Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
Rev A: 09/16/05
MS1649
RF & MICROWAVE TRANSISTORS
UHF CLASS C MOBILE APPLICATIONS
DESCRIPTION:
The MS1649 is a 12.5V epitaxial NPN planar transistor
designed primarily for UHF communications. This device is
packaged in a grounded emitter TO-39 package for increased
power gain and optimum heat dissipation.
ABSOLUTE MAXIMUM RATINGS
(Tcase = 25
C)
Symbol
Parameter
Value
Unit
V
CBO
Collector-Base
Voltage
36
V
V
CEO
Collector-Emitter
Voltage
16
V
V
EBO
Emitter-Base
Voltage
3.5
V
I
C
Collector
Current
1.0
A
P
TOT
Total
Power
Dissipation
7.8
W
T
STG
Storage
Temperature
-65 to +200
C
T
J
Junction
Temperature
+200
C
Thermal Data
R
TH(J-C)
Thermal Resistance Junction-Case
35.0
C/W
1. Collector
2. Base
3. Emitter
TO-39
Features
470 MHz
P
OUT
= 3W
G
P
= 9.5dB MINIMUM
COMMON EMITTER CONFIGURATION
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
Rev A: 09/16/05
MS1649
ELECTRICAL SPECIFICATIONS (Tcase = 25
C)
STATIC
Symbol
Test Conditions
Value
Min. Typ. Max. Unit
BV
CES
I
C
= 50mA V
BE
= 0
36 --- --- V
BV
CEO
I
C
= 50mA I
B
= 0
16 --- --- V
BV
EBO
I
E
= 1mA I
C
= 0
3.5 --- --- V
I
CES
V
CB
= 12.5V V
BE
= 0
--- --- 1.0 mA
H
FE
V
CE
= 5.0V I
C
=100mA
20 --- 150 ---
DYNAMIC
Symbol
Test Conditions
Value
Min. Typ. Max. Unit
G
PE
f = 470MHz
P
OUT
= 3.0W V
CC
= 12.5V
9.5 --- --- dB
f = 470MHz P
OUT
= 3.0W V
CC
= 12.5V
50 --- ---
%
C
OB
f = 1.0MHz
V
CB
= 12.5 V
--- --- 12 pf
IMPEDANCE DATA
FREQ
Z
IN
(
)
Z
CL
(
)
175
MHz
3.5
+
j1.2
14.0
+
j10.0
470
MHz
3.3
+
j3.2
11.0
+
j5.7
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
Rev A: 09/16/05
MS1649
PACKAGE MECHANICAL DATA
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