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SI9426 Datasheet(PDF) 2 Page - Fairchild Semiconductor

Part # SI9426
Description  Single N-Channel, 2.5V Specified MOSFET
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Manufacturer  FAIRCHILD [Fairchild Semiconductor]
Direct Link  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

SI9426 Datasheet(HTML) 2 Page - Fairchild Semiconductor

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SI9426DY Rev A (W)
Electrical Characteristics
T
A
= 25°C unless otherwise noted
Symbol
Parameter
Test Conditions
Min
Typ
Max
Units
Off Characteristics
BVDSS
Drain–Source Breakdown Voltage
VGS = 0 V, ID = 250
µA
20
V
IDSS
Zero Gate Voltage Drain Current
VDS = 16 V,
VGS = 0 V
VDS = 16 V, VGS = 0 V, TJ=55
°C
1
10
µA
IGSSF
Gate–Body Leakage, Forward
VGS = 8 V,
VDS = 0 V
100
nA
IGSSR
Gate–Body Leakage, Reverse
VGS = –8 V
VDS = 0 V
–100
nA
On Characteristics
(Note 2)
VGS(th)
Gate Threshold Voltage
VDS = VGS, ID = 250
µA
VDS = VGS, ID = 250
µA,T
J=125
°C
0.4
0.3
0.6
0.5
1.5
0.8
V
RDS(on)
Static Drain–Source
On–Resistance
VGS = 4.5 V,
ID = 10.5 A
VGS = 4.5 V,ID = 10.5 A,TJ=125
°C
VGS=2.7 V, ID = 10 A
12
17
14
13.5
24
16
m
ID(on)
On–State Drain Current
VGS = 4.5 V,
VDS = 5 V
30
A
gFS
Forward Transconductance
VDS = 5 V,
ID = 10.5 A
43
S
Dynamic Characteristics
Ciss
Input Capacitance
2150
pF
Coss
Output Capacitance
890
pF
Crss
Reverse Transfer Capacitance
VDS = 10 V,
V GS = 0 V,
f = 1.0 MHz
165
pF
Switching Characteristics (Note 2)
td(on)
Turn–On Delay Time
11
30
ns
tr
Turn–On Rise Time
26
55
ns
td(off)
Turn–Off Delay Time
145
220
ns
tf
Turn–Off Fall Time
VDS = 5 V,
ID = 1 A,
VGS = 4.5 V,
RGEN = 6
40
100
ns
Qg
Total Gate Charge
43
60
nC
Qgs
Gate–Source Charge
7
nC
Qgd
Gate–Drain Charge
VDS = 10 V,
ID = 10.5 A,
VGS = 4.5 V
8nC
Drain–Source Diode Characteristics and Maximum Ratings
IS
Maximum Continuous Drain–Source Diode Forward Current
2.1
A
VSD
Drain–Source Diode Forward
Voltage
VGS = 0 V,
IS = 2.1 A
(Note 2)
0.6
1.2
V
Notes:
1. RθJA is the sum of the junction-to-case and case-to-ambient thermal resistance where the case thermal reference is defined as the solder mounting surface of
the drain pins. RθJC is guaranteed by design while RθCA is determined by the user's board design.
a) 50°C/W when
mounted on a 1 in
2
pad of 2 oz copper
b) 105°C/W when
mounted on a .04 in
2
pad of 2 oz copper
c) 125°C/W when mounted on a
minimum pad.
Scale 1 : 1 on letter size paper
2. Pulse Test: Pulse Width < 300
µs, Duty Cycle < 2.0%


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