PD - 94638A
HEXFET Power MOSFET
Applications
l
High Frequency Synchronous Buck
Converters for Computer Processor Power
l
High Frequency Isolated DC-DC
Converters with Synchronous Rectification
for Telecom and Industrial Use
Benefits
l
Very Low RDS(on) at 4.5V V
GS
l
Ultra-Low Gate Impedance
l
Fully Characterized Avalanche Voltage
and Current
IRLR7843
IRLU7843
廬
Qg
34nC
V
DSS
30V
R
DS(on)
max
3.3m
:
D-Pak
IRLR7843
I-Pak
IRLU7843
Absolute Maximum Ratings
Parameter
V
DS
V
GS
I
D
@ T
C
= 25擄C
I
D
@ T
C
= 100擄C
I
DM
P
D
@T
C
= 25擄C
P
D
@T
C
= 100擄C
T
J
T
STG
Drain-to-Source Voltage
Gate-to-Source Voltage
Continuous Drain Current, V
GS
@ 10V
Continuous Drain Current, V
GS
@ 10V
Pulsed Drain Current
Max.
30
鹵 20
161
620
140
71
0.95
-55 to + 175
300 (1.6mm from case)
Units
V
g
Maximum Power Dissipation
g
Maximum Power Dissipation
聶
f
113
f
A
W
W/擄C
擄C
Linear Derating Factor
Operating Junction and
Storage Temperature Range
Soldering Temperature, for 10 seconds
Thermal Resistance
Parameter
R
胃JC
R
胃JA
R
胃JA
Junction-to-Case
Junction-to-Ambient (PCB Mount)
Junction-to-Ambient
Typ.
Max.
1.05
50
110
Units
擄C/W
g脙
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Notes
聛
through
聟
are on page 11
www.irf.com
1
12/30/03
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