UHF MOBILE APPLICATIONS
RF & MICROWAVE TRANSISTORS
.280 4L STUD (M122)
epoxy sealed
.
470 MHz
.
12.5 VOLTS
.
CLASS C
.
EFFICIENCY 60%
.
COMMON EMITTER
.
P
OUT
=
10 W MIN. WITH 8.0 dB GAIN
DESCRIPTION
The SD1433 is a Class C epitaxial silicon NPN
planar transistor designed for driver applications
in the 450 - 512 MHz frequency range. This device
uses an emitter ballasted geometry specifically de-
signed for optimum stable power gain, maximum
efficiency and infinite VSWR.
PIN CONNECTION
BRANDING
SD1433
ORDER CODE
SD1433
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
2.5
A
P
DISS
Power Dissipation
58
W
T
J
Junction Temperature
+200
C
T
STG
Storage Temperature
-
65 to +150
C
R
TH(j-c)
Junction-Case Thermal Resistance
3.0
C/W
SD1433
1. Collector
3. Base
2. Emitter
4. Emitter
THERMAL DATA
November 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
=
2.0 W
V
CE
=
12.5 V
10
--
--
W
G
P
f
=
470 MHz
P
OUT
=
10 W
V
CE
=
12.5 V
7
--
--
dB
C
OB
f
=
1 MHz
V
CB
=
12.5 V
--
19
--
pF
STATIC
Symbol
Test Conditions
Value
Unit
Min.
Typ.
Max.
BV
CES
I
C
=
25mA
V
BE
=
0V
36
--
--
V
BV
CEO
I
C
=
20mA
I
B
=
0mA
16
--
--
V
BV
EBO
I
E
=
10mA
I
C
=
0mA
4.0
--
--
V
I
CES
V
CE
=
10V
I
E
=
0mA
--
--
3
mA
I
CBO
V
CB
=
15V
I
E
=
0mA
--
--
2
mA
h
FE
V
CE
=
5V
I
C
=
1A
10
--
--
--
DYNAMIC
TYPICAL PERFORMANCE
POWER OUTPUT vs POWER INPUT
POWER OUTPUT vs FREQUENCY
POWER GAIN & EFFICIENCY
vs POWER INPUT
SD1433
2/5
TYPICAL INPUT IMPEDANCE
TYPICAL COLLECTOR
LOAD IMPEDANCE
IMPEDANCE DATA
FREQ.
Z
IN
(
)
Z
CL
(
)
470 MHz
1.5
-
j 2.7
5.7 + j 1.5
SD1433
3/5
C1, C2 : 0.8pF Voltronics
C3
: 18pF Chip Capacitor
C4, C5 : AJ810
C6
: 1000pF Chip Capacitor
C7
: 0.01
F Disc Ceramic
C8, C9 : 1000pF Unelco
C10
: 10
F, 35V Electrolytic
L1
: 0.47
H Molded Choke
L2
: 2 Turns, #20 AWG, 1/8" I.D.
L3
: 2 Turns in Ferroxcube VK200/19-4B
Board
Material:
3M-K6098, 1/16" Thick
TEST CIRCUIT
SD1433
4/5
PACKAGE MECHANICAL DATA
Ref.: Dwg. No.12-0122
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
Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands -
Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A
SD1433
5/5
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