
RF & MICROWAVE TRANSISTORS
.470 - 860 MHz
.25 VOLTS
.CLASS A PUSH PULL
.D ESI GN ED FOR H I GH PO WER L INEAR
OPERATION
.HIGH SATURATED POWER CAPABILITY
.GOLD METALLIZATION
.DIFFUSED EMITTER BALLAST
RESISTORS
. CO MMON EMITTER CONFIGURATION
.INTERNAL INPUT MATCHING
.P
OUT
14.0 W MIN. WITH 8.5 dB GAIN
=
SD1732 (TDS595)
TV LINEA R APPLICAT IONS
.250 x .320 4LF L (M156)
epoxy sealed
ORDER CODE
SD1732
PIN CONNECTION
BRANDING
TDS595
DESC RIPTIO N
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.
ABSOLUTE MAXIMUM RATINGS (T
Symbol Parameter Value Uni t
V
CBO
V
CEO
V
EBO
I
C
P
DISS
T
J
T
STG
THERMA L DA TA
R
TH(j-c)
Collector-Base Voltage 45 V
Collector-Emitter Voltage 25 V
Emitter-Base Voltage 4.0 V
Device Current 2 x 2.6 A
Power Dissipation 65 W
Junction Temperature +200
Storage Temperature
Junction-Case Thermal Resistance 2.5 °C/W
case
= 25°C)
1. Collector 3. Emitter
2. Base
65 to +150
−
°
C
°
C
November 1992
1/6

SD1732 (TDS595)
ELECTRICAL SPECIFICA TIONS (T
case
= 25°C)
STATIC
Symbol Test Conditions
BV
BV
BV
h
CBO
CEO
EBO
FE
IC= 20mA IE= 0mA 45 — — V
IC= 40mA IB= 0mA 25 — — V
IE= 5mA IC= 0mA 3.0 — — V
VCE= 20V IC= 0.5A 10 — — —
DYNAMIC
Symbol Test C ond itions
P
OUT
G
P
IMD3*P
CMD** P
C
OB
Note: *IMD 3 Tone Testing
f = 845 MHz VCE= 25 V ICQ= 2x850mA 14 — — W
P
= 14 W VCE= 25 V ICQ= 2 x 850 mA 8.5 — — dB
OUT
= 14 W VCE= 25 V ICQ= 2x850mA — −47 — dBc
OUT
= 14 W VCE= 25 V ICQ= 2 x 850 mA — 20 — %
OUT
f = 1 MHz VCB= 25 V — — 20 pF
Vision Carrier−8dBref
Sound Carrier−7dBref
Sideband Carrier−16 d B r ef
** CMD: Cr os s M odulat ion Distor t ion of the V oltage V aria tion (%) of Sound C arrier W hen Vision Carrier is
Switched from 0 to −20 dB
Value
Min. Typ. Max.
Value
Min. Typ. Max.
Unit
Unit
2/6

TYPICAL PERFORMANCE
INTERMODULATION DISTORTION &
CROSS MODULATION DISTORTION vs
POWER OUTPU T
SD1732 (TDS595)
POWER OUTPUT vs POWER INPUT
BROADBAND POWER GAIN vs
FREQUENCY
SAFE OPERATING AREA
THERMAL RESISTANCE vs CASE
TEMPERATURE
3/6

SD1732 (TDS595)
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 : 4.7µF, 25V, Tantalum Capacitor
C7, C’7 : 10µF, 25V, Tantalum Capacitor
C8, C’8 : 22µF, 35V, Tantalum Capacitor
C11 : 4.7pf, ATC 100A
C12 : 8pF Adjustable Johanson
C14, C’14 : 22pF, ATC 100A
L1, L9, L’9: 50ΩCoaxial Wire Diameter 2.2mm, Length 29mm on
L2, L’2 : 50Ω Printed Transmission Line Length 4mm
70ΩTransmission Line
L3, L’3 : 50ΩPrinted Transmission Line Length 3mm
L4, L’4 : 50ΩPrinted Transmission Line Length 9.5mm
L5, L’5 : 39ΩPrinted Transmission Line Length 7mm
L6, L’6 : 39ΩPrinted Transmission Line Length 15mm
L7, L’7 : 39ΩPrinted Transmission Line Length 8mm
L8, L’8 : 39ΩPrinted Transmission Line Length 10mm
R1, R’1 : 4.7Ω, 1/2W
R2, R’2 : 1207Ω, 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
4/6

SUPPLY C IRC U IT - CLASS A ADJU STABL E (p er side)
SD1732 (TDS595)
C1, C2, C4,
C5, C6 : 1nF LCC Chip + 10nF LCC Chip
C3 : 100µF Sprague
C7 : 10µF Sprague
D1 : 1N 4001
L1, L2 : 5 Turns, 0.5mmWire on 3mm Internal Diameter
PHOTO MA STER OF TEST CIRCU I T
P1 : 1k
R1 : 56Ω, 1/2W
R2 : 5600Ω, 1/2W
R3 : 2.2Ω,3W
R4, R5 : 56Ω,1W
T1 : BDX 54 B
Ω
5/6

SD1732 (TDS595)
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 ofpatents or other rights of third partieswhich may results from its use. No
license isgranted byimplication orotherwise under any patentor patentrights ofSGS-THOMSON Microelectronics. Specificationsmentioned
in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied.
SGS-THOMSON Microelectronicsproductsare notauthorizedforuse ascritical componentsin lifesupportdevices orsystemswithout express
written approvalof SGS-THOMSON Microelectonics.
1994 SGS-THOMSON Microelectronics- All Rights Reserved
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6/6