BUZ80A
N - CHANNEL 800V - 2.5Ω - 3.8A - TO-220
FAST POWER MOS TRANSISTOR
n TYPICAL R
DS(on)
= 2.5 Ω
n ± 30V GATE TO SOURCE VOLTAGE RATING
n 100% AVALANCHE TESTED
n REPETITIVE AVALANCHE DATA AT 100
o
C
n LOW INTRINSIC CAPACITANCES
n GATE CHARGE MINIMIZED
n REDUCED THRESHOLD VOLTAGE SPREAD
APPLICATIONS
n HIGH CURRENT, HIGH SPEED SWITCHING
n SWITCH MODE POWER SUPPLIES (SMPS)
n DC-AC CONVERTERS FOR WELDING
EQUIPMENT AND UNINTERRUPTIBLE
POWER SUPPLIES AND MOTOR DRIVE

INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
BUZ80A
V
DS
Drain-source Voltage (V
GS
=0) 800 V
V
DGR Drain- gate Voltage (RGS =20kΩ)
800 V
V
GS
Gate-source Voltage ± 20 V
I
D
Drain Current (continuous) at T
c
=25
o
C3.A
Drain Current (continuous) at T
c
=100
o
C23
DM
(•) Drain Current (pulsed) 15 A
P
tot
Total Dissipation at T
c
=25
o
C10W
Derating Factor 0.8 W/
o
C
V
ISO
Insulation Withstand Voltage (DC)  V
T
stg
Storage Temperature -65 to 150
o
C
T
j
Max. Operating Junction Temperature 150
o
C
(•) Pulse width limited by safe operating area
TYPE V
DSS
R
DS(on)
I
D
BUZ80A 800 V < 3 Ω 3.8 A
November 1998
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TO-220
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