®
BUL38D
HIGH VOLTAGE FAST-SWITCHING
NPN POWER TRANSISTOR
s
s
s
s
s
s
s
s
s
STMicroelectronics PREFERRED
SALESTYPE
HIGH VOLTAGE CAPABILITY
LOW SPREAD OF DYNAMIC PARAMETERS
MINIMUM LOT-TO-LOT SPREAD FOR
RELIABLE OPERATION
LOW BASE-DRIVE REQUIREMENTS
VERY HIGH SWITCHING SPEED
FULLY CHARACTERISED AT 125
o
C
HIGH RUGGEDNESS
INTEGRATED ANTIPARALLEL
COLLECTOR-EMITTER DIODE
3
1
2
TO-220
APPLICATIONS
s
ELECTRONIC TRANSFORMERS FOR
HALOGEN LAMPS
s
SWITCH MODE POWER SUPPLIES
DESCRIPTION
The BUL38D is manufactured using high voltage
Multi Epitaxial Planar technology for high
switching speeds and high voltage withstand
capability.
The BUL series is designed for use in lighting
applications and low cost switch-mode power
supplies.
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CES
V
CEO
V
EBO
I
C
I
CM
I
B
I
BM
P
tot
T
stg
T
j
Parameter
Collector-Emitter Voltage (V
BE
= 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 Tc = 25 C
Storage Temperature
Max. Operating Junction Temperature
o
Value
800
450
9
5
10
2
4
80
-65 to 150
150
Unit
V
V
V
V
A
A
A
W
o
o
C
C
February 2003
1/7
STMICROELECTRONICS [ STMICROELECTRONICS ]
