AO4470
AO4470 is N-Channel MOSFET manufactured by Alpha & Omega Semiconductors.
Description
.. provide
Features
VDS (V) = 30V ID = 18A RDS(ON) < 5.5mΩ RDS(ON) < 6.2mΩ (V GS = 10V) (VGS = 10V) (VGS = 4.5V)
The AO4470 uses advanced trench technology to excellent RDS(ON), shoot-through immunity, body diode characteristics and ultra-low gate resistance. This device is ideally suited for use as a low side switch in Notebook CPU core power conversion. Standard product AO4470 is Pb-free (meets ROHS & Sony 259 specifications). AO4470L is a Green Product ordering option. AO4470 and AO4470L are electrically identical.
D S S S G D D D D
SOIC-8
Absolute Maximum Ratings TA=25°C unless otherwise noted Parameter Symbol VDS Drain-Source Voltage VGS Gate-Source Voltage Continuous Drain Current A Pulsed Drain Current Power Dissipation
Maximum 30 ±12 18 15 80 3 2.1 -55 to 150
Units V V A
TA=25°C TA=70°C TA=25°C TA=70°C ID IDM PD TJ, TSTG
W °C
Junction and Storage Temperature Range Thermal Characteristics Parameter Maximum Junction-to-Ambient A Maximum Junction-to-Ambient A Maximum Junction-to-Lead C
Symbol t ≤ 10s Steady-State Steady-State RθJA RθJL
Typ 31 59 16
Max 40 75 24
Units °C/W °C/W °C/W
Alpha & Omega Semiconductor, Ltd.
Electrical Characteristics (TJ=25°C unless otherwise noted) Parameter Symbol STATIC PARAMETERS BVDSS Drain-Source Breakdown Voltage IDSS IGSS VGS(th) ID(ON)
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Conditions ID=250µA, VGS=0V VDS=24V, VGS=0V TJ=55°C VDS=0V, VGS= ±12V VDS=VGS ID=250µA VGS=4.5V, VDS=5V VGS=10V, ID=18A TJ=125°C VGS=4.5V, ID=15A VDS=5V, ID=18A
Min 30
Typ 34 0.005
Max
Units V
Zero Gate Voltage Drain Current Gate-Body leakage current Gate Threshold Voltage On state drain current Static Drain-Source On-Resistance Forward Transconductance
1 5 100
µA n A V A
0.8 80
1.12 4.2 6.4 4.9 102 0.64
1.5 5.5 7.4 6.2 1 4.5
RDS(ON) g FS VSD IS mΩ mΩ S V A p F p F p F
IS=1A,VGS=0V Diode Forward Voltage Maximum Body-Diode Continuous Current
DYNAMIC PARAMETERS Ciss Input Capacitance Coss Crss Rg Output Capacitance Reverse Transfer...