IRF7855TRPBF Datasheet, PDF (1/8 Pages) International Rectifier – Primary Side Switch in Bridge Topology in Isolated DC-DC Converters

PD - 97173A
IRF7855PbF
Applications
l Primary Side Switch in Bridge Topology
in 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
V_DSS
60V
HEXFET^® Power MOSFET
R_DS(on) max
I_D
9.4m:@VGS = 10V 12A
S
1
S
2
AA
8
D
7
D
S
3
6
D
Benefits
G
4
5
D
l Low Gate to Drain Charge to Reduce
Switching Losses
Top View
l Fully Characterized Capacitance Including
Effective C_OSS to Simplify Design, (See
App. Note AN1001)
l Fully Characterized Avalanche Voltage
and Current
SO-8
Absolute Maximum Ratings
Parameter
V_DS
Drain-to-Source Voltage
V_GS
Gate-to-Source Voltage
I_D @ T_A = 25°C
I_D @ T_A = 70°C
I_DM
P_D @T_A = 25°C
Continuous Drain Current, V_GS @ 10V
Continuous Drain Current, V_GS @ 10V
c Pulsed Drain Current
e Maximum Power Dissipation
dv/dt
T_J
T_STG
Linear Derating Factor
h Peak Diode Recovery dv/dt
Operating Junction and
Storage Temperature Range
Thermal Resistance
Parameter
R_θJL
R_θJA
ei ^{Junction-to-Drain Lead}
Junction-to-Ambient (PCB Mount)
Max.
60
± 20
12
8.7
97
2.5
0.02
9.9
-55 to + 150
Units
V
A
W
W/°C
V/ns
°C
Typ.
–––
–––
Max.
20
50
Units
°C/W
Notes  through ‡ are on page 8
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1
05/17/06