廬
BUW48
BUW49
HIGH POWER NPN SILICON TRANSISTORS
s
s
s
s
s
STMicroelectronics PREFERRED
SALESTYPES
NPN TRANSISTOR
HIGH CURRENT CAPABILITY
FAST SWITCHING SPEED
VERY LOW SATURATION VOLTAGE AND
HIGH GAIN
3
2
1
APPLICATION
s
SWITCHING REGULATORS
s
MOTOR CONTROL
s
HIGH FREQUENCY AND EFFICENCY
CONVERTERS
DESCRIPTION
The BUW48 and BUW49 are Multi-Epitaxial
Planar NPN transistor in TO-218 plastic package.
They are intented for use in high frequency and
efficiency converters such us motor controllers
and industrial equipment.
TO-218
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CEV
V
CEO
V
EBO
I
C
I
CM
I
B
I
BM
P
tot
T
stg
T
j
Parameter
BUW48
Collector-Emitter Voltage (V
BE
= -1.5 V)
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
Storage Temperature
Max. Operating Junction Temperature
o
Value
BUW49
160
80
7
30
45
8
12
150
-65 to 175
175
40
6
10
120
60
Unit
V
V
V
A
A
A
A
W
o
o
C
C
October 2003
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