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BC846BDW Series
General Purpose Transistor 3 2 1
6 5
4
NPN Duals
P b Lead(Pb)-Free 1
2
3
4 5 6 SOT-363(SC-88)
NPN+NPN
Maximum Ratings
Rating Symbol BC846 BC847 BC848 Unit
Collector-Emitter Voltage VCEO 65 45 30 Vdc
Collector-Base Voltage VCBO 80 50 30 Vdc
Emitter-Base Voltage VEBO 6.0 6.0 5.0 Vdc
Collector Current-Continuous IC 100 100 100 mAdc
Thermal Characteristics
Characteristics Symbol Max Unit
Total Device Dissipation Per Device PD 380 mW
FR-5 Board(1) TA =25 C 250
Derate Above 25 C 3.0 mW/ C
Thermal Resistance, Junction to Ambient RJA 328 C/W
Junction and Storage, Temperature TJ,Tstg -55 to +150 C
Device Marking
BC846BDW=1B, BC847BDW=1F, BC848BDW=1K, BC847CDW=1G, BC848CDW=1L
Note:
FR-5=1.0- 0.75- 0.062 in
-
-
WEITRON 1/6 Rev.B 09-Oct-08
http://www.weitron.com.tw
BC846BDW Series
Electrical Characteristics (TA=25 C Unless Otherwise noted)
Characteristics Symbol Min Typ Max Unit
Off Characteristics
Collector-Emitter Breakdown Voltage (IC=10mAdc) V(BR)CEO Vdc
65 - -
BC846
45 - -
BC847
BC848 30 - -
Collector-Emitter Breakdown Voltage (IC=10 uAdc, VEB=0) V(BR)CES Vdc
80 - -
BC846
50 - -
BC847
30 - -
BC848
Emitter-Base Breakdown Voltage (IC=10 uAdc) V(BR)CBO Vdc
- -
BC846 80
50 - -
BC847 -
30 -
BC848
Emitter-Base Breakdown Voltage (IE=1.0 uAdc) V(BR)EBO - - Vdc
BC846 6.0
- -
6.0
BC847 - -
5.0
BC848
Collector Cutoff Current (VCB=30Vdc) ICBO - - 15 nAdc
(VCB=30Vdc, TA =150 C) - - 5.0 uAdc
On Characteristics
DC Current Gain -
(IC= 10 uAdc, VCE=5.0Vdc) BC846B, BC847B, BC848B - 150 -
BC847C, BC848C HFE - 270 -
(IC= 2.0 mAdc, VCE= 5.0 Vdc) BC846B, BC847B, BC848B 200 290 450
BC847C, BC848C 420 520 800
Collector-Emitter Saturation Voltage VCE(sat) Vdc
(IC= 10 mAdc, IB= 0.5 mAdc) - - 0.25
(IC= 100 mAdc, IB= 5.0mAdc) - - 0.6
Base-Emitter Saturation Voltage VBE(sat) Vdc
(IC= 10 mAdc, IB= 0.5 mAdc) - 0.7 -
(IC= 100 mAdc, IB= 5.0 mAdc) - 0.9 -
Base-Emitter Voltage VBE(on) mVdc
(IC= 2.0 mAdc, VCE= 5.0 mAdc) 580 660 700
(IC= 10 mAdc, VCE= 5.0 mAdc) - - 770
Small-Signal Characteristics
Current-Gain-Bandwidth Product - MHz
(IC= 10 mAdc, VCE= 5.0 Vdc, f=100MHz) fT 100
Output Capacitance Cobo -
(VCB= 10 Vdc, f=1.0MHz) 4.5 pF
Noise Figure
(VCE= 5.0Vdc, IC= 0.2 mAdc, BC846B, BC847B, BC848B NF - 10 dB
RS=2.0k , f=1.0kHz, BW=200Hz) BC847C, BC848C - 4.0
WEITRON 2/9 Rev.B 09-Oct-08
http://www.weitron.com.tw
BC846BDW Series
2.0 1.0
VCE = 10 V
hFE , NORMALIZED DC CURRENTGAIN
0.9 TA = 25 C
1.5
TA = 25 C
0.8 VBE(sat) @ I C/IB = 10
V, VOLTAGE (VOLTS)
1.0 0.7
0.8 0.6 VBE(on) @ V CE = 10 V
0.6 0.5
0.4
0.4 0.3
0.3 0.2
VCE(sat) @ I C/IB = 10
0.1
0.2 0
0.2 0.5 1.0 2.0 5.0 10 20 50 100 200 0.1 0.2 0.3 0.5 0.7 1.0 2.0 3.0 5.0 7.0 10 20 30 50 70 100
IC , COLLECTOR CURRENT (mAdc) IC , COLLECTOR CURRENT (mAdc)
FIG.1 Normalized DC Current Gain FIG.2 "Saturation" and "On" Voltages
2.0 1.0
VCE , COLLECTOR-EMITTER VOLTAGE (V)
VB , TEMPERATURE COEFFICIENT (mV/ C)
TA = 25 C -55 C to +125C
1.2
1.6
IC = 200 mA
1.6
1.2
IC = IC = IC = 50 mA IC = 100 mA
2.0
10 mA 20 mA
0.8
2.4
0.4
2.8
0
0.02 0.1 1.0 10 20 0.2 1.0 10 100
IB , BASE CURRENT (mA) IC , COLLECTOR CURRENT (mA)
FIG.3 Collector Saturation Region FIG.4 Base-Emitter Temperature Coefficient
fT , CURRENT-GAIN - BANDWIDTH PRODUCT (MHz)
10 400
300
7.0 TA = 25 C
200
C, CAPACITANCE (pF)
5.0 Cib
VCE = 10 V
100
3.0 TA = 25 C
80
Cob
60
2.0
40
30
1.0 20
0.4 0.6 0.8 1.0 2.0 4.0 6.0 8.0 10 20 40 0.5 0.7 1.0 2.0 3.0 5.0 7.0 10 20 30 50
VR , REVERSE VOLTAGE (VOLTS) IC, COLLECTOR CURRENT (mAdc)
FIG.5 Capacitances FIG.6 Current-Gain - Bandwidth Product
WEITRON 3/6 Rev.B 09-Oct-08
http://www.weitron.com.tw
BC846BDW Series
1.0
hFE , DC CURRENT GAIN (NORMALIZED)
TA = 25 C
VCE = 5 V
TA = 25 C 0.8
VBE(sat) @ I C/IB = 10
V, VOLTAGE (VOLTS)
2.0
0.6
VBE @ V CE = 5.0 V
1.0
0.4
0.5
0.2
0.2
VCE(sat) @ I C/IB = 10
0
0.1 0.2 1.0 10 100 0.2 0.5 1.0 2.0 5.0 10 20 50 100 200
IC , COLLECTOR CURRENT (mA) IC , COLLECTOR CURRENT (mA)
FIG.7 Normalized DC Current Gain FIG.8 "On" Voltage
2.0 -1.0
VCE , COLLECTOR-EMITTER VOLTAGE (VOLTS)
VB , TEMPERATURE COEFFICIENT (mV/ C)
TA = 25 C
1.6 -1.4
20 mA 50 mA 100 mA 200 mA
1.2 -1.8
VB for VBE
IC = -55 C to 125 C
0.8 -2.2
10 mA
0.4 -2.6
0 -3.0
0.02 0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 20 0.2 0.5 1.0 2.0 5.0 10 20 50 100 200
IB , BASE CURRENT (mA) IC , COLLECTOR CURRENT (mA)
FIG.9 Collector Saturation Region FIG.10 Base-Emitter Temperature Coefficient
40
fT , CURRENT-GAIN - BANDWIDTH PRODUCT
TA = 25 C VCE = 5 V
500 TA = 25 C
20
C , CAPACITANCE (pF)
Cib
200
10
100
6.0 50
4.0 Cob
20
2.0
0.1 0.2 0.5 1.0 2.0 5.0 10 20 50 100 1.0 5.0 10 50 100
VR , REVERSE VOL TAGE (VOLTS) IC , COLLECTOR CURRENT (mA)
FIG.11 Capacitance FIG.12 Current-Gain - Bandwidth Product
WEITRON 4/6 Rev.B 09-Oct-08
http://www.weitron.com.tw
BC846BDW Series
1.0
D = 0.5
RESIST ANCE (NORMALIZED)
0.2
r(t), TRANSIENTTHERMAL
0.1
0.1
0.05
0.02 Z JA (t) = r(t) RJA
P(pk)
R JA = 328 C/W MAX
t1 D CURVES APPLY FOR POWER
0.01 0.01 PULSE TRAIN SHOWN
t2 READ TIME AT t1
DUTY CYCLE, D = t1 /t2 TJ(pk) - T C = P(pk) RJC (t)
SINGLE PULSE
0.001
0 1.0 10 100 1.0 k 10 k 100 k 1.0 M
t , TIME (ms)
FIG.13 Thermal Response
-200
1s 3 ms
IC, COLLECTOR CURRENT (mA)
-100
-50 TA = 25 C TJ = 25 C
BC558
BC557
-10
BC556
-5.0 BONDING WIRE LIMIT
THERMAL LIMIT
SECOND BREAKDOWN LIMIT
-2.0
-1.0 -5.0 -10 -30 -45 -65 -100
VCE , COLLECTOR-EMITTER VOLTAGE (V)
FIG.14 Active Region Safe Operating Area
WEITRON 5/6 Rev.B 09-Oct-08
http://www.weitron.com.tw
BC846BDW Series
SOT-363 Package Outline Dimensions Unit:mm
A
SOT-363
6 5 4 Dim Min Max
B C A 0.10 0.30
1 2 3 B 1.15 1.35
C 2.00 2.20
E D 0.65 REF
D
E 0.30 0.40
H 1.80 2.20
H J - 0.10
K 0.80 1.10
K L 0.25 0.40
M
M 0.10 0.25
J L
WEITRON 6/6 Rev.B 09-Oct-08
http://www.weitron.com.tw
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