PD - 97173
IRF7855PbF
Applications
l
Primary Side Switch in Bridge Topology
in Universal Input (36-75Vin) Isolated
DC-DC Converters
l
Primary Side Switch in Push-Pull
Topology for 18-36Vin Isolated DC-DC
Converters
l
Secondary Side Synchronous
Rectification Switch for 15Vout
l
Suitable for 48V Non-Isolated
Synchronous Buck DC-DC Applications
Benefits
l
Low Gate to Drain Charge to Reduce
Switching Losses
l
Fully Characterized Capacitance Including
Effective C
OSS
to Simplify Design, (See
App. Note AN1001)
l
Fully Characterized Avalanche Voltage
and Current
HEXFET
廬
Power MOSFET
V
DSS
60V
R
DS(on)
max
9.4m:@VGS = 10V
I
D
12A
S
S
S
G
1
2
3
4
8
7
A
A
D
D
D
D
6
5
Top View
SO-8
Absolute Maximum Ratings
Parameter
V
DS
V
GS
I
D
@ T
A
= 25擄C
I
D
@ T
A
= 70擄C
I
DM
P
D
@T
A
= 25擄C
dv/dt
T
J
T
STG
Drain-to-Source Voltage
Gate-to-Source Voltage
Continuous Drain Current, V
GS
@ 10V
Continuous Drain Current, V
GS
@ 10V
Pulsed Drain Current
Maximum Power Dissipation
Linear Derating Factor
Peak Diode Recovery dv/dt
Operating Junction and
Max.
60
鹵 20
12
8.7
97
2.5
0.02
9.9
-55 to + 150
Units
V
A
c
e
W
W/擄C
V/ns
擄C
h
Storage Temperature Range
Thermal Resistance
Parameter
R
胃JL
R
胃JA
Junction-to-Drain Lead
Junction-to-Ambient (PCB Mount)
Typ.
Max.
20
50
Units
擄C/W
ei
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Notes
聛
through
聡
are on page 8
www.irf.com
1
01/05/06
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