SI7840DP Datasheet, PDF (1/4 Pages) Vishay Siliconix – N-Channel 30-V (D-S) Fast Switching MOSFET

New Product
Si7840DP
Vishay Siliconix
N-Channel 30-V (D-S) Fast Switching MOSFET
PRODUCT SUMMARY
V_DS (V)
30
r_DS(on) (W)
0.0095 @ V_GS = 10 V
0.014 @ V_GS = 4.5 V
I_D (A)
18
15
PowerPAKt 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
FEATURES
D TrenchFETr Power MOSFET
D New Low Thermal Resistance PowerPAKt
Package with Low 1.07-mm Profile
APPLICATIONS
D DC/DC Converters
D Optimized for “High-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
Avalanche Current
Avalanche Energy
Maximum Power Dissipation^a
Operating Junction and Storage Temperature Range
T_A = 25_C
T_A = 70_C
L = 0.1 mH
T_A = 25_C
T_A = 70_C
V_DS
V_GS
I_D
I_DM
I_S
I_AS
E_AS
P_D
T_J, T_stg
30
"20
18
11
14
8
40
4.1
1.6
40
80
5.0
1.9
3.2
1.2
–55 to 150
Unit
V
A
mJ
W
_C
THERMAL RESISTANCE RATINGS
Parameter
Maximum Junction-to-Ambient^a
Maximum Junction-to-Case (Drain)
Notes
a. Surface Mounted on 1” x 1” FR4 Board.
Document Number: 71624
S-05804—Rev. C, 25-Feb-02
t v 10 sec
Steady State
Steady State
Symbol
R_thJA
R_thJC
Typical
20
52
2.1
Maximum
25
65
2.6
Unit
_C/W
www.vishay.com
1