BUL85D
MEDIUM VOLTAGE FAST-SWITCHING
NPN POWER TRANSISTOR
a73 INTEGRATED ANTIPARALLEL
COLLECTOR-EMITTER DIODE
a73 LOW SPREAD OF DYNAMIC PARAMETERS
a73 MINIMUM LOT-TO-LOT SPREAD FOR
RELIABLE OPERATION
a73 VERY HIGH SWITCHING SPEED
a73 HIGH RUGGEDNESS
APPLICATIONS
a73 110V AC ELECTRONIC TRANSFORMERS
FOR HALOGEN LAMPS UP TO 100 W
a73 SWITCH MODE POWER SUPPLIES
DESCRIPTION
The BUL85D is manufactured using Multi
Epitaxial Planar technology for high switching
speeds and medium voltage capability.
The BUL85D is designed for use in 110V AC
electronic transformers for halogen lamps.
INTERNAL SCHEMATIC DIAGRAM
January 2002
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
CES
Collector-Emitter Voltage (V
BE
= 0) 500 V
V
CEO
Collector-Emitter Voltage (I
B
= 0) 250 V
V
EBO
Emitter-Base Voltage
(I
C
= 0, I
B
< 2.5 A, t
p
< 10µs, T
J
< 150
o
C)
V
(BR)EBO
V
I
C
Collector Current 8 A
I
CM
Collector Peak Current (t
p
< 5 ms) 15 A
IB Base Current 4 A
I
BM
Base Peak Current (t
p
< 5 ms) 8 A
P
tot
Total Dissipation at Tc = 25
o
C80W
T
stg
Storage Temperature -65 to 150
o
C
Tj Max. Operating Junction Temperature 150
o
C
1
2
3
TO-220
®
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