廬
THD277HI
HIGH VOLTAGE FAST-SWITCHING
NPN POWER TRANSISTOR
s
s
s
STMicroelectronics PREFERRED
SALESTYPE
HIGH VOLTAGE CAPABILITY
U.L. RECOGNISED ISOWATT218 PACKAGE
(U.L. FILE # E81734 (N)).
APPLICATIONS
s
HORIZONTAL DEFLECTION FOR COLOUR
TV AND MONITORS
s
SWITCH MODE POWER SUPPLIES
DESCRIPTION
This device is manufactured using Multiepitaxial
Mesa technology for cost-effective high
performance and uses a Hollow Emitter structure
to enhance switching speeds.
The THD series are designed for use in
horizontal deflection circuits in televisions and
monitors.
3
2
1
ISOWATT218
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
CM
I
B
I
BM
P
t ot
T
stg
T
j
Parameter
Collector-Base Voltage (I
E
= 0)
Collector-Emitter Voltage (I
B
= 0)
Emitter-Base Voltage (I
C
= 0)
Collector Current
Collector Peak Current (t
p
< 5 ms)
Base Current
Base Peak Current (t
p
< 5 ms)
Total Dissipation at T
c
= 25 C
St orage Temperature
Max. Operating Junction Temperature
o
Value
1500
700
10
8
15
5
8
50
-65 to 150
150
Uni t
V
V
V
A
A
A
A
W
o
o
C
C
December 1999
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