Continental Device India Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
PNP SILICON PLANAR EPITAXIAL TRANSISTORS
BC177, A, B, C
BC178, A, B, C
BC179, A, B, C
TO-18
ABSOLUTE MAXIMUM RATINGS
DESCRIPTION
Collector -Emitter Voltage
Collector -Emitter Voltage
Collector -Base Voltage
Emitter -Base Voltage
Collector Current Continuous
Power Dissipation@ Ta=25 degC
Derate Above 25 deg C
Power Dissipation@ Tc=25 degC
Derate Above 25 deg C
Operating And Storage Junction
Temperature Range
THERMAL RESISTANCE
Junction to Case
SYMBOL
VCEO
VCES
VCBO
VEBO
IC
PD
PD
Tj, Tstg
BC177
45
50
50
5.0
BC178
25
30
30
5.0
0.2
0.6
2.28
1.0
6.67
-65 to +200
BC179
20
25
25
5.0
UNIT
V
V
V
V
A
W
mW/deg C
W
mW/deg C
deg C
Rth(j-c)
175
deg C/W
ELECTRICAL CHARACTERISTICS (Ta=25 deg C Unless Otherwise Specified)
DESCRIPTION
SYMBOL TEST CONDITION
ICES
VCE=20V, IE=0
Collector-Cut off Current
Tamb=125 deg C
VCE=20V, IE=0
VCBO
IC=10uA, IE=0
Collector -Base Voltage
BC177
BC178
BC179
Collector -Emitter Voltage
VCEO
IC=2mA,IB=0
BC177
BC178
BC179
MIN
-
-
50
30
25
45
25
20
5.0
TYP MAX
100
4.0
-
-
-
-
-
UNIT
nA
uA
V
V
V
V
V
V
V
Emitter-Base Voltage
DC Current
VEBO
hFE
IE=10uA, IC=0
IC=2mA, VCE=5V
BC177
BC178
BC179
A Group
B Group
C Group
-
460
800
800
220
460
800
0.20
0.60
0.80
-
0.75
Page 1 of 3
Collector Emitter Saturation Voltage
Base Emitter Saturation Voltage
Base Emitter on Voltage
Continental Device India Limited
VCE(Sat) IC=10mA,IB=0.5mA
IC=100mA,IB=5mA
VBE(Sat) IC=10mA,IB=0.5mA
IC=100mA,IB=5mA
VBE(on) IC=2mA, VCE=5V
Data Sheet
120
120
180
120
180
380
-
-
-
-
0.90
0.60
V
V
V
V
V
ELECTRICAL CHARACTERISTICS (Ta=25 deg C Unless Otherwise Specified)
DESCRIPTION
SYMBOL TEST CONDITION
VCE (K) IC=10mA, IB=The Value for
Collector Knee Voltage
Which IC=11mA, @ VCE=1V
ft
VCE=5V,IC=10mA, f=50MHz
Transition Frequency
NF
VCE=5V, IC=0.2mA
Noise Figure
Rg=2kohms,
F=30Hz to 15 KHz
BC179
F=1kHz, F=200Hz
BC179
BC177/178
Cobo
VCB=10V, f=1MHz
Output Capacitance
ALL f=1kHz
IC=2mA,VCE=5V
BC177XX
MIN
-
200
MAX
0.60
-
UNIT
V
MHZ
-
-
-
-
4.0
4.0
10
4.0
dB
dB
dB
pF
Small Signal Current Gain
hfe
BC177
BC178
BC179
A Group
B Group
C Group
A Group
B Group
C Group
A Group
B Group
C Group
125
125
240
125
240
450
1.6
3.2
6.0
-
-
-
500
900
900
260
500
900
4.5
8.5
15
Kohms
Kohms
Kohms
Input Impedance
hie
IC=2mA,VCE=5V
Output Admittance
hoe
IC=2mA,VCE=5V
30 umhos
60 umhos
110 umhos
Continental Device India Limited
Data Sheet
Page 2 of 3
TO-18 Metal Can Package
A
B
DIM
A
B
C
D
E
F
G
H
J
K
L
MIN
MA X
5.24
5.84
4.52
4.97
4.31
5.33
0.40
0.53
—
0.76
—
1.27
—
2.97
0.91
1.17
0.71
1.21
12.70
—
45 DE G
C
G
2
K
1
H
L
J
D
3
F
3
2
1
PIN CONFIGURATION
1. EMITTER
2. BASE
3. COLLECTOR
Packing Detail
PACKAGE
TO-18
STANDARD PACK
Details
Net Weight/Qty
1K/polybag
350 gm/1K pcs
INNER CARTON BOX
Size
Qty
3" x 7.5" x 7.5"
5.0K
Size
OUTER CARTON BOX
Qty
Gr Wt
80.0K
34 kgs
17" x 15" x 13.5"
Disclaimer
The product information and the selection guides facilitate selection of the CDIL's Discrete Semiconductor Device(s) best suited
for application in your product(s) as per your requirement. It is recommended that you completely review our Data Sheet(s) so as
to confirm that the Device(s) meet functionality parameters for your application. The information furnished on the CDIL Web
Site/CD is believed to be accurate and reliable. CDIL however, does not assume responsibility for inaccuracies or incomplete
information. Furthermore, CDIL does not assume liability whatsoever, arising out of the application or use of any CDIL product;
neither does it convey any license under its patent rights nor rights of others. These products are not designed for use in life
saving/support appliances or systems. CDIL customers selling these products (either as individual Discrete Semiconductor
Devices or incorporated in their end products), in any life saving/support appliances or systems or applications do so at their own
risk and CDIL will not be responsible for any damages resulting from such sale(s).
CDIL strives for continuous improvement and reserves the right to change the specifications of its products without prior notice.
CDIL is a registered Trademark of
Continental Device India Limited
C-120 Naraina Industrial Area, New Delhi 110 028, India.
Telephone + 91-11-579 6150 Fax + 91-11-579 9569, 579 5290
e-mail sales@cdil.com
www.cdil.com
Continental Device India Limited
Data Sheet
Page 3 of 3
All diminsions in mm.
E
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