC= 10mA
Collector-Emitter Cutoff Current (Note 3) ICBO
ICBO —— 15
5.0
nA
µA
VCB = 30V
VCB = 30V, TA= 150°C
Gain Bandwidth Product fT100 — — MHz VCE = 5.0V, IC= 10mA,
f = 100MHz
Output Capacitance COBO —— 4.5 pF
VCB = 10V, f = 1.0MHz
BC847BT
Noise Figure BC847CT NF — — 10
4.0 dB VCE = 5V, RS= 2.0kW,
f = 1.0kHz, BW = 200Hz
NEW PRODUCT
Notes: 3. Short duration test pulse used to minimize self-heating effect.
DS30274 Rev. A-2 3 of 3 BC847AT, BT, CT
1
10
100
1000
1.0 10 1000.10.01
h DC CURRENT GAIN
FE,
I , COLLECTOR CURRENT (mA)
Fi
g
. 2, DC Current Gain vs Collector Current
C
V=5V
CE
100 C
T=25C
A
-50 C
0
0.1
0.2
0.3
0.4
0
.5
0.1 1.0 10 100
V , COLLECTOR SATURATION VOLTAGE (V)
CE
I , COLLECTOR CURRENT (mA)
Fi
g
. 3, Collector Saturation Volta
g
e vs Collector Current
C
I/I=20
CB
T = 100 C
A
25 C
-50 C 10
100
1000
0.1 1.0 10 100
f , GAIN BANDWIDTH PRODUCT (MHz)
T
I , COLLECTOR CURRENT (mA)
Fi
g
. 4, Gain Bandwidth Product vs Collector Current
C
T=25C
A
V = 10V
CE
5V 2V
0
100
150
50
200
2
5
0
0 100 200
P , POWER DISSIPATION (mW)
d
Fi
g
. 1, Power Deratin
g
Curve
T , AMBIENT TEMPERATURE (°C)
A
(see Note 1)
Notes: 1. Device mounted on FR-4 PC board with recommended pad layout.
NEW PRODUCT