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BF240

Description
TRANSISTOR,BJT,NPN,40V V(BR)CEO,25MA I(C),TO-92
Categorysemiconductor    Discrete semiconductor   
File Size260KB,3 Pages
ManufacturerCDIL
Websitehttp://www.cdilsemi.com
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BF240 Overview

TRANSISTOR,BJT,NPN,40V V(BR)CEO,25MA I(C),TO-92

BF240 Parametric

Parameter NameAttribute value
stateDISCONTINUED
Transistor typeUniversal small signal
Continental Device India Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS
BF240
BF241
TO-92
Plastic Package
E
BC
A.M.Mixer, IF Amplifiers in AM/ FM Receiver Applications
ABSOLUTE MAXIMUM RATINGS(Ta=25ºC unless otherwise specified)
DESCRIPTION
Collector Emitter Voltage
Collector Base Voltage
Emitter Base Voltage
Collector Current Continuous
Power Dissipation@ Ta=25ºC
Dereate Above 25 deg C
Power Dissipation@ Tc=25ºC
Dereate Above 25ºC
Operating and Storage Junction
Temperature Range
SYMBOL
V
CEO
V
CBO
V
EBO
I
C
P
D
P
D
T
j
, T
stg
Value
40
40
4
25
350
2.8
1
8.0
-55 to +150
UNITS
V
V
V
mA
mW
mW/ ºC
W
mW/ ºC
ºC
ELECTRICAL CHARACTERISTICS (Ta=25ºC Unless Otherwise Specified)
DESCRIPTION
Collector Emitter Voltage
Collector Base Voltage
EmitterBase Voltage
Collector-Cut off Current
Base Emitter On Voltage
DC Current Gain
BF240
BF241
Transition Frequency
BF240
BF241
Feedback Capacitance
C
re
V
CB
=10V, I
E
=0 ,
f=1MHz
*Pulse Test: Pulse Width < 300us, Duty Cycle < 2%.
f
T
I
C
=1mA, V
CE
=10V
f=100MHz
600
470
0.28
0.34
MHz
MHz
pF
SYMBOL
BV
CEO *
BV
CBO
BV
EBO
I
CBO
V
BE
(on)
h
FE
TEST CONDITION
I
C
=1mA,I
B
=0
I
C
=100uA.I
E
=0
I
E
=10uA, I
C
=0
V
CB
=20V,I
E
=0
I
C
=1mA,V
CE
=10V
I
C
=1mA,V
CE
=10V
0.65
65
35
0.7
MIN
40
40
4
0.1
0.74
220
125
TYP
MAX
UNITS
V
V
V
uA
V
Continental Device India Limited
Data Sheet
Page 1 of 3

BF240 Related Products

BF240 BF241
Description TRANSISTOR,BJT,NPN,40V V(BR)CEO,25MA I(C),TO-92 TRANSISTOR,BJT,NPN,40V V(BR)CEO,25MA I(C),TO-92
state DISCONTINUED DISCONTINUED
Transistor type Universal small signal Universal small signal
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