SD1492
RF & MICROWAVE TRANSISTORS
TV/LINEAR APPLICATIONS
.
.
.
.
.
.
.
.
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470 - 860 MHz
28 VOLTS
CLASS AB PUSH PULL
DESIGNED FOR HIGH POWER
CAPABILITY
GOLD METALLIZATION
DIFFUSED EMITTER BALLAST
RESISTORS
COMMON EMITTER CONFIGURATION
INTERNAL INPUT MATCHING
P
OUT
=
150 W MIN. WITH 6.5 dB GAIN
2 x .437 x .450 2LFL (M175)
epoxy sealed
ORDER CODE
SD1492
BRANDING
SD1492
PIN CONNECTION
DESCRIPTION
The SD1492 is a gold metallized epitaxial silicon
NPN planar transistor using diffused emitter ballast
resistors for high linearity Class AB operation in
UHF and Band IV, V television transmitters and
transposers.
ABSOLUTE MAXIMUM RATINGS
(T
case
=
25
擄
C)
Symbol
Parameter
Value
Unit
1. Collector
2. Base
3. 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
3.0
25
318
+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
0.55
擄C/W
November 1992
1/7
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