March 2009
FDD6796A / FDU6796A_F071
N-Channel PowerTrench ? MOSFET
25 V, 5.7 m ?
Features
Max r DS(on) = 5.7 m ? at V GS = 10 V, I D = 20 A
Max r DS(on) = 15.0 m ? at V GS = 4.5 V, I D = 15.2 A
100% UIL tested
General Description
This N-Channel MOSFET has been designed specifically to
improve the overall efficiency of DC/DC converters using either
synchronous or conventional switching PWM controllers. It has
been optimized for low gate charge, low r DS(on) and fast
switching speed.
RoHS Compliant
Applications
Vcore DC-DC for Desktop Computers and Servers
VRM for Intermediate Bus Architecture
D
D
G
S
D-PAK
G
D
S
Short-Lead I-PAK
(TO-251AA)
G
S
(TO-252)
MOSFET Maximum Ratings T C = 25 °C unless otherwise noted
Symbol
V DS
V GS
Parameter
Drain to Source Voltage
Gate to Source Voltage
Drain Current -Continuous (Package limited)
T C = 25 °C
Ratings
25
±20
40
Units
V
V
I D
-Continuous (Silicon limited)
-Continuous
T C = 25 °C
T A = 25 °C
(Note 1a)
67
20
A
-Pulsed
150
E AS
Single Pulse Avalanche Energy
(Note 3)
40
mJ
P D
Power Dissipation
Power Dissipation
T C = 25 °C
T A = 25 °C
(Note 1a)
42
3.7
W
T J , T STG
Operating and Storage Junction Temperature Range
-55 to +175
°C
Thermal Characteristics
R θ JC
R θ JA
Thermal Resistance, Junction to Case
Thermal Resistance, Junction to Ambient
(Note 1a)
3.6
40
°C/W
Package Marking and Ordering Information
Device Marking
FDD6796A
FDU6796A
Device
FDD6796A
FDU6796A_F071
Package
D-PAK (TO-252)
TO-251AA
Reel Size
13 ’’
N/A(Tube)
Tape Width
12 mm
N/A
Quantity
2500 units
75 units
?2009 Fairchild Semiconductor Corporation
FDD6796A / FDU6796A_F071 Rev.C1
1
www.fairchildsemi.com
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