SD1538-02
RF & MICROWAVE TRANSISTORS
AVIONICS APPLICATIONS
.
.
.
.
.
.
.
.
.
DESIGNED FOR HIGH POWER PULSED
IFF, DME, TACAN APPLICATIONS
200 WATTS (typ.) IFF 1030 - 1090 MHz
150 WATTS (min.) DME 1025 - 1150 MHz
140 WATTS (typ.) TACAN 960 - 1215 MHz
7.8 dB MIN. GAIN
REFRACTORY GOLD METALLIZATION
EMITTER BALLASTING AND LOW
THERMAL RESISTANCE FOR
RELIABILITY AND RUGGEDNESS
30:1 LOAD VSWR CAPABILITY AT
SPECIFIED OPERATING CONDITIONS
INPUT/OUTPUT MATCHED, COMMON
BASE CONFIGURATION
.400 SQ. 2LFL (M103)
epoxy sealed
ORDER CODE
SD1538-02
BRANDING
SD1538-2
PIN CONNECTION
DESCRIPTION
The SD1538-02 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 SD1538-02 is pack-
aged in a metal/ceramic package with internal
input/output matching resulting in improved broad-
band performance and a low thermal resistance.
ABSOLUTE MAXIMUM RATINGS
(T
case
=
25
擄
C)
Symbol
Parameter
Value
Unit
1. Collector
2. Base
3. Emitter
4. Base
V
CBO
V
CES
V
EBO
I
C
P
DISS
T
J
T
STG
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Device Current
Power Dissipation
Junction Temperature
Storage Temperature
65
65
3.5
11.0
583
+200
鈭?/div>
65 to +150
V
V
V
A
W
擄
C
擄
C
THERMAL DATA
R
TH(j-c)
Junction-Case Thermal Resistance
November 1992
0.30
擄C/W
1/5
next