Philips BF370 Datasheet
DISCRETE SEMICONDUCTORS
DATA SH EET
ook, halfpage
M3D186
BF370
NPN medium frequency transistor
Product specification
Supersedes data of 1997 Jul 11
1999 Apr 21
Philips Semiconductors Product specification
NPN medium frequency transistor BF370
FEATURES
• Low current (max. 100 mA)
• Low voltage (max. 15 V).
PINNING
PIN DESCRIPTION
1 emitter
2 base
APPLICATIONS
3 collector
• IF pre-amplifiers of television receivers.
DESCRIPTION
NPN medium frequency transistor in a TO-92; SOT54
handbook, halfpage
1
2
3
plastic package.
MAM370
Fig.1 Simplified outline (TO-92; SOT54)
and symbol.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
V
V
V
I
I
P
T
T
T
CBO
CEO
EBO
C
CM
tot
stg
j
amb
collector-base voltage open emitter − 40 V
collector-emitter voltage open base − 15 V
emitter-base voltage open collector − 4.5 V
collector current (DC) − 100 mA
peak collector current − 200 mA
total power dissipation T
≤ 25 °C; note 1 − 500 mW
amb
storage temperature −65 +150 °C
junction temperature − 150 °C
operating ambient temperature −65 +150 °C
Note
1. Transistor mounted on an FR4 printed-circuit board.
1999 Apr 21 2
Philips Semiconductors Product specification
NPN medium frequency transistor BF370
THERMAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS VALUE UNIT
R
th j-a
Note
1. Transistor mounted on an FR4 printed-circuit board.
CHARACTERISTICS
=25°C unless otherwise specified.
T
j
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
I
CBO
I
EBO
h
FE
C
c
C
e
C
re
f
T
thermal resistance from junction to ambient note 1 250 K/W
collector cut-off current IE= 0; VCB=20V −−400 nA
I
= 0; VCB=20V; Tj= 125 °C −−30 µA
E
emitter cut-off current IC= 0; VEB=2V −−100 nA
DC current gain IC= 10 mA; VCE=1V 40 −−
collector capacitance IE=ie= 0; VCB=10V; f=1MHz − 2.2 − pF
emitter capacitance IC=ic= 0; VEB= 1 V; f = 1 MHz −−4.5 pF
feedback capacitance IC= 0; VCB= 10 V; f = 1 MHz − 1.6 − pF
transition frequency VCE= 10 V; f = 100 MHz
I
= 10 mA 500 −−MHz
C
I
= 40 mA 490 −−MHz
C
1999 Apr 21 3
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