BCW61, BCX71
PNP Silicon AF Transistor
For AF input stages and driver applications High current gain Low collector-emitter saturation voltage Low noise between 30 Hz and 15 kHz Complementary types: BCW60, BCX70 (NPN)
3
2 1
VPS05161
Type BCW 61A BCW 61B BCW 61C BCW 61D BCW 61FF BCW 61FN BCX 71G BCX 71H BCX 71J BCX 71K
Marking BAs BBs BCs BDs BFs BNs BGs BHs BJs BKs 1=B 1=B 1=B 1=B 1=B 1=B 1=B 1=B 1=B 1=B
Pin Configuration 2=E 2=E 2=E 2=E 2=E 2=E 2=E 2=E 2=E 2=E 3=C 3=C 3=C 3=C 3=C 3=C 3=C 3=C 3=C 3=C
Package SOT23 SOT23 SOT23 SOT23 SOT23 SOT23 SOT23 SOT23 SOT23 SOT23
1
Jul-10-2001
BCW61, BCX71
Maximum Ratings Parameter Collector-emitter voltage Collector-base voltage Emitter-base voltage
DC collector current Peak collector current Peak base current Total power dissipation , TS = 71 °C Junction temperature Storage temperature
Thermal Resistance
Symbol VCEO VCBO VEBO
IC ICM IBM Ptot Tj Tstg
BCW61 BCW61FF 32 32 5 32 32 5
100 200 200 330 150 -65 ... 150
BCX71 Unit 45 45 5
mA mA mW °C
V
Electrical Characteristics at TA = 25°C, unless otherwise specified. Parameter Symbol Values min. DC Characteristics Collector-emitter breakdown voltage IC = 10 mA, IB = 0 Collector-base breakdown voltage IC = 10 µA, IB = 0 Emitter-base breakdown voltage IE = 1 µA, IC = 0
1For calculation of R thJA please refer to Application Note Thermal Resistance
V(BR)CEO 32 45 V(BR)CBO 32 45 V(BR)EBO 5 -
BCW61/61FF BCX71
BCW61/61FF BCX71
2
Junction - soldering point1)
RthJS
240
K/W
Unit max. V
typ.
Jul-10-2001
BCW61, BCX71
Electrical Characteristics at TA = 25°C, unless otherwise specified. Symbol Values Parameter min. AC Characteristics Collector cutoff current VCB = 32 V, IE = 0 VCB = 45 V, IE = 0 Collector cutoff current VCB = 32 V, IE = 0 , TA = 150 °C BCW61/61FF VCB = 45 V, IE = 0 , TA = 150 °C BCX71 Emitter cutoff current VEB = 4 V, IC = 0 DC current gain 1) IC = 10 µA, VCE = 5 V
hFE-grp. A/G hFE-grp. B/H hFE-grp. C/J/FF hFE-grp. D/K/FN BCW61/61FF BCX71
Unit max. nA
typ.
ICBO ICBO IEBO hFE 20 30 40 100 hFE
hFE-grp. A/G hFE-grp. B/H hFE-grp. C/J/FF hFE-grp. D/K/FN
-
20 20 µA 20 20 20 nA -
-
140 200 300 460
-
DC current gain 1) IC = 2 mA, VCE = 5 V
120 180 250 380 hFE
170 250 350 500
220 310 460 630
DC current gain 1) IC = 50 mA, VCE = 1 V
hFE-grp. A/G hFE-grp. B/H hFE-grp. C/J/FF hFE-grp. D/K/FN
60 80 100 110
-
-
1) Pulse test: t ≤=300µs, D = 2%
3
Jul-10-2001
BCW61, BCX71
Electrical Characteristics at TA = 25°C, unless otherwise specified. Parameter Characteristics Collector-emitter saturation voltage1) IC = 10 mA, IB = 0.25 mA IC = 50 mA, IB = 1.25 mA Base-emitter saturation voltage 1) IC = 10 mA, IB = 0.25 mA IC = 50 mA, IB = 1.25 mA Base-emitter voltage 1) IC = 10 µA, VCE = 5 V IC = 2 mA, VCE = 5 V IC = 50 mA, VCE = 1 V
AC Characteristics Transition frequency IC = 20 mA, VCE = 5 V, f = 100 MHz Collector-base capacitance VCB = 10 V, f = 1 MHz Emitter-base capacitance VEB = 0.5 V, f = 1 MHz IC = 2 mA, VCE = 5 V, f = 1 kHz
A/G B/H C/J/FF D/K/FN
Symbol min. VCEsat VBEsat VBE(ON) 0.55 -
Values typ. max.
Unit
V 0.12 0.2 0.7 0.83 0.52 0.65 0.78 0.25 0.55 0.85 1.05 0.75 -
fT Ccb Ceb
hFE-grp. h11e
-
250 3 8
-
MHz pF
-
2.7 3.6 4.5 7.5
-
Open-circuit reverse voltage transf.ratio hFE-grp. h12e IC = 2 mA, VCE = 5 V, f = 1 kHz A/G
B/H C/J/FF D/K/FN
10-4 1.5 2 2 3 -
1) Pulse test: t ≤=300µs, D = 2%
4
Jul-10-2001
Short-circuit input impedance
k
BCW61, BCX71
Electrical Characteristics at TA = 25°C, unless otherwise specified. Parameter AC Characteristics Symbol min. Values typ. max. 200 260 330 520 S Unit
Short-circuit forward current transf.ratio hFE-grp. h21e A/G IC = 2 mA, VCE = 5 V, f = 1 kHz
B/H C/J/FF D/K/FN
IC = 2 mA, VCE = 5 V, f = 1 kHz
A/G B/H C/J/FF D/K/FN
-
18 24 30 50
-
Noise figure IC = 200 µA, VCE = 5 V, RS = 1 k , f = 1 kHz, f = 200 Hz
hFE-grp. F
A/K FF/FN hFE-grp. Vn
-
2 1 -
2 0.11 µV
Equivalent noise voltage IC = 200 µA, VCE = 5 V, RS = 2 k , f = 10 ... 50 Hz
FF/FN
5
Jul-10-2001
Open-circuit output admittance
hFE-grp. h22e
dB
BCW61, BCX71
Total power dissipation Ptot = f(TS)
Collector-base capacitance CCB = f (VCBO) Emitter-base capacitance CEB = f (VEBO)
12 CCBO pF (C EBO) 10
BCW 61/BCX 71 EHP00344
360
mW
300 270
P tot
240 210 180 150 120 90 60 30 0 0 15 30 45 60 75 90 105 120
8
CEBO
6
4
CCBO
2
°C 150 TS
0 10 -1
10 0
10 1 V CBO (V EBO ) V
Permissible pulse load
Transition frequency fT = f (IC)
Ptotmax / PtotDC = f (tp )
10 3 Ptot max 5 Ptot DC
BCW 61/BCX 71 EHP00345
VCE = 5V
10 3 fT
T
BCW 61/BCX 71 EHP00347
tp D= T
tp
MHz 5
10 2 5
10 1 5
D= 0 0.005 0.01 0.02 0.05 0.1 0.2 0.5
10 2
5
10 0 10 -6
10
-5
10
-4
10
-3
10
-2
s tp
10
0
10 1 10 0
5 10 1
5 10 2
mA
10 3
ΙC
6
Jul-10-2001
BCW61, BCX71
Base-emitter saturation voltage
Collector-emitter saturation voltage
IC = f (VBEsat ), hFE = 40
10 2
BCW 61/BCX 71 EHP00348
IC = f (VCEsat), h FE = 40
10 2
BCW 61/BCX 71 EHP00349
ΙC
mA 100 ˚C 25 ˚C -50 ˚C
ΙC
mA 100 ˚C 25 ˚C -50 ˚C
10 1 5
10 1 5
10 0 5
10 0 5
10 -1
0
0.2
0.4
0.6
0.8
V V BE sat
1.2
10 -1
0
0.1
0.2
0.3
0.4
V
0.5
V CEsat
Collector current IC = f (VBE)
DC current gain hFE = f (I C)
VCE = 5V
10 2
BCW 61/BCX 71 EHP00350
VCE = 5V
10 3 h FE 5
BCW 61/BCX 71 EHP00351
Ι C mA
10 1 5
100 ˚C 25 ˚C
10 2 5
-50 ˚C
10 5
0
10 1
10 -1 5 100 ˚C 25 ˚C -50 ˚C
5
10 -2
0
0.5
V V BE
1.0
10 0 10 -2
10 -1
10 0
10 1
mA 10 2
ΙC
7
Jul-10-2001
BCW61, BCX71
Collector cutoff current ICBO = f (TA)
h parameter he = f (IC) normalized
VCB = VCEmax
10 4 nA
BCW 61/BCX 71 EHP00352
VCE = 5V
10 2 he
BCW 61/BCX 71 EHP00353
Ι CBO
10
3
10 2
max
10 5
1
h 11e
V CE = 5 V
10 1
h 12e 10
0
10 0
typ
5 h 21e h 22e
10
-1
0
50
100 TA
C
150
10
-1
10 -1
5
10 0
mA
10 1
ΙC
h parameter he = f (VCE ) normalized
Noise figure F = f (V CE)
2.0 he 1.5
BCW 61/BCX 71
EHP00354
20 F dB 15
BCW 61/BCX 71
Ι C = 2 mA
h 11
1.0
h 12
10
0.5
h 22
5
0
0
10
20
V VCE
30
0 10 -1
10 0
8
IC = 2mA
IC = 0.2mA, R S = 2k , f = 1kHz
EHP00355
10 1
V VCE
10 2
Jul-10-2001
BCW61, BCX71
Noise figure F = f (f)
Noise figure F = f (IC)
20 F dB 15
BCW 61/BCX 71
10
5
0 10 -2
10 -1
10 0
Noise figure F = f (IC )
VCE = 5V, f = 1kHz
20 F dB 15
BCW 61/BCX 71 EHP00358
RS = 1 MΩ 100 k Ω 10 kΩ
10 1k Ω
5 500 Ω
0 10 -3
10 -2
10 -1
EHP00356
IC = 0.2mA, VCE = 5V, RS = 2k
VCE = 5V, f = 120Hz
BCW 61/BCX 71 EHP00357
20 F dB 15
RS = 1 MΩ
100 k Ω
10 k Ω
10 500 Ω
5 1 kΩ
10 1
kHz 10 2 f
0 10 -3
10 -2
10 -1
10 0
mA 10 1
ΙC
Noise figure F = f (IC)
VCE = 5V, f = 10kHz
20 F dB 15 RS = 1 MΩ 100 k Ω
BCW 61/BCX 71 EHP00359
10 500 Ω
10 k Ω
5 1 kΩ
10 0
mA 10 1
0 10 -3
10 -2
10 -1
10 0
mA 10 1
ΙC
ΙC
9
Jul-10-2001