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 BC847AT, BT, CT
NPN SMALL SIGNAL SURFACE MOUNT TRANSISTOR Features
NEW PRODUCT
* * *
Epitaxial Die Construction Complementary PNP Type Available (BC857AT,BT,CT) Ultra-Small Surface Mount Package
C TOP VIEW B G H K M E A B
SOT-523 Dim A
C
Min 0.15 0.75 1.45 3/4 0.90 1.50 0.00 0.60 0.10 0.10
Max 0.30 0.85 1.75 3/4 1.10 1.70 0.10 0.80 0.30 0.20
Typ 0.22 0.80 1.60 0.50 1.00 1.60 0.05 0.75 0.22 0.12
B C D G H J K L M
Mechanical Data
* * * * Case: SOT-523, Molded Plastic Terminals: Solderable per MIL-STD-202, Method 208 Terminal Connections: See Diagram Weight: 0.002 grams (approx.)
N
J
D
L
Type BC847A BC847B BC847C
Marking 1E 1F 1M
N 0.45 0.65 0.50 All Dimensions in mm
Maximum Ratings
Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Power Dissipation (Note 1)
@ TA = 25C unless otherwise specified Symbol VCBO VCEO VEBO IC Pd RqJA Tj, TSTG Value 50 45 6.0 100 150 833 -55 to +150 Unit V V V mA mW C/W C
Characteristic
Thermal Resistance, Junction to Ambient Operating and Storage Temperature Range
Ordering Information (Note 2)
Device BC847AT-7 BC847BT-7 BC847CT-7 Notes: Packaging SOT-523 SOT-523 SOT-523 Shipping 3000/Tape & Reel 3000/Tape & Reel 3000/Tape & Reel
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.
DS30274 Rev. A-2
1 of 3
BC847AT, BT, CT
Electrical Characteristics
@ TA = 25C unless otherwise specified Symbol Min -- -- -- 110 200 420 -- -- 580 -- -- 100 -- -- Typ -- 150 270 -- 290 520 -- 700 900 660 -- -- -- -- -- Max -- -- -- 220 450 800 250 600 -- 700 770 15 5.0 -- 4.5 10 4.0 Unit Test Condition
NEW PRODUCT
Characteristic DC Current Gain (Note 3) Current Gain A B C Current Gain A B C Collector-Emitter Saturation Voltage Base-Emitter Saturation Voltage Base-Emitter Voltage Collector-Emitter Cutoff Current Gain Bandwidth Product Output Capacitance Noise Figure Notes: BC847BT BC847CT (Note 3) (Note 3) (Note 3) (Note 3)
hFE
-- VCE = 5.0V, IC = 2.0mA mV mV mV nA A MHz pF dB IC = 10mA, IB = 0.5mA IC = 100mA, IB = 5.0mA IC = 10mA, IB = 0.5mA IC = 100mA, IB = 5.0mA VCE = 5.0V, IC = 2.0mA VCE =5.0V, IC = 10mA VCB = 30V VCB = 30V, TA = 150C VCE = 5.0V, IC = 10mA, f = 100MHz VCB = 10V, f = 1.0MHz VCE = 5V, RS = 2.0kW, f = 1.0kHz, BW = 200Hz
VCE(SAT) VBE(SAT) VBE ICBO ICBO fT COBO NF
3. Short duration test pulse used to minimize self-heating effect.
DS30274 Rev. A-2
2 of 3
BC847AT, BT, CT
250
(see Note 1)
1000
VCE = 5V 100 C
NEW PRODUCT
Pd, POWER DISSIPATION (mW)
200
hFE, DC CURRENT GAIN
TA = 25 C
100
-50 C
150
100
10
50
0 0 100 TA, AMBIENT TEMPERATURE (C) Fig. 1, Power Derating Curve
0.5
1
200
0.01
0.1
1.0
10
100
IC, COLLECTOR CURRENT (mA) Fig. 2, DC Current Gain vs Collector Current
1000
VCE, COLLECTOR SATURATION VOLTAGE (V)
fT, GAIN BANDWIDTH PRODUCT (MHz)
IC / IB = 20
TA = 25 C
0.4
VCE = 10V
5V
2V
0.3
100
0.2
TA = 100 C
0.1
25 C
-50 C
0 0.1 1.0 10 100 IC, COLLECTOR CURRENT (mA) Fig. 3, Collector Saturation Voltage vs Collector Current
10 0.1 1.0 10 100
IC, COLLECTOR CURRENT (mA) Fig. 4, Gain Bandwidth Product vs Collector Current
Notes:
1. Device mounted on FR-4 PC board with recommended pad layout.
DS30274 Rev. A-2
3 of 3
BC847AT, BT, CT


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