UHF MOBILE APPLICATIONS
RF & MICROWAVE TRANSISTORS
.500 6LFL (M111)
epoxy sealed
.
470 MHz
.
12.5 VOLTS
.
COMMON EMITTER
.
P
OUT
=
45 W MIN. WITH 5.0 dB GAIN
DESCRIPTION
The SD1434 is a 12.5 V Class C epitaxial silicon
NPN planar transistor designed primarily for UHF
communications. This device utilizes diffused emit-
ter resistors to achieve infinite VSWR under oper-
ating conditions.
PIN CONNECTION
BRANDING
SD1434
ORDER CODE
SD1434
ABSOLUTE MAXIMUM RATINGS (T
case
=
25
C)
Symbol
Parameter
Value
Uni t
V
CBO
Collector-Base Voltage
36
V
V
CEO
Collector-Emitter Voltage
16
V
V
CES
Collector-Emitter Voltage
36
V
V
EBO
Emitter-Base Voltage
4.0
V
I
C
Device Current
10.0
A
P
DISS
Power Dissipation
175
W
T
J
Junction Temperature
+200
C
T
STG
Storage Temperature
-
65 to +150
C
R
TH(j-c)
Junction-Case Thermal Resistance
1.0
C/W
SD1434
1. Collector
3. Emitter
2. Base
4. Emitter
THERMAL DATA
October 1992
1/5
ELECTRICAL SPECIFICATIONS (T
case
=
25
C)
Symbol
Test Conditi ons
Value
Uni t
Min.
Typ.
Max.
P
OUT
f
=
470 MHz
P
IN
=
14 W
V
CE
=
12.5 V
45
--
--
W
G
P
f
=
470 MHz
P
IN
=
14 W
V
CE
=
12.5 V
5
--
--
dB
C
OB
f
=
1 MHz
V
CB
=
12.5 V
--
130
--
pF
STATIC
Symbol
Test Conditions
Value
Unit
Min.
Typ.
Max.
BV
CBO
I
C
=
5mA
I
E
=
0mA
36
--
--
V
BV
CES
I
C
=
20mA
V
BE
=
0V
36
--
--
V
BV
CEO
I
C
=
50mA
I
B
=
0mA
16
--
--
V
BV
EBO
I
E
=
5mA
I
C
=
0mA
4.0
--
--
V
I
CES
V
CE
=
22V
I
E
=
0mA
--
--
5
mA
I
CBO
V
CB
=
15V
I
E
=
0mA
--
--
5
mA
h
FE
V
CE
=
5V
I
C
=
1A
20
--
200
--
DYNAMIC
TYPICAL PERFORMANCE
POWER OUTPUT vs POWER INPUT
POWER OUTPUT vs FREQUENCY
SD1434
2/5
TEST CIRCUIT
C1
: 10pF Unelco, 200 mil Sq.
C2
: 36pF Unelco, 400 mil Sq.
C3
: 34pF Unelco, 400 mil Sq.
C4
: 36pF Unelco, 400 mil Sq.
C5
: 38pF Unelco, 400 mil Sq.
C6
: 16pF Unelco, 200 mil Sq.
C7
: 10pF Unelco, 200 mil Sq.
C8
: 25pF Unelco, 200 mil Sq.
C9
: 1 - 12pF, ATC Variable
C10
: 6pF Unelco, 200 mil Sq.
C11
: .01
F 50V, Erie Disc
C12
: 1000pF Unelco, 400 mil Sq.
C13
: 47
F 63V, Sprague Electrolytic
C14
: 10pF Unelco, 200 mil Sq.
L1
: 27
H Molded
L2
: 6 Turns, #18 AWG, .175" I.D.
Material : Pc Board, Double Sided Copper 1/32" Thick
Teflon-Glass, 3M-K-6098
SD1434
4/5
PACKAGE MECHANICAL DATA
Ref.: Dwg. No.12-0111
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the
consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. No
license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specifications mentioned
in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied.
SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express
written approval of SGS-THOMSON Microelectonics.
1994 SGS-THOMSON Microelectronics - All Rights Reserved
SGS-THOMSON Microelectronics GROUP OF COMPANIES
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SD1434
5/5
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