TV LINEAR APPLICATIONS
RF & MICROWAVE TRANSISTORS
. 250 x .320 4LFL (M156)
epoxy sealed
.
470 - 860 MHz
.
25 VOLTS
.
CLASS A PUSH PULL
.
DESIGNED FOR HIGH POWER LINEAR
OPERATION
.
HIGH SATURATED POWER CAPABILITY
.
GOLD METALLIZATION
.
DIFFUSED EMITTER BALLAST
RESISTORS
.
COMMON EMITTER CONFIGURATION
.
INTERNAL INPUT MATCHING
.
P
OUT
=
14.0 W MIN. WITH 8.5 dB GAIN
DESCRIPTION
The SD1732 is a gold metallized epitaxial silicon
NPN planar transistor using diffused emitter ballast
resistors for high linearity Class A operation in
UHF and Band IV, V television transmitters and
transposers.
PIN CONNECTION
BRANDING
TDS595
ORDER CODE
SD1732
ABSOLUTE MAXIMUM RATINGS (T
case
=
25
C)
Symbol
Parameter
Value
Uni t
V
CBO
Collector-Base Voltage
45
V
V
CEO
Collector-Emitter Voltage
25
V
V
EBO
Emitter-Base Voltage
4.0
V
I
C
Device Current
2 x 2.6
A
P
DISS
Power Dissipation
65
W
T
J
Junction Temperature
+200
C
T
STG
Storage Temperature
-
65 to +150
C
R
TH(j-c)
Junction-Case Thermal Resistance
2.5
C/W
SD1732 (TDS595)
1. Collector
3. Emitter
2. Base
THERMAL DATA
November 1992
1/6
TEST CIRCUIT
C1, C'1,
C13, C'13 : 68pF, ATC 100A
C2
: 4.5pF Adjustable Johanson
C3
: 4.7pF, ATC 100A
C4, C'4, C6, C'6, C9, C'9,
C10, C'10 : 100pF, ATC 100A + 1nF LCC Chip + 10nF LCC Chip
C5, C'5
: 4.7
F, 25V, Tantalum Capacitor
C7, C'7
: 10
F, 25V, Tantalum Capacitor
C8, C'8
: 22
F, 35V, Tantalum Capacitor
C11
: 4.7pf, ATC 100A
C12
: 8pF Adjustable Johanson
C14, C'14 : 22pF, ATC 100A
L1, L9, L'9 : 50
Coaxial Wire Diameter 2.2mm, Length 29mm on
70
Transmission Line
L2, L'2
: 50
Printed Transmission Line Length 4mm
L3, L'3 : 50
Printed Transmission Line Length 3mm
L4, L'4 : 50
Printed Transmission Line Length 9.5mm
L5, L'5 : 39
Printed Transmission Line Length 7mm
L6, L'6 : 39
Printed Transmission Line Length 15mm
L7, L'7 : 39
Printed Transmission Line Length 8mm
L8, L'8 : 39
Printed Transmission Line Length 10mm
R1, R'1 : 4.7
, 1/2W
R2, R'2 : 1207
, 1/2W
S1, S'1 : 470nH Molded
S2, S'2 : 5 Turns, Diameter Wire 0.5mm on 3mm I.D.
S3, S'3 : Diameter Wire 1.2mm, Length 12mm
Substrate: Teflon Glass 30Mils, Er
=
2.55
SD1732 (TDS595)
4/6
SUPPLY CIRCUIT - CLASS A ADJUSTABLE (per side)
C1, C2, C4,
C5, C6
: 1nF LCC Chip + 10nF LCC Chip
C3
: 100
F Sprague
C7
: 10
F Sprague
D1
: 1N 4001
L1, L2
: 5 Turns, 0.5mmWire on 3mm Internal Diameter
P1
: 1k
R1
: 56
, 1/2W
R2
: 5600
, 1/2W
R3
: 2.2
, 3W
R4, R5 : 56
, 1W
T1
: BDX 54 B
PHOTOMASTER OF TEST CIRCUIT
SD1732 (TDS595)
5/6
PACKAGE MECHANICAL DATA
Ref.: Dwg. No.12-0156
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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SD1732 (TDS595)
6/6
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