Vishay Siliconix
Si3493DV
Document Number: 71936
S09-2276-Rev. D, 02-Nov-09
www.vishay.com
1
P-Channel 20-V (D-S) MOSFET
FEATURES
• Halogen-free According to IEC 61249-2-21
Definition
• TrenchFET
®
Power MOSFET: 1.8 V Rated
• Ultra-Low On-Resistance
• Compliant to RoHS Directive 2002/95/EC
APPLICATIONS
• Load Switch
• PA Switch
• Battery Switch
PRODUCT SUMMARY
V
DS
(V) R
DS(on)
(Ω)I
D
(A) Q
g
(Typ.)
- 20
0.027 at V
GS
= - 4.5 V
- 7
21
0.035 at V
GS
= - 2.5 V
- 6.2
0.048 at V
GS
= - 1.8 V
- 5.2
TSOP-6
Top View
6
4
1
2
3
5
2.85 mm
3 mm
Ordering Information: Si3493DV-T1-E3 (Lead (Pb)-free)
Si3493DV-T1-GE3 (Lead (Pb)-free and Halogen-free)
Marking Code: 93xxx
(4) S
(3) G
(1, 2, 5, 6) D
P-Channel MOSFET
Notes:
a. Surface Mounted on 1" x 1" FR4 board.
ABSOLUTE MAXIMUM RATINGS T
A
= 25 °C, unless otherwise noted
Parameter Symbol 5 s Steady State Unit
Drain-Source Voltage
V
DS
- 20
V
Gate-Source Voltage
V
GS
± 8
Continuous Drain Current (T
J
= 150 °C)
a
T
A
= 25 °C
I
D
- 7 - 5.3
A
T
A
= 85 °C
- 3.6 - 3.9
Pulsed Drain Current
I
DM
- 20
Continuous Source Current (Diode Conduction)
a
I
S
- 1.7 - 0.9
Maximum Power Dissipation
a
T
A
= 25 °C
P
D
2.0 1.1
W
T
A
= 85 °C
1.0 0.6
Operating Junction and Storage Temperature Range
T
J
, T
stg
- 55 to 150 °C
THERMAL RESISTANCE RATINGS
Parameter Symbol Typical Maximum Unit
Maximum Junction-to-Ambient
a
t ≤ 5 s
R
thJA
45 62.5
°C/W
Steady State 90 110
Maximum Junction-to-Foot (Drain) Steady State
R
thJF
25 30