AVIONICS APPLICATIONS
RF & MICROWAVE TRANSISTORS
.280 4LSL (M115)
epoxy sealed
DESCRIPTION
The SD1534-01 is a gold metallized silicon, NPN
power transistor designed for applications requiring
high peak power and low duty cycles such as
IFF, DME and TACAN. The SD1534-01 is pack-
aged in the .280" input matched stripline package
resulti ng in im proved br oadband perf ormance and
a low thermal resistance.
PIN CONNECTION
BRANDING
1 534-1
OR DER COD E
SD1534-01
ABSOLUTE MAXIMUM RATINGS (T
case
= 25
°
C)
Symb ol Parameter Value Unit
V
CBO
Collector-Base Voltage 65 V
V
CES
Collector-Emitter Voltage 65 V
V
EBO
Emitter-Base Voltage 3.5 V
I
C
Device Current 5. 5 A
P
DI S S
Power Dissipation 218.7 W
T
J
Junction Temperature +200
°
C
T
STG
Storage Temperature
−
65 to +150
°
C
R
TH(j-c)
Junction-Case Thermal Resistance 0. 8 °C/W
SD1534-01
1. Collector 3. Emitter
2. Base 4. Base
THERMAL DATA
November 1992
.DESIGNED FOR HIGH POWER PULSED
IFF, DME, TACAN APPLICATIONS
.80 WATTS (typ.) IFF 1030 - 1090 MHz
.75 WATTS (min.) DME 1025 - 1150 MHz
.50 WATTS (typ.) TACAN 960 - 1215 MHz
.8.0 dB MIN. GAIN
.REFRACTORY GOLD METALLIZATION
.EMITTER BALLASTING AND LOW
THERMAL RESISTANCE FOR
RELIABILITY AND RUGGEDNESS
.INFINITE LOAD VSWR CAPABILITY AT
SPECIFIED OPERATING CONDITIONS
.INPUT MATCHED, COMMON BASE
CONFIGURATION
1/3