PD- 91900A
SMPS MOSFET
IRF840A
HEXFET
®
Power MOSFET
Applications
l
Switch Mode Power Supply ( SMPS )
l
Uninterruptable Power Supply
l
High speed power switching
Benefits
l
Low Gate Charge Qg results in Simple
Drive Requirement
l
Improved Gate, Avalanche and dynamic
dv/dt Ruggedness
l
Fully Characterized Capacitance and
Avalanche Voltage and Current
l
Effective Coss Specified (See AN1001)
V
DSS
500V
Rds(on) max
0.85Ω
I
D
8.0A
TO-220AB
G DS
Absolute Maximum Ratings
Parameter
I
D
@ T
C
= 25°C
I
D
@ T
C
= 100°C
I
DM
P
D
@T
C
= 25°C
V
GS
dv/dt
T
J
T
STG
Continuous Drain Current, V
GS
@ 10V
Continuous Drain Current, V
GS
@ 10V
Pulsed Drain Current
Power Dissipation
Linear Derating Factor
Gate-to-Source Voltage
Peak Diode Recovery dv/dt
Operating Junction and
Storage Temperature Range
Soldering Temperature, for 10 seconds
Mounting torqe, 6-32 or M3 screw
Max.
8.0
5.1
32
125
1.0
± 30
5.0
-55 to + 150
300 (1.6mm from case )
10 lbf•in (1.1N•m)
Units
A
W
W/°C
V
V/ns
°C
Typical SMPS Topologies:
l
l
l
Two Transistor Forward
Haft Bridge
Full Bridge
1
7/7/99
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