2N4427
NPN SILICON HIGH FREQUENCY TRANSISTOR
PACKAGE STYLE TO-39
DESCRIPTION:
The
ASI 2N4427
is a High Frequency
Transistor Designed for Amplifier and
Oscillator Applications.
MAXIMUM RATINGS
I
C
V
CE
P
DISS
T
J
T
STG
θ
JC
400 mA
20 V
3.5 W @ T
C
= 25 °C
-65 °C to +200 °C
-65 °C to +200 °C
50 °C/W
1 = EMITTER
2 = BASE
3 = COLLECTOR
NONE
CHARACTERISTICS
SYMBOL
BV
CEO
BV
CER
BV
EBO
I
CEX
I
EBO
h
FE
V
CE(SAT)
f
t
C
OB
P
in
η
I
C
= 50 mA
T
C
= 25 °C
TEST CONDITIONS
I
C
= 5.0 mA
I
C
= 100
µA
V
CE
= 40 V
V
EB
= 20 V
V
CE
= 5.0 V
I
C
= 100 mA
V
CE
= 15 V
V
CB
= 12 V
V
CC
= 12 V
P
out
= 1.0 W
I
C
= 100 mA
I
C
= 380 mA
I
B
= 20 mA
I
C
= 50 mA
f = 200 MHz
f = 1.0 MHz
f = 175 MHz
V
BE
= -1.5 V
R
BE
= 10
Ω
MINIMUM
20
40
3.5
TYPICAL
MAXIMUM
UNITS
V
V
V
0.1
0.1
10
5.0
200
0.5
500
4.0
75
35
mA
mA
---
V
MHz
pF
mW
%
A D V A N C E D S E M I C O N D U C T O R, I N C.
7525 ETHEL AVENUE
•
NORTH HOLLYWOOD, CA 91605
•
(818) 982-1202
•
FAX (818) 765-3004
Specifications are subject to change without notice.
REV. A
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