AO3442
LOW VOLTAGE MOSFET (N-CHANNEL)
FEATURES
Low on-resistance:VDS=100V,RDS(ON)≤630mΩ@VGS=10V,ID=1A
For boost converters and synchronous rectifiers applications
For power supplies and LED backlighting applications
Surface Mount device
SOT-23
MECHANICAL DATA
Case: SOT-23
Case Material: Molded Plastic. UL flammability
Classification Rating: 94V-0
Weight: 0.008 grams (approximate)
MAXIMUM RATINGS (TA = 25°C unless otherwise noted)
Parameter
Drain-source voltage
Symbol
VDS
VGS
ID
Value
100
±20
1
0.8
Unit
V
Gate-source voltage
V
A
A
TA=25°C
TA=70°C
Continuous drain current
ID
Pulsed drain current
IDM
4
A
*
TA=25°C
PD
PD
1.4
0.9
125
150
-55 ~+150
W
W
°C/W
°C
°C
Power dissipation
TA=70°C
Thermal resistance from Junction to ambient
Junction temperature
RθJA
TJ
Storage temperature
TSTG
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
Parameter
Symbol Min Typ Max Unit
Conditions
VGS=0V, ID=250uA
uA VDS=100V,
100
V
Drain-Source breakdown voltage
Zero gate voltage drain current
Gate-body leakage current
Gate-threshold voltage
V(BR)DSS*
IDSS
IGSS
*
*
1
GS
V =0V
±100 nA
VDS=0V,
GS
V =±20V
VGS(th)
*
1.7
2.3
514
983 1200
554
2.9
630
V
mΩ
mΩ
mΩ
A
V =V , I =250μA
DS
GS
D
VGS=10V, ID=1A
VGS=10V, ID=1A,TJ=125°C
Drain-source on-resistance
RDS(ON)
*
720
7.5
GS
D
V =4.5V, I =0.8A
ID(ON)
gFS
Rg
*
4
VDS=5V, VGS=10V
VDS=5V, ID=1A
VGS=0V, VDS=0V, f=1MHz
On-State Drain Current
Forward transconductance
Gate resistance
2.8
5
S
Ω
2.5
Ciss
Coss
Crss
td(on)
tr
100
13
5
5
4
pF
pF
pF
nS
Input capacitance
Output capacitance
Reverse transfer capacitance
Turn-on delay time
Turn-on rise time
VDS=50V, VGS=0V, f=1MHz
nS VDS=50V, VGS=10V,
RGEN=3Ω, RL=50Ω
td(off)
tf
Qg
Qgs
Qgd
VSD
IS
12
5
2.8
0.4
0.8
0.9
nS
nS
nC
nC
nC
V
Turn-off delay time
Turn-off fall time
Total gate charge
Gate-source charge
6
VDS=50V,VGS=10V,ID=1A
Gate-drain charge
1.2
1
Diode forward voltage
Diode forward current
Body Diode Reverse Recovery Time
Body Diode Reverse Recovery Charge
IS=1A, VGS=0V
A
trr
Qrr
52
60
nS IF=5.6A, dI/dt=100A/us
nC IF=5.6A, dI/dt=100A/us
*Pulse test ; Pulse width ≤300µs, Duty cycle ≤ 0.5% .
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