Si4421DY
Vishay Siliconix
P-Channel 20-V (D-S) MOSFET
PRODUCT SUMMARY
FEATURES
V DS (V)
- 20
R DS(on) ( Ω )
0.00875 at V GS = - 4.5 V
0.01075 at V GS = - 2.5 V
0.0135 at V GS = - 1.8 V
I D (A)
- 14
- 12
- 11
? Halogen-free Option Available
? TrenchFET ? Power MOSFET
APPLICATIONS
? Game Station
RoHS
COMPLIANT
- Load Switch
SO-8
S
S
S
G
1
2
3
4
8
7
6
5
D
D
D
D
G
S
Top View
Ordering Information: Si4421DY-T1-E3 (Lead (Pb)-free)
Si4421DY-T1-GE3 (Lead (Pb)-free and Halogen-free)
ABSOLUTE MAXIMUM RATINGS T A = 25 °C, unless otherwise noted
D
P-Channel MOSFET
Parameter
Drain-Source Voltage
Gate-Source Voltage
Symbol
V DS
V GS
10 s
Steady State
- 20
±8
Unit
V
Continuous Drain Current (T J = 150 °C) a
Pulsed Drain Current
T A = 25 °C
T A = 70 °C
I D
I DM
- 14
- 11.5
- 40
- 10
-8
A
Continuous Source Current (Diode Conduction) a
I S
- 2.7
- 1.36
Maximum Power Dissipation a
Operating Junction and Storage Temperature Range
T A = 25 °C
T A = 70 °C
P D
T J , T stg
3.0
1.9
- 55 to 150
1.5
0.95
W
°C
THERMAL RESISTANCE RATINGS
Parameter
Symbol
Typical
Maximum
Unit
Maximum Junction-to-Ambient a
Maximum Junction-to-Foot (Drain)
t ≤ 10 s
Steady State
Steady State
R thJA
R thJF
33
70
16
42
85
21
°C/W
Notes:
a. Surface Mounted on 1" x 1" FR4 board.
Document Number: 72114
S-82282-Rev. C, 22-Sep-08
www.vishay.com
1
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