SD1448 Datasheet, PDF (1/6 Pages) STMicroelectronics – RF & MICROWAVE TRANSISTORS UHF TV/LINEAR APPLICATIONS

SD1448 (TCC598)
RF & MICROWAVE TRANSISTORS
UHF TV/LINEAR APPLICATIONS
......860 MHz
25 VOLTS
COMMON EMITTER
GOLD METALLIZATION
CLASS A LINEAR OPERATION
P_OUT = 4.0 W MIN. WITH 7.0 dB GAIN
.280 4L STUD (M122)
epoxy sealed
ORDER CODE
SD1448
B RA ND IN G
TCC598
PIN CONNECTION
DESCRIPTION
The SD1448 is a silicon NPN bipolar device spe-
cifically designed for high linearity applications in
the UHF frequency range including TV Bands IV
and V.
Gold metallization and emitter ballasting assure
high reliability under Class A linear amplifier oper-
ation.
ABSOLUTE MAXIMUM RATINGS (Tcase = 25^°C)
Symb ol
Parameter
VCBO
Collector-Base Voltage
V_CEO
Collector-Emitter Voltage
V_EBO
Emitter-Base Voltage
IC
Device Current
PDISS
Power Dissipation
T_J
T_STG
Junction Temperature
Storage Temperature
THERMAL DATA
RTH(j-c) Junction-Case Thermal Resistance
November 1992
1. Collector
2. Emitter
3. Base
4. Emitter
Value
Unit
45
V
25
V
4
V
1.6
A
31.8
W
+200
°_C
− 65 to +150
°_C
5.5
°C/W
1/6