The document provides information on the AOT418L/AOB418L 100V N-Channel MOSFET. Key details include: - It has an on-resistance of less than 10mΩ at a gate-source voltage of 10V and can handle over 100A of drain current. - It uses SDMOS trench technology for high efficiency with controlled switching behavior, making it suitable for applications like PWM and load switching. - Electrical characteristics include maximum ratings of 100V for drain-source voltage and 105A for drain current at 25°C.

1. AOT418L/AOB418L
100V N-Channel MOSFET
SDMOS TM
General Description Product Summary
VDS
ID (at VGS=10V) 105A
RDS(ON) (at VGS=10V) < 10mΩ
RDS(ON) (at VGS = 7V) < 12mΩ
100% UIS Tested
100% Rg Tested
Symbol
VDS
VGS
IDM
IAS, IAR
EAS, EAR
TJ, TSTG
Symbol
t ≤ 10s
Steady-State
Steady-State RθJC
280Pulsed Drain Current C
Continuous Drain
Current G
Parameter Typ Max
TC=25°C
2.1
167TC=100°C
Junction and Storage Temperature Range -55 to 175 °C
Thermal Characteristics
Units
Maximum Junction-to-Ambient A
°C/W
RθJA
11
47
15
V±25Gate-Source Voltage
Drain-Source Voltage 100
The AOT418L/AOB418L is fabricated with SDMOSTM
trench technology that combines excellent RDS(ON) with low
gate charge and low Qrr.The result is outstanding
efficiency with controlled switching behavior. This
universal technology is well suited for PWM, load
switching and general purpose applications.
V
Maximum UnitsParameter
Absolute Maximum Ratings TA=25°C unless otherwise noted
100V
Avalanche energy L=0.1mH C
mJ
Avalanche Current C
7.5
Continuous Drain
Current
180
9.5
A60
A
TA=25°C
IDSM A
TA=70°C
ID
105
82
TC=25°C
TC=100°C
Power Dissipation B PD W
Power Dissipation A PDSM W
TA=70°C
333
1.3
TA=25°C
Maximum Junction-to-Case °C/W
°C/WMaximum Junction-to-Ambient A D
0.36
60
0.45
G
D
S
TO220
Top View Bottom View
G
G
S
DD
S
D
D
TO-263
D2
PAK
Top View Bottom View
D
D
S
G
G
S
Rev0: May 2010 www.aosmd.com Page 1 of 7

2. AOT418L/AOB418L
Symbol Min Typ Max Units
BVDSS 100 V
VDS=100V, VGS=0V 10
TJ=55°C 50
IGSS 100 nA
VGS(th) Gate Threshold Voltage 2.6 3.3 3.9 V
ID(ON) 280 A
8.2 10
TJ=125°C 15 18
9.1 12 mΩ
7.9 9.7 mΩ
8.8 11.7 mΩ
gFS 50 S
VSD 0.67 1 V
IS 105 A
Ciss 3460 4334 5200 pF
Coss 265 382 500 pF
Crss 78 131 185 pF
Rg 0.2 0.45 0.7 Ω
Qg(10V) 55 69 83 nC
Qgs 16 20 24 nC
Qgd 13 22 31 nC
tD(on) 21 ns
tr 15 ns
tD(off) 38 ns
tf 12 ns
trr 19 27 35 ns
Qrr 90 129 170 nC
THIS PRODUCT HAS BEEN DESIGNED AND QUALIFIED FOR THE CONSUMER MARKET. APPLICATIONS OR USES AS CRITICAL
COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS ARE NOT AUTHORIZED. AOS DOES NOT ASSUME ANY LIABILITY ARISING
OUT OF SUCH APPLICATIONS OR USES OF ITS PRODUCTS. AOS RESERVES THE RIGHT TO IMPROVE PRODUCT DESIGN,
FUNCTIONS AND RELIABILITY WITHOUT NOTICE.
Body Diode Reverse Recovery Charge IF=20A, dI/dt=500A/µs
Maximum Body-Diode Continuous CurrentG
Input Capacitance
Output Capacitance
Turn-On DelayTime
DYNAMIC PARAMETERS
Turn-On Rise Time
Turn-Off DelayTime
VGS=10V, VDS=50V, RL=2.5Ω,
RGEN=3Ω
Gate resistance VGS=0V, VDS=0V, f=1MHz
Turn-Off Fall Time
Total Gate Charge
VGS=10V, VDS=50V, ID=20AGate Source Charge
Gate Drain Charge
mΩ
TO220
IS=1A,VGS=0V
VDS=5V, ID=20A
VGS=7V, ID=20A
TO220
VGS=10V, ID=20A
TO263
VGS=7V, ID=20A
TO263
Forward Transconductance
Diode Forward Voltage
RDS(ON) Static Drain-Source On-Resistance
IDSS µA
VDS=VGS ID=250µA
VDS=0V, VGS= ±25V
Zero Gate Voltage Drain Current
Gate-Body leakage current
Electrical Characteristics (TJ=25°C unless otherwise noted)
STATIC PARAMETERS
Parameter Conditions
Body Diode Reverse Recovery Time
Drain-Source Breakdown Voltage
On state drain current
ID=250µA, VGS=0V
VGS=10V, VDS=5V
VGS=10V, ID=20A
Reverse Transfer Capacitance
IF=20A, dI/dt=500A/µs
VGS=0V, VDS=50V, f=1MHz
SWITCHING PARAMETERS
A. The value of RθJA is measured with the device mounted on 1in2
FR-4 board with 2oz. Copper, in a still air environment with TA =25°C. The
Power dissipation PDSM is based on R θJA and the maximum allowed junction temperature of 150°C. The value in any given application depends
on the user's specific board design, and the maximum temperature of 175°C may be used if the PCB allows it.
B. The power dissipation PD is based on TJ(MAX)=175°C, using junction-to-case thermal resistance, and is more useful in setting the upper
dissipation limit for cases where additional heatsinking is used.
C. Repetitive rating, pulse width limited by junction temperature TJ(MAX)=175°C. Ratings are based on low frequency and duty cycles to keep initial
TJ =25°C.
D. The RθJA is the sum of the thermal impedence from junction to case RθJC and case to ambient.
E. The static characteristics in Figures 1 to 6 are obtained using <300µs pulses, duty cycle 0.5% max.
F. These curves are based on the junction-to-case thermal impedence which is measured with the device mounted to a large heatsink, assuming
a maximum junction temperature of TJ(MAX)=175°C. The SOA curve provides a single pulse rating.
G. The maximum current rating is package limited.
H. These tests are performed with the device mounted on 1 in2
FR-4 board with 2oz. Copper, in a still air environment with TA=25°C.
Rev0: May 2010 www.aosmd.com Page 2 of 7

3. AOT418L/AOB418L
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
17
5
2
10
0
18
40
0
20
40
60
80
100
2 3 4 5 6 7
VGS(Volts)
Figure 2: Transfer Characteristics (Note E)
ID(A)
4
6
8
10
12
0 5 10 15 20 25 30
ID (A)
Figure 3: On-Resistance vs. Drain Current and
Gate Voltage (Note E)
RDS(ON)(mΩ)
1.0E-05
1.0E-04
1.0E-03
1.0E-02
1.0E-01
1.0E+00
1.0E+01
1.0E+02
0.0 0.2 0.4 0.6 0.8 1.0
VSD (Volts)
Figure 6: Body-Diode Characteristics (Note E)
IS(A)
25°C
125°C
0.8
1
1.2
1.4
1.6
1.8
2
2.2
2.4
0 25 50 75 100 125 150 175 200
Temperature (°C)
Figure 4: On-Resistance vs. Junction
Temperature (Note E)
NormalizedOn-Resistance
VGS=7V
ID=20A
VGS=10V
ID=20A
5
8
11
14
17
20
4 5 6 7 8 9 10
VGS (Volts)
Figure 5: On-Resistance vs. Gate-Source Voltage
(Note E)
RDS(ON)(mΩ)
25°C
125°C
VDS=5V
VGS=7V
VGS=10V
ID=20A
25°C
125°C
0
20
40
60
80
100
0 1 2 3 4 5
VDS (Volts)
Fig 1: On-Region Characteristics (Note E)
ID(A)
VGS=4.5V
5V
6V
7V
10V
5.5V
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4. AOT418L/AOB418L
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
17
5
2
10
0
18
40
0
2
4
6
8
10
0 10 20 30 40 50 60 70
Qg (nC)
Figure 7: Gate-Charge Characteristics
VGS(Volts)
0
1000
2000
3000
4000
5000
6000
7000
0 20 40 60 80 100
VDS (Volts)
Figure 8: Capacitance Characteristics
Capacitance(pF)
Ciss
0
1000
2000
3000
4000
5000
1E-05 0.0001 0.001 0.01 0.1 1 10
Pulse Width (s)
Figure 10: Single Pulse Power Rating Junction-to-
Case (Note F)
Power(W)
0.001
0.01
0.1
1
10
0.000001 0.00001 0.0001 0.001 0.01 0.1 1 10
Pulse Width (s)
Figure 11: Normalized Maximum Transient Thermal Impedance (Note F)
ZθJCNormalizedTransient
ThermalResistance
Coss
Crss
VDS=50V
ID=20A
Single Pulse
D=Ton/T
TJ,PK=TC+PDM.ZθJC.RθJC
Ton
T
PD
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
TJ(Max)=175°C
TC=25°C
10µs
0.0
0.1
1.0
10.0
100.0
1000.0
0.01 0.1 1 10 100 1000
VDS (Volts)
ID(Amps)
Figure 9: Maximum Forward Biased
Safe Operating Area (Note F)
10µs
10ms
1ms
DC
RDS(ON)
limited
TJ(Max)=175°C
TC=25°C
100µs
RθJC=0.45°C/W
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5. AOT418L/AOB418L
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
17
5
2
10
0
18
40
0.001
0.01
0.1
1
10
0.01 0.1 1 10 100 1000
Pulse Width (s)
Figure 16: Normalized Maximum Transient Thermal Impedance (Note H)
ZθJANormalizedTransient
ThermalResistance
Single Pulse
D=Ton/T
TJ,PK=TA+PDM.ZθJA.RθJA
Ton
T
PD
0
50
100
150
200
250
300
350
0 25 50 75 100 125 150 175
TCASE (°C)
Figure 13: Power De-rating (Note F)
PowerDissipation(W)
0
20
40
60
80
100
120
0 25 50 75 100 125 150 175
TCASE (°C)
Figure 14: Current De-rating (Note F)
CurrentratingID(A)
1
10
100
1000
0.01 1 100 10000
Pulse Width (s)
Figure 15: Single Pulse Power Rating Junction-to-
Ambient (Note H)
Power(W)
TA=25°C
RθJA=60°C/W
10
100
1000
1 10 100 1000
Time in avalanche, tA (µs)
Figure 12: Single Pulse Avalanche capability
(Note C)
IAR(A)PeakAvalancheCurrent
TA=25°C
TA=150°C
TA=100°C
TA=125°C
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
Rev0: May 2010 www.aosmd.com Page 5 of 7

6. AOT418L/AOB418L
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
0
40
80
120
160
200
240
0 5 10 15 20 25 30
IS (A)
Figure 17: Diode Reverse Recovery Charge and
Peak Current vs. Conduction Current
Qrr(nC)
0
10
20
30
40
50
Irm(A)
di/dt=800A/µs
125ºC
125ºC
25ºC
25ºC
Qrr
Irm
0
50
100
150
200
250
0 200 400 600 800 1000
di/dt (A/µs)
Figure 19: Diode Reverse Recovery Charge and
Peak Current vs. di/dt
Qrr(nC)
0
5
10
15
20
25
30
35
40
Irm(A)
125º
125º
25ºC
25ºC
Is=20A
Qrr
Irm
5
10
15
20
25
30
35
0 5 10 15 20 25 30
IS (A)
Figure 18: Diode Reverse Recovery Time and
Softness Factor vs. Conduction Current
trr(ns)
0
0.5
1
1.5
2
2.5
3
S
di/dt=800A/µs
125ºC
125ºC
25ºC
25ºC
trr
S
0
5
10
15
20
25
30
35
40
45
50
0 200 400 600 800 1000
di/dt (A/µs)
Figure 20: Diode Reverse Recovery Time and
Softness Factor vs. di/dt
trr(ns)
0
0.5
1
1.5
2
2.5
S
125ºC
25ºC
25ºC
125ºC
Is=20A
trr
S
Rev0: May 2010 www.aosmd.com Page 6 of 7

7. AOT418L/AOB418L
-
+
VDC
Ig
Vds
DUT
-
+
VDC
Vgs
Vgs
10V
Qg
Qgs Qgd
Charge
Gate Charge Test Circuit & Waveform
-
+
VDC
DUT VddVgs
Vds
Vgs
RL
Rg
Vgs
Vds
10%
90%
Resistive Switching Test Circuit & Waveforms
t trd(on)
ton
td(off) tf
toff
VddVgs
Id
Vgs
Rg
DUT
-
+
VDC
L
Vgs
Vds
Id
Vgs
BV
I
Unclamped Inductive Switching (UIS) Test Circuit & Waveforms
Ig
Vgs
-
+
VDC
DUT
L
Vds
Vgs
Vds
Isd
Isd
Diode Recovery Test Circuit & Waveforms
Vds -
Vds +
I F
AR
DSS
2
E = 1/2 LI
dI/dt
I RM
rr
Vdd
Vdd
Q = - Idt
ARAR
trr
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