Philips Semiconductors Product Specification
PowerMOS transistor BUK456-800A/B
GENERAL DESCRIPTION QUICK REFERENCE DATA
N-channel enhancement mode SYMBOL PARAMETER MAX. MAX. UNIT
field-effect power transistor in a
plastic envelope. BUK456 -800A -800B
The device is intended for use in V
DS
Drain-source voltage 800 800 V
Switched Mode Power Supplies I
D
Drain current (DC) 4 3.5 A
(SMPS), motor control, welding, P
tot
Total power dissipation 125 125 W
DC/DC and AC/DC converters, and R
DS(ON)
Drain-source on-state 3 4 Ω
in general purpose switching resistance
applications.
PINNING - TO220AB PIN CONFIGURATION SYMBOL
PIN DESCRIPTION
1 gate
2 drain
3 source
tab drain
LIMITING VALUES
Limiting values in accordance with the Absolute Maximum System (IEC 134)
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
V
DS
Drain-source voltage - - 800 V
V
DGR
Drain-gate voltage R
GS
= 20 kΩ - 800 V
±V
GS
Gate-source voltage - - 30 V
-800A -800B
I
D
Drain current (DC) T
mb
= 25 ˚C - 4.0 3.5 A
I
D
Drain current (DC) T
mb
= 100 ˚C - 2.5 2.2 A
I
DM
Drain current (pulse peak value) T
mb
= 25 ˚C - 16 14 A
P
tot
Total power dissipation T
mb
= 25 ˚C - 125 W
T
stg
Storage temperature - - 55 150 ˚C
T
j
Junction Temperature - - 150 ˚C
THERMAL RESISTANCES
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
R
th j-mb
Thermal resistance junction to - - 1.0 K/W
mounting base
R
th j-a
Thermal resistance junction to - 60 - K/W
ambient
123
tab
d
g
s
May 1995 1 Rev 1.200