Microsemi Corporation SD1144 Datasheet
RF PRODUCTS DIVISION
DESCRIPTION
DESCRIPTION
DESCRIPTIONDESCRIPTION
RF & MICROWAVE TRANSISTORS
The SD1144 is a 12.5 V Class C epitaxial silicon NPN planar
transistor designed primarily for UHF communications. This device
utilizes improved metallization to achieve infinite VSWR at rated
operating conditions
.
IMPORTANT:
For the most current data, consult
MICROSEMI
’s website:
http://www.microsemi.com
Symbol Parameter Value Unit
V
V
V
V
P
T
CBO
CEO
CES
EBO
I
DISS
T
STG
ABSOLUTE MAXIMUM RATINGS (T
Collector-Base Voltage 36 V
Collector-Emitter Voltage 16 V
Collector-Emitter Voltage 36 V
Emitter-Base Voltage 4.0 V
C
J
Device Current 0.4 A
Power Dissipation 5.0 W
Junction Temperature +200
Storage Temperature -65 to +150
CASE
= 25
R
TH(j-c)
Junction-Case Thermal Resistance 35
THERMAL DATA
WWW.
Microsemi
P
RODUCT PREVIEW
KEY FEATURES
KEY FEATURES
KEY FEATURES KEY FEATURES
470 MHz
!"
12.5 Volts
!"
Common Emitter
!"
Collector Efficiency
!"
SD1144
60%
!"
!"
P
OUT
GP
= 2.0 W Min.
= 9 dB Gain
.
COM
APPLICATIONS/BENEFIT
APPLICATIONS/BENEFITSSSS
APPLICATIONS/BENEFITAPPLICATIONS/BENEFIT
UHF Mobile
!"
C)
°°°°
°C
Applications
°C
°C/W
S
S
D
D
1
1
1
1
4
4
4
4
Copyright 2000
MSC1613.PDF 2000-11-27
Microsemi
RF Products Division
140 Commerce Drive, Montgomeryville PA 18936, (215) 631-9840, Fax: (215) 631-9855
Page 1
SD1144
RF PRODUCTS DIVISION
RF & MICROWAVE TRANSISTORS
P
RODUCT PREVIEW
WWW.
Microsemi
STATIC ELECTRICAL SPECIFICATIONS (T
Symbol Test Conditions
BV
BV
BV
I
h
CBO
FE
CES
CEO
EBO
I
50 mA
I
I
V
V
C
C
E
=
50 mA
=
1 mA
=
=
CB
=
CE
15 V
5 V
V
I
I
I
I
BE
=
B
=
C
=
E
=
C
0 V
=
0 mA
0 mA
0 mA
100 mA
CASE
Min. Typ. Max.
36 V
16 V
4.0 V
20 200
°°°°
= 25
C)
SD1144
Units
1.0 mA
.
COM
DYMANIC ELECTRICAL SPECIFICATIONS (T
Symbol Test Conditions
P
OUT
G
P
ηηηη
C
C
OB
f
470 MHz
=
f
470 MHz
=
f
175 MHz
=
f
1 MHz
=
P
P
P
V
=
IN
=
IN
=
IN
CB
0.25 W
0.25 W
0.25 W
12.5 V
=
V
V
V
CE
CE
CE
12.5 V
=
12.5 V
=
12.5 V
=
= 25°°°°C)
CASE
SD1144
Min. Typ. Max.
Units
2.0 W
9.0 dB
60
%
15 pF
Freq. Z
470 MHz 2.24 + j 6.5 13.0 - j 8.65
IMPEDANCE DATA
Z
IN (Ω)
CL (Ω)
E
E
L
L
E
E
C
C
T
T
R
R
I
I
C
C
A
A
L
L
S
S
Copyright 2000
MSC1613.PDF 2000-11-27
Microsemi
RF Products Division
140 Commerce Drive, Montgomeryville PA 18936, (215) 631-9840, Fax: (215) 631-9855
Page 2
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