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參數(shù)資料
| 型號： | SI4704DY |
| 廠商： | Vishay Intertechnology,Inc. |
| 英文描述： | Load Switch with Level-Shift |
| 中文描述： | 負載開關，移 |
| 文件頁數(shù)： | 1/4頁 |
| 文件大小： | 51K |
| 代理商： | SI4704DY |
FEATURES
TrenchFET Power MOSFET
LITTLE FOOT
Plus
Level Shifrt
APPLICATIONS
Low Voltage BUS/Load Switching
Si4704DY
Vishay Siliconix
New Product
Document Number: 71929
S-21293—Rev. A, 05-Aug-02
www.vishay.com
1
Load Switch with Level-Shift
PRODUCT SUMMARY
V
DS2
(V)
r
DS(on)
( )
I
D
(A)
0.017 @ V
GS2
= 4.5 V
0.024 @ V
GS2
= 2.5 V
6.5
20
5.5
S
2
V
IN
V
ON/OFF
S
1
1
5, 6, 7
8
2
Q1
Q2
3, 4
SO-8
S
1
V
HV
V
ON/OFF
V
IN
S
2
V
IN
S
2
V
IN
5
6
7
8
Top View
2
3
4
1
V
HV
ABSOLUTE MAXIMUM RATINGS (T
A
= 25 C UNLESS OTHERWISE NOTED)
Parameter
Symbol
Limit
Unit
Input Voltage
V
IN
20
ON/OFF Voltage
V
ON/OFF
8
V
Continuous
a
6.5
Load Current
Pulsed
b
I
L
30
A
Continuous Intrinsic Diode Conduction
a
I
S
P
D
-1.15
Maximum Power Dissipation
a
1.25
W
Operating Junction and Storage Temperature Range
T
J
, T
stg
ESD
-55 to 150
C
ESD Rating, MIL-STD-883D Human Body Model (100 pF, 1500 )
3
kV
THERMAL RESISTANCE RATINGS
Parameter
Symbol
Typical
Maximum
Unit
Maximum Junction-to-Ambient (t = steady state)
a
R
thJA
80
100
Maximum Junction-to-Foot (Q2)
R
thJC
25
30
C/W
SPECIFICATIONS (T
J
= 25 C UNLESS OTHERWISE NOTED)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
OFF Characteristics
Reverse Leakage Current
I
FL
V
SD
V
IN
= 20 V, V
ON/OFF
= 0 V, V
HV
= 0 V
I
S
= -1.15 A
1
A
Diode Forward Voltage
0.65
1
V
ON Characteristics
V
ON/OFF
= 0 V, I
D
= 7 A, V
HV
= 4.5 V, V
S2
= 0 V
0.014
0.017
On-Resistance (Q2)
r
DS(on)
V
ON/OFF
= 0 V, I
D
= 6 A, V
HV
= 2.5 V, V
S2
= 0 V
0.0195
0.024
On-State (Q2) Drain-Current
I
D(on)
V
IN-OUT
0.1 V, V
IN
= 5 V, V
ON/OFF
= 0 V, V
HV
= 4.5 V
20
A
Notes
a.
b.
Surface Mounted on FR4 Board.
Pulse test: pulse width
300 s, duty cycle
2%.
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