SD1455 查看數據表（PDF） - STMicroelectronics
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SD1455 Datasheet PDF : 4 Pages
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SD1455
RF & MICROWAVE TRANSISTORS
TV/LINEAR APPLICATIONS
. 170 - 230 MHz
. 25 VOLTS
. IMD − 55dB
. COMMON EMITTER
. GOLD METALLIZATION
. HIGH SATURATED POWER CAPABILITY
. DIFFUSED EMITTER BALLAST
RESISTORS
. DESIGNED FOR HIGH POWER LINEAR
OPERATION
. POUT = 20 W MIN. WITH 8.0 dB GAIN
.500 4L STUD (M130)
epoxy sealed
ORDER CODE
B RA ND IN G
SD1455
SD1455
PIN CONNECTION
DESCRIPTION
The SD1455 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 (Tcase = 25°C)
Symb ol
Parameter
VCEO
Collector-Emitter Voltage
VCES
Collector-Emitter Voltage
VEBO
Emitter-Base Voltage
IC
Device Current
PDISS
Power Dissipation
TJ
TSTG
Junction Temperature
Storage Temperature
THERMAL DATA
RTH(j-c) Junction-Case Thermal Resistance
July 1993
1. Collector
2. Emitter
3. Base
4. Emitter
Value
Unit
35
V
60
V
4.0
V
8.0
A
140
W
+200
°C
− 65 to +150
°C
1.5
°C/W
1/4
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