SI7440DP Datasheet, PDF (1/4 Pages) Vishay Siliconix – N-Channel 30-V (D-S) Fast Switching MOSFET

Si7440DP
Vishay Siliconix
N-Channel 30-V (D-S) Fast Switching MOSFET
PRODUCT SUMMARY
V_DS (V)
30
r_DS(on) (W)
0.0065 @ V_GS = 10 V
0.008 @ V_GS = 4.5 V
I_D (A)
21
19
PowerPAK SO-8
6.15 mm
D
8
D
7
D
6
D
5
S
1
S
5.15 mm
2
S
3
G
4
Bottom View
Ordering Information: Si7440DP-T1
FEATURES
D TrenchFETr Power MOSFET
D New Low Thermal Resistance PowerPAKr
Package with Low 1.07-mm Profile
D 100% R_g Tested
APPLICATIONS
D DC/DC Converters
D Optimized for “Low-Side” Synchronous
Rectifier Operation
D
G
S
N-Channel MOSFET
ABSOLUTE MAXIMUM RATINGS (T_A = 25_C UNLESS OTHERWISE NOTED)
Parameter
Symbol
10 secs
Steady State
Drain-Source Voltage
Gate-Source Voltage
Continuous Drain Current (T_J = 150_C)^a
Pulsed Drain Current
Continuous Source Current (Diode Conduction)^a
Maximum Power Dissipation^a
Operating Junction and Storage Temperature Range
T_A = 25_C
T_A = 70_C
T_A = 25_C
T_A = 70_C
V_DS
V_GS
I_D
I_DM
I_S
P_D
T_J, T_stg
30
"20
21
12
17
9
60
4.3
1.6
5.4
1.9
3.4
1.2
-55 to 150
Unit
V
A
W
_C
THERMAL RESISTANCE RATINGS
Parameter
Maximum Junction-to-Ambient^a
Maximum Junction-to-Case (Drain)
t v 10 sec
Steady State
Steady State
Notes
a. Surface Mounted on 1” x 1” FR4 Board.
Document Number: 71623
S-31728—Rev. B, 18-Aug-03
Symbol
R_thJA
R_thJC
Typical
18
52
1.0
Maximum
23
65
1.3
Unit
_C/W
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