AO4404B
30V N-Channel MOSFET
General Description
The AO4404B uses advanced trench technology to
provide excellent R
DS(ON)
, low gate charge and operation
with gate voltages as low as 2.5V. This device makes an
excellent high side switch for notebook CPU core DC-DC
conversion.
Product Summary
V
DS
I
D
(at V
GS
=10V)
R
DS(ON)
(at V
GS
=10V)
R
DS(ON)
(at V
GS
= 4.5V)
R
DS(ON)
(at V
GS
= 2.5V)
30V
8.5A
< 24mΩ
< 30mΩ
< 48mΩ
100% UIS Tested
100% R
g
Tested
SOIC-8
D
Top View
D
D
D
D
G
S
Bottom View
G
S
S
S
Absolute Maximum Ratings T
A
=25° unless otherwise noted
C
Parameter
Symbol
Drain-Source Voltage
V
DS
Gate-Source Voltage
Continuous Drain
Current
Pulsed Drain Current
Avalanche Current
C
C
C
Maximum
30
±12
8.5
7.1
60
14
10
3.1
2
-55 to 150
Units
V
V
A
A
mJ
W
°
C
V
GS
T
A
=25°
C
C
T
A
=70°
I
D
I
DM
I
AS
, I
AR
E
AS
, E
AR
P
D
T
J
, T
STG
Avalanche energy L=0.1mH
T
A
=25°
C
Power Dissipation
B
T
A
=70°
C
Junction and Storage Temperature Range
Thermal Characteristics
Parameter
Maximum Junction-to-Ambient
A
Maximum Junction-to-Ambient
A D
Maximum Junction-to-Lead
Symbol
t
≤
10s
Steady-State
Steady-State
R
θJA
R
θJL
Typ
31
59
16
Max
40
75
24
Units
°
C/W
°
C/W
°
C/W
Rev 3: Dec 2011
www.aosmd.com
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