Continental Device India Limited
An IS/ISO 9002 and IECQ Certified Manufacturer
NPN SILICON PLANAR TRANSISTOR
2N3478
TO-72
VHF/UHF Applications
ABSOLUTE MAXIMUM RATINGS
DESCRIPTION
SYMBOL
VALUE
UNIT
Collector -Base Voltage
VCBO
30
V
Collector -Emitter Voltage
VCEO
15
V
Emitter Base Voltage
VEBO
2.0
V
Collector Current
IC
50
mA
Power Dissipation @ Ta=25 deg C
Ptot
200
mW
Operating & Storage Junction
Tj, Tstg
-65 to +200
deg C
Temperature Range
ELECTRICAL CHARACTERISTICS (Ta=25 deg C Unless Otherwise Specified)
DESCRIPTION
SYMBOL TEST CONDITION
MIN
TYP
MAX
UNIT
Collector Cut off Current
ICBO
VCB=15V, IE=0
-
-
20
nA
Collector -Base Voltage
VCBO
IC=1uA, IE=0
30
-
-
V
Collector -Emitter Voltage
VCEO
IC=1uA, IB=0
15
-
-
V
Emitter Base Voltage
VEBO
IE=1uA, IC=0
2.0
-
-
V
DC Current Gain
hFE
IC=2mA,VCE=8V
25
-
150
DYNAMIC CHARACTERISTICS
Forward Current Transfer Ratio
hfe
IC=2mA,VCE=8V,f=100MHz
7.5
-
16
Out-Put Capacitance
Ccb
VCB=10V, IE=0, f=1MHz
-
-
1.0
pF
IS / IECQC 700000
IS / IECQC 750100
IS/ISO 9002
Lic# QSC/L- 000019.2
Continental Device India Limited
Data Sheet
Page 1 of 2
http://www.bocasemi.com
Boca Semiconductor Corp.
BSC
TO-72 Metal Can Package
Notes
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
1
2
3
4
A
D
F
1
2
3
4
J
H
L
G
B
C
E
K
A
l
l
d
i
m
e
ns
i
o
ns
i
n
m
m
.
DIM
M IN.
M AX.
A
5.24
5.84
B
4.52
4.95
C
4.31
5.33
D
0.40
0.53
E
--
0.76
F
1.14
1.39
G
2.28
2.97
H
0.91
1.17
J
0.71
1.22
K
12.70
--
L 12 DEG
48 DEG
PIN CONFIGURATION
1. EMITTER
2. BASE
3. COLLECTOR
4. CASE
1 K/Polybag
325 gm/1K pcs
3" x 7.5" x 7.5"
5.0K
17" x 15" x 13.5"
80.0K
32 kgs
TO-72
PACKAGE
Net Weight/Qty
Details
STANDARD PACK
INNER CARTON BOX
Qty
OUTER CARTON BOX
Qty
Gr Wt
Size
Size
Packing Detail
Continental Device India Limited
Data Sheet
Page 2 of 2
http://www.bocasemi.com
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