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FDS9945 датащи(PDF) 1 Page - Fairchild Semiconductor

номер детали FDS9945
подробное описание детали  60V N-Channel PowerTrench MOSFET
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производитель  FAIRCHILD [Fairchild Semiconductor]
домашняя страница  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

FDS9945 датащи(HTML) 1 Page - Fairchild Semiconductor

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February 2001
©2001 Fairchild Semiconductor Corporation
FDS9945 Rev B(W)
FDS9945
60V N-Channel PowerTrench® MOSFET
General Description
These N Channel Logic Level MOSFET have been
designed specifically to improve the overall efficiency of
DC/DC
converters
using
either
synchronous
or
conventional switching PWM controllers.
The MOSFET feature faster switching and lower gate
charge than other MOSFET with comparable RDS(on)
specifications.
The result is a MOSFET that is easy and safer to drive
(even at very high frequencies), and DC/DC power
supply designs with higher overall efficiency.
Features
• 3.5 A, 60 V. RDS(ON) = 0.100Ω @ VGS = 10 V
RDS(ON) = 0.200
Ω @ VGS = 4.5V
• Optimized for use in switching DC/DC converters
with PWM controllers
• Very fast switching
• Low gate charge.
S
D
S
S
SO-8
D
D
D
G
D2
D2
D1
D1
S2
G2
S1
G1
Pin 1
SO-8
4
3
2
1
5
6
7
8
Q1
Q2
Absolute Maximum Ratings T
A=25
oC unless otherwise noted
Symbol
Parameter
Ratings
Units
VDSS
Drain-Source Voltage
60
V
VGSS
Gate-Source Voltage
±20
V
ID
Drain Current
– Continuous
(Note 1a)
3.5
A
– Pulsed
10
Power Dissipation for Single Operation
(Note 1a)
2
(Note 1b)
1.6
PD
(Note 1c)
1.0
W
TJ, TSTG
Operating and Storage Junction Temperature Range
-55 to +175
°C
Thermal Characteristics
RθJA
Thermal Resistance, Junction-to-Ambient
(Note 1a)
78 (steady state), 50 (10 sec)
°C/W
RθJA
Thermal Resistance, Junction-to-Ambient
(Note 1c)
135
°C/W
RθJC
Thermal Resistance, Junction-to-Case
(Note 1)
40
°C/W
Package Marking and Ordering Information
Device Marking
Device
Reel Size
Tape width
Quantity
FDS9945
FDS9945
13’’
12mm
2500 units


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