SI2311
LOW VOLTAGE MOSFET (P-CHANNEL)
FEATURES
VDS=-8V,RDS(ON)≤45mΩ@VGS=-4.5V,ID=-3.0A
Low on-resistance
For DC to DC converter and Load switch 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
Value
-8
Unit
V
V
DS
Gate-source voltage
Continuous drain current
Pulsed drain current
Continuous Source-Drain Diode current
Power dissipation
Thermal resistance from Junction to ambient
Junction temperature
Storage temperature
VGS
ID
IDM
IS
PD
RθJA
TJ
±8
V
-3.0
-10
A
A
-0.6
0.71
175
150
A
W
°C/W
°C
°C
TSTG
-55 ~+150
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
Parameter
Drain-Source breakdown voltage
Symbo
V(BR)DSS
Min
-8
Typ
Max Unit
Conditions
VGS=0V, ID=-10μA
V
-1
-10
uA
uA
VDS=-6.4V,
VDS=-6.4V,
VGS=0V
VGS=0V,TJ=55°C
Zero gate voltage drain current
IDSS
Gate-body leakage current
Gate-threshold voltage
IGSS
VGS(th
±100
-0.8
nA VDS=0V,
V
VGS=±8V
VDS=VGS, ID=-250μA
-0.45
-6
-3
VDS≤-5V,
VDS≤-5V,
VGS=-4.5V
VGS=-2.5V
On-state Drain Current
ID(on)
36
58
96
45
72
120
VGS=-4.5V, ID=-3.5A
VGS=-2.5V, ID=-3A
VGS=-1.8V, ID=-0.7A
VDS=-5V, ID=-3.5A
mΩ
mΩ
mΩ
S
pF
pF
Drain-source on-resistance (note 1)
RDS(ON)
Forward transconductance (note 1)
Input capacitance(note 1)
Output capacitance(note 1)
Reverse transfer capacitance(note 1)
Turn-on delay time(note 1)
Turn-on rise time(note 1)
Turn-off delay time(note 1)
Turn-off fall time(note 1)
Total gate charge(note 1)
gFS
Ciss
Coss
Crss
td(on)
tr
td(off)
tf
Qg
9
970
485
160
18
45
40
VDS=-4V, VGS=0V, f=1MHz
pF
25
65
60
65
12
nS
nS
nS
nS
nC
VDD=-4V,ID=-1A,
VGEN=-4.5V,Rg=6Ω,RL=4Ω
45
8.5
1.5
2.1
Gate-source charge(note 1)
Gate-drain charge(note 1)
Diode forward voltage (note 1)
Qgs
Qgd
VSD
nC VDS=-4V,VGS=-4.5V,ID=-3.5A
nC
-1.2
V
IS=-0.8A, VGS=0V
Note:1. Pulse test ; Pulse width ≤300µs, Duty cycle ≤ 2% .
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