AO4850
Dual N-Channel Enhancement Mode Field Effect Transistor
FEATURES
VDS=75V,ID=3.1A,RDS(ON)≤130mΩ@VGS=10V
Low on-resistance and low gate charge
For synchronous rectifier applications
Surface Mount device
SOP-8
MECHANICAL DATA
Case: SOP-8
Case Material: Molded Plastic. UL flammability
Classification Rating: 94V-0
Weight: 0.3 grams (approximate)
MAXIMUM RATINGS (TA = 25°C unless otherwise noted)
Parameter
Drain-source voltage
Gate-source voltage
Symbol
10Sec
Steady state
Unit
V
V
VDS
75
±25
VGS
TA = 25°C
TA = 70°C
3.1
2.4
2.3
1.8
A
Continuous drain current
ID
A
Pulsed drain current
IDM
PD
15
A
TA = 25°C
TA = 70°C
2
1.3
1.1
0.7
W
Power dissipation
W
Avalanche Current
IAR
EAR
10
15
110
50
A
Repetitive avalanche energy 0.3mH
Thermal resistance from Junction to ambient
Thermal resistance from Junction to Lead
Junction temperature
mJ
°C/W
°C/W
°C
°C
Rθ
JA
Rθ
JL
TJ
TSTG
150
Storage temperature
-55 ~+150
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
Parameter
Symbol
V(BR)DSS*
Min
75
Typ
Max
Unit
V
μA VDS=75V,
nA
V
Conditions
VGS=0V, ID=10mA
Drain-Source breakdown voltage
Zero gate voltage drain current
Gate-body leakage current
Gate-threshold voltage
IDSS
IGSS
*
*
1
±100
3
VGS=0V
VGS=±25V
VDS=0V,
1.0
15
2.3
VGS(th)
*
VDS=VGS, ID=250μA
VDS=5V,
VGS=10V
VGS=10V, ID=3.1A,
On-State Drain Current
ID(ON)
A
105
158
126
10
130
195
165
mΩ
mΩ
mΩ
S
V
A
pF
pF
pF
Ω
Drain-source on-resistance
RDS(ON)*
VGS=10V, ID=3.1A, T =125°
C
J
VGS=4.5V, ID=2A
gFS
VSD
IS
Ciss
Coss
Crss
Rg
Forward transconductance
Diode forward voltage
Diode forward current
Input capacitance
Output capacitance
Reverse transfer capacitance
Gate resistance
VDS=5V, I =3.1A
D
0.77
1
2.5
380
IS=1A, VGS=0V
290
54
24
VDS=30V, VGS=0V, f=1MHz
VDS=0V, VGS=0V, f=1MHz
2.4
3.5
7
2.34
5.14
0.97
1.18
4
GS
DS
D
nC V =4.5V,V =30V,I =3.1A
nC
VGS=10V,VDS=30V,ID=3.1A
nC
nC
nS
Total gate charge
Qg
Gate-source charge
Gate-drain charge
Turn-on delay time
Turn-on rise time
Qgs
Qgd
td(on)
tr
VGS=10V, VDS=30V,
3.4
nS
td(off)
tf
trr
14.4
2.4
30.2
21.5
RGEN=3Ω,RL=9.7Ω
Turn-off delay time
Turn-off fall time
Body Diode Reverse Recovery Time
Body Diode Reverse Recovery Charge
nS
nS
nS
45
F
I =3.1A, dI/dt=100A/μ s
Qrr
nC I =3.1A, dI/dt=100A/μ s
F
*Pulse test ; Pulse width ≤300µs, Duty cycle ≤0.5% .
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