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SI4942DY データシート(PDF) 1 Page - Vishay Siliconix

部品番号 SI4942DY
部品情報  Dual N-Channel 40-V (D-S) MOSFET
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メーカー  VISHAY [Vishay Siliconix]
ホームページ  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

SI4942DY データシート(HTML) 1 Page - Vishay Siliconix

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FEATURES
D TrenchFETr Power MOSFET
APPLICATIONS
D Low Power Synchronous Rectifier
D Automotive 12-V Systems
Si4942DY
Vishay Siliconix
Document Number: 71887
S-03950—Rev. B, 16-May-03
www.vishay.com
1
Dual N-Channel 40-V (D-S) MOSFET
PRODUCT SUMMARY
VDS (V)
rDS(on) (W)
ID (A)
40
0.021 @ VGS = 10 V
7.4
40
0.028 @ VGS = 4.5 V
6.4
SO-8
S1
D1
G1
D1
S2
D2
G2
D2
5
6
7
8
Top View
2
3
4
1
D1
G1
S1
N-Channel MOSFET
D2
G2
S2
N-Channel MOSFET
Ordering Information: Si4942DY
Si4942DY-T1 (with Tape and Reel)
ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED)
Parameter
Symbol
10 secs
Steady State
Unit
Drain-Source Voltage
VDS
40
V
Gate-Source Voltage
VGS
"20
V
Continuous Drain Current (TJ = 150_C)a
TA = 25_C
ID
7.4
5.3
Continuous Drain Current (TJ = 150_C)a
TA = 70_C
ID
5.8
4.3
Pulsed Drain Current
IDM
30
A
Avalanche Current
L = 0.1 mH
IAS
25
Continuous Source Current (Diode Conduction)a
IS
1.8
0.9
Maximum Power Dissipationa
TA = 25_C
PD
2.1
1.1
W
Maximum Power Dissipationa
TA = 70_C
PD
1.3
0.7
W
Operating Junction and Storage Temperature Range
TJ, Tstg
- 55 to 150
_C
THERMAL RESISTANCE RATINGS
Parameter
Symbol
Typical
Maximum
Unit
Mi
J
ti
t A bi
ta
t
v 10 sec
R
50
60
Maximum Junction-to-Ambienta
Steady State
RthJA
90
110
_C/W
Maximum Junction-to-Foot (Drain)
Steady State
RthJF
28
34
C/W
Notes
a.
Surface Mounted on 1” x 1” FR4 Board.


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