Continental Device India Limited
An IS/ISO 9002 and IECQ Certified Manufacturer
NPN SILICON PLANAR RF TRANSISTOR
BF115
TO-72
Metal Can Package
ABSOLUTE MAXIMUM RATINGS (Ta=25C unless specified otherwise)
DESCRIPTION
SYMBOL
VALUE
UNIT
Collector Base Voltage
V
CBO
50
V
Collector Emitter Voltage
V
CEO
30
V
Emitter Base Voltage
V
EBO
5
V
Collector Current
I
C
30
mA
Base Current Continuous
I
B
1
mA
Total Power Dissipation @ Ta=45C
P
D
145
mW
Operating & Storage Junction
T
j
, T
stg
-55 to +175
C
Temperature Range
THERMAL RESISTANCE
Junction to Ambient
R
th(j-a)
900
C/W
ELECTRICAL CHARACTERISTICS (Ta=25 C unless specified otherwise )
DESCRIPTION
SYMBOL
TEST CONDITION
MIN
TYP
MAX
UNIT
Collector Emitter Breakdown Voltage
BV
CEO
* I
C
=2mA, I
B
=0
30
V
Collector Base Breakdown Voltage
BV
CBO
I
C
=10
A, I
E
=0
50
V
Emitter Base Breakdown Voltage
BV
EBO
I
E
=10
A, I
C
=0
5
V
Collector Cut off Current
I
CBO
V
CB
=20V, I
E
=0, Ta=175C
0.5
A
DC Current Gain
h
FE
I
C
=1mA,V
CE
=10V
48
167
I
C
=20mA*,V
CE=
2V
40
Base Emitter On Voltage
V
BE(on)
I
C
=1mA,V
CE
=10V
600
700
740
mV
I
C
=20mA,V
CE=
2V*
1000
mV
DYNAMIC CHARACTERISTICS
Transition Frequency
f
T
I
C
=1.0mA, V
CE
=10V, f=100MHz
230
MHz
Feedback Capacitance
C
re
V
CB
=10V,I
C
=1mA,f=0.45MHz
0.65
0.8
pF
Noise Figure
NF
V
CE
=10V, I
C
=1mA, Rg=300K
,
f=200KHz
1.5
dB
f=1MHz
1.2
dB
Pulse Test: pulse Width <300
S, Duty Cycle<2%
VALUE
IS/ISO 9002
Lic# QSC/L- 000019.2
Continental Device India Limited
Data Sheet
Page 1 of 3
Notes
BF115
TO-72
Metal Can Package
BF115Rev040801
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 in the Data Sheet and
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
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