參數(shù)資料
型號(hào): SI4866DY
廠商: Vishay Intertechnology,Inc.
英文描述: N-Channel Reduced Qg, Fast Switching MOSFET
中文描述: N溝道減少Q(mào)g和,快速開關(guān)MOSFET
文件頁(yè)數(shù): 1/4頁(yè)
文件大小: 38K
代理商: SI4866DY
FEATURES
TrenchFET Power MOSFETS
PWM Optimized for High Efficiency
Low Output Voltage
100% R
G
Tested
APPLICATIONS
Synchronous Rectifier
Point-of-Load Synchronous Buck Converter
Si4866DY
Vishay Siliconix
New Product
Document Number: 71699
S-03662—Rev. B, 14-Apr-03
www.vishay.com
1
N-Channel Reduced Q
g
, Fast Switching MOSFET
PRODUCT SUMMARY
V
DS
(V)
r
DS(on)
( )
I
D
(A)
12
0.0055 @ V
GS
= 4.5 V
0.008 @ V
GS
= 2.5 V
17
14
S
D
S
D
S
D
G
D
SO-8
5
6
7
8
Top View
2
3
4
1
N-Channel MOSFET
D
G
S
ABSOLUTE MAXIMUM RATINGS (T
A
= 25 C UNLESS OTHERWISE NOTED)
Parameter
Symbol
10 secs
Steady State
Unit
Drain-Source Voltage
V
DS
12
V
Gate-Source Voltage
V
GS
8
Continuous Drain Current
(T
J
= 150 C)
a
T
A
= 25 C
I
D
17
11
T
A
= 70 C
14
8
A
Pulsed Drain Current
I
DM
50
Continuous Source Current (Diode Conduction)
a
I
S
2.7
1.40
Maximum Power Dissipation
a
T
A
= 25 C
P
D
3.0
1.6
W
T
A
= 70 C
2.0
1.0
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 (MOSFET)
Maximum Junction-to-Ambient (MOSFET)
a
t
10 sec
R
thJA
34
41
Steady State
67
80
C/W
Maximum Junction-to-Foot (Drain)
Steady State
R
thJF
15
19
Notes
a.
Surface Mounted on 1” x 1” FR4 Board.
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