PD - 94538B
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
IRLR7821
IRLU7821
®
Qg
10nC
V
DSS
R
DS(on)
max
30V
10m
:
D-Pak
IRLR7821
I-Pak
IRLU7821
Absolute Maximum Ratings
Parameter
V
DS
V
GS
I
D
@ T
C
= 25°C
I
D
@ T
C
= 100°C
I
DM
P
D
@T
C
= 25°C
P
D
@T
C
= 100°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
± 20
65
Units
V
g
Maximum Power Dissipation
g
Maximum Power Dissipation
Linear Derating Factor
Operating Junction and
Storage Temperature Range
f
47
f
260
75
37.5
A
W
W/°C
°C
0.50
-55 to + 175
Thermal Resistance
Parameter
R
θJC
R
θJA
R
θJA
Junction-to-Case
Junction-to-Ambient (PCB Mount)
Junction-to-Ambient
Typ.
Max.
2.0
50
110
Units
°C/W
gÃ
–––
–––
–––
Notes
through
are on page 11
www.irf.com
1
4/5/04
IRF [ INTERNATIONAL RECTIFIER ]
