廬
BUL903ED
HIGH VOLTAGE FAST-SWITCHING
NPN POWER TRANSISTOR
s
s
s
s
s
s
s
INTEGRATED ANTISATURATION AND
PROTECTION NETWORK
INTEGRATED ANTIPARALLEL COLLECTOR
EMITTER DIODE
HIGH VOLTAGE CAPABILITY
LOW SPREAD OF DYNAMIC PARAMETERS
MINIMUM LOT-TO-LOT SPREAD FOR
RELIABLE OPERATION
VERY HIGH SWITCHING SPEED
ARCING TEST SELF PROTECTED
TO-220
1
2
3
APPLICATIONS
s
LAMP ELECTRONIC BALLAST FOR
FLUORESCENT LIGHTING USING 277V
HALF BRIDGE CURRENT-FED
CONFIGURATION
DESCRIPTION
The BUL903ED is manufactured using high
voltage Multi Epitaxial Planar technology for high
switching speeds and high voltage capability.
The device has been designed in order to
operate without baker clamp and transil
protection. This enables saving from 2 up to 10
components in the application.
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CES
V
CEO
V
EBO
I
C
I
CM
I
B
I
BM
P
t ot
T
stg
T
j
Parameter
Collector-Emitter Voltage (V
BE
= 0)
Collector-Emitter Voltage (IB = 0)
Emitter-Base Voltage (IC = 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
Storage Temperature
Max. O perating Junction Temperature
o
Value
900
400
7
5
8
2
4
70
-65 to 150
150
Uni t
V
V
V
A
A
A
A
W
o
o
C
C
June 1998
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