2N4428

Manufacturer Part Number2N4428
ManufacturerAdvanced Semiconductor, Inc.
2N4428 datasheet
 
Page 1/1

Download datasheet (32Kb)Embed
NPN SILICON HIGH FREQUENCY TRANSISTOR
DESCRIPTION:
2N4428
The
is a High Frequency
Transistor Designed for Amplifier and
Oscillator Applications.
MAXIMUM RATINGS
425 mA
I
C
V
30 V
CE
O
P
3.5 W @ T
= 25
C
C
DISS
O
O
-65
C to +200
C
T
J
O
O
-65
C to +200
C
T
STG
O
50
C/W
JC
CHARACTERISTICS
O
T
= 25
C
SYMBOL
TEST CONDITIONS
BV
I
= 20 mA
CEO
C
BV
I
= 20 mA
R
CER
C
BV
I
= 100 A
EBO
C
I
V
= 55 V
V
CEX
CE
V
= 5.0 V
I
CE
C
h
FE
I
C
f
V
= 20 V
I
t
CE
C
C
V
= 28 V
OB
CB
P
V
= 28 V
in
CC
P
= 750 mW
Rs = 50
out
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
PACKAGE STYLE TO-39
C
MINIMUM
35
= 10
55
BE
3.5
= -1.5 V
BE
= 50 mA
20
= 400 mA
5.0
= 50 mA
f = 200 MHz
700
f = 1.0 MHz
f = 200 MHz
35
Specifications are subject to change without notice.
2N4428
1 = EMITTER
2 = BASE
3 = COLLECTOR
NONE
TYPICAL
MAXIMUM
UNITS
V
V
V
1.0
mA
200
---
1000
MHz
1.5
3.5
pF
75
mW
%
REV. A
1/1