IRF7946PBF_15 Datasheet, PDF (1/12 Pages) International Rectifier – Brushed Motor drive applications

Applications
l Brushed Motor drive applications
l BLDC Motor drive applications
l Battery powered circuits
l Half-bridge and full-bridge topologies
l Synchronous rectifier applications
l Resonant mode power supplies
l OR-ing and redundant power switches
l DC/DC and AC/DC converters
l DC/AC Inverters
Benefits
l Improved Gate, Avalanche and Dynamic dV/dt
Ruggedness
l Fully Characterized Capacitance and Avalanche
SOA
l Enhanced body diode dV/dt and dI/dt Capability
l RoHS Compliant Containing no Lead, no Bromide
and no Halogen
StrongIRFET™
IRF7946PbF
DirectFET^® Power MOSFET
V_DSS
R_DS(on) typ.
max.
I_{D (Silicon Limited)}
I_{D (Package Limited)}
40V
1.1mΩ
1.4mΩ
c 198A
90A
G
D
S
D
S
MX
DirectFET™ ISOMETRIC
Base part number
IRF7946TRPbF
Package Type
DirectFET MX
Standard Pack
Form
Quantity
Tape and Reel
4800
Complete Part Number
IRF7946TRPbF
6.0
200
ID = 90A
Limited By Package
150
4.0
100
TJ = 125°C
2.0
50
TJ = 25°C
0.0
4 6 8 10 12 14 16 18 20
VGS, Gate -to -Source Voltage (V)
Fig 1. Typical On-Resistance vs. Gate Voltage
1
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0
25
50
75
100 125 150
TC , Case Temperature (°C)
Fig 2. Maximum Drain Current vs. Case Temperature
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November 25, 2014