eSsmi-Conducto'i Lpioducti, fine.
20 STERN AVE.
SPRINGFIELD, NEW JERSEY 07081
U.S.A.
BC171.A.B
BC172, A, B, C
BC174,A,B
TO-92
Plastic Package
Amplifier Transistors
ABSOLUTE MAXIMUM RATINGS (Ta=25°C unless specified otherwise)
DESCRIPTION
Collector Emitter Voltage
Collector Base Voltage
Emitter Base Voltage
Collector Current Continuous
Total Device Dissipation @ Ta=25°C
Derate Above 25°C
Total Device Dissipation @ Tc=25°C
Derate Above 25°C
Operating And Storage Junction
Temperature Range
THERMAL RESISTANCE
Junction to ambient
Junction to case
SYMBOL
VCEO
VCBO
VEBO
Ic
PD
BC174
BC171
65
80
45
50
6
100
350
2.8
1.0
8.0
TELEPHONE: (973) 376-2922
(212)227-6005
FAX: (973) 376-8960
BC172
25
30
UNIT
V
V
V
PD
TJ, T
stg
mA
mW
mW/°C
W
mW/°C
°C
-55 to +150
Rfh(j-a)
R
th(i-c)
357
125
°C/W
°C/W
ELECTRICAL CHARACTERISTICS (Ta=25°C unless specified otherwise)
DESCRIPTION
SYMBOL TEST CONDITION
MIN
VALUE
TYP
MAX
UNIT
Collector Emitter Breakdown
Voltage
BC174
BC171
BC172
Emitter Base Breakdown
Voltage
ALL
BV
C
EO
l
c
=2mA,l
B
-0
65
45
25
V
V
V
BV
EBO
!
E
=100uA, l
c
=0
6
V
15
15
15
4
nA
nA
nA
HA
Collector Cut off Current
BC174
BC171
BC172
'CES
V
CE
=70V, VBE = 0
V
CE
=50V, V
BE
= 0
V
CE
=35V, VBE = 0
V
CE
=30V, VBE = 0,
Ta= 125°C
NJ Semi-Conductors reserves the right to change test conditions, parameters limits and package dimensions without
notice information furnished by NJ Semi-Conductors is believed to be both accurate and reliable at the time of going to
press. However NJ Semi-Conductors assumes no responsibility for any errors or omissions discovered in its use NJ
Semi-Conductors encourages customers to verify that datasheets are current before placing orders.
Quality Semi-Conductors
DESCRIPTION
SYMBOL TEST CONDITION
MIN
VALUE
TYP
UNIT
MAX
DC Current Gain
BC171A.2A, 4A
BC171B, 2B,4B
BC172C
HFE
V
CE
=5V,l
c
=10nA
90
150
270
V
CE
=5V,lc=2mA
BC174
BC171
BC172
BC171A, 2A, 4A
BC171B, 2B.4B
BC172C
V
C
E=5V,lc
=
100mA
BC171A, 2A, 4A
BC171B, 2B, 4B
BC172C
Base Emitter Saturation Voltage
Collector Emitter Saturation
Voltage
Base Emitter on Voltage
DYNAMIC CHARACTERISTICS
Transition Frequency
VBE(SBO
VcE(sat)
120
120
120
120
180
380
120
180
300
450
800
800
220
460
800
l
c
=10mA,l
B
-0.5mA
l
c
=10mA,l
B
=0-5mA
l
c
=100mA,l
B
=5mA
l
c
=2mA, V
CE
= 5V
0.55
0.7
0.25
0.60
0.70
V
V
V
V
VBE (on)
f
T
BC171
BC172
BC174
l
c
=10mA, V
CE
=5V
f=100MHz
150
150
150
4.50
10
MHz
Output Capacitance
Input Capacitance
C
0
b
c
ib
IM
V
CB
=10V
f=1MHz
c=Q, V
EB
=0.5V
f=1MHz
V
CE
=5V,l
c
=2mA
=1KH
Z
E
=0,
PF
PF
Small Signal Current Gain
BC171,2,4
BC171A, 2A, 4A,
BC171B, 2B.4B
BC172C
Noise Figure
125
125
240
450
900
260
500
900
10
10
10
dB
NF
BC171
BC172
BC174
V
CE
=5V,l
c
=0.2mA
R
s
=2KQ,f=1 KH
Z
. f=200Hz
— B
I
73
t
<
1
All dimensions in mm unless specified otherwise
SPECIFICATION
ITEM
BODY WIDTH
BODY HEIGHT
BODY THICKNESS
PITCH OF COMPONENT
FEED HOLE PITCH
SYMBOL
MIN. MOM.
MAX
TOL.
REMARKS
35
A A
SEC AA
A1
A
T
p
Po
40
48
39
12.7
4.8
5,2
4.2
±1
±0.3
CUMULATIVE PITCH
ERROR 1 0 mm/20
PITCH
TO BE MEASURED AT
BOTTOM OF CLINCH
127
FEED HOLE CENTRE TO
COMPONENT CENTRE
DISTANCE BETWEEN OUTER
LEADS
COMPONENT ALIGNMENT
TAPE WIDTH
HOLD -DOWN TAPE WIDTH
HOLE POSITION
HOLD-DOWN TAPE POSITION
LEAD WIRE CLINCH HEIGHT
COMPONENT HEIGHT
LENGTH OF SNIPPED LEADS
FEED HOLE DIAMETER
TOTAL TAPE THICKNESS
LEAD - TO - LEAD DISTANCEF1
CLINCH HEIGHT
PULL -OUT FORCE
NOTES
P2
F
. .h
635
508
0
18
6
9
0.5
16
23.25
±0.4
-456
-0.2
DIM
A
B
C
D
E
F
PIN CONFIGURATION
1. EMITTER
2. BASE
3. COLLECTOR
MIN.
4.32
4.45
3.18
0.41
0.35
MAX.
5.33
5.20
4,19
0.55
0.50
1.40
1.53
1
±05
±02
••0.7
AT TOP OF BODY
W
Wo
W1
W2
Ho
H1
L
Do
t
F2
H2
(P)
6N
-05
±02
±0.5
11.0
4
12
2.54
±0,2
(103-06
5DEG
1.14
1.14
12.70
1.982
-•0.4
-0.1
G
H
K
L
3
—
2.082
All diminsions in mm.
1 MAXIMUM ALIGNMENT DEVIATION BETWEEN LEADS NOT TO BE GREATER THAN 0.2 mm
2 MAXIMUM NON-CUMULATIVE VARIATION BETWEEN TAPE FEED HOLES SHALL NOT EXCEED 1 mm IN 20
PITCHES
3 HOLDDOWN TAPE NOT TO EXCEED BEYOND THE EDGE(S) OF CARRIER TAPE AND THERE SHALL BE NO
EXPOSURE OF ADHESIVE.
4 NO MORE THAN 3 CONSECUTIVE MISSING COMPONENTS ARE PERMITTED
5. A TAPE TRAILER, HAVING AT LEAST THRfE FEED HOLES ARE REQUIRED AFTER THE LAST COMPONENT
6 SPLICES SHALL NOT INTERFERE WITH THE SPROCKET FEED HOLES.
Embedded System
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