SD1459
RF & MICROWAVE TRANSISTORS
TV/LINEAR APPLICATIONS
.
.
.
.
.
.
.
170 - 230 MHz
28 VOLTS
COMMON EMITTER
GOLD METALLIZATION
HIGH SATURATED POWER CAPABILITY
DIFFUSED EMITTER BALLAST
RESISTORS
P
OUT
=
20 W MIN. WITH 7.5 dB GAIN
.500 Dia .550 4L STUD (M164)
epoxy sealed
ORDER CODE
SD1459
BRANDING
SD1459
PIN CONNECTION
DESCRIPTION
The SD1459 is a gold metallized epitaxial silicon
NPN planar transistor using diffused emitter ballast
resistors for high linearity Class A operation in
VHF and Band III television transmitters and trans-
posers.
ABSOLUTE MAXIMUM RATINGS
(T
case
=
25
擄
C)
Symbol
Parameter
Value
Unit
1. Collector
2. Emitter
3. Base
4. Emitter
V
CBO
V
CEO
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
60
30
4.0
16
150
+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
September 9, 1993
1.2
擄C/W
1/5
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