Application Brushed Motor drive applications BLDC Motor drive applications Battery powered circuits Half-brid...
Application Brushed Motor drive applications BLDC Motor drive applications Battery powered circuits Half-bridge and full-bridge topologies Synchronous rectifier applications Resonant mode power supplies OR-ing and redundant power switches DC/DC and AC/DC converters DC/AC Inverters
Benefits Improved Gate, Avalanche and Dynamic dv/dt Ruggedness Fully Characterized Capacitance and Avalanche SOA Enhanced body diode dv/dt and di/dt Capability RoHS Compliant Containing no Lead, no Bromide and no
Halogen
StrongIRFET™ IRF7946PbF
DirectFET® N-Channel Power
MOSFET
VDSS RDS(on) typ.
max ID
40V 1.1m 1.4m 198A
G D
S D
S
MX
DirectFET™ ISOMETRIC
Base part number Package Type IRF7946TRPbF DirectFET MX
Standard Pack
Form
Quantity
Tape and Reel
4800
Orderable Part Number IRF7946TRPbF
RDS(on), Drain-to -Source On Resistance (m ) ID, Drain Current (A)
6.0 ID = 90A
4.0
TJ = 125°C 2.0
0.0 4
TJ = 25°C 6 8 10 12 14 16 18 20 VGS, Gate -to -Source
Voltage (V)
Fig 1. Typical On-Resistance vs. Gate
Voltage
200
150
100
50
0 25
50
75
100 125 150
TC , Case Temperature (°C)
Fig 2. Maximum Drain Current vs. Case Temperature
1 www.irf.com © 2015 International Rectifier
Submit Datasheet Feedback
September 9, 2015
IRF7946PbF
Absolute Maximum Ratings
Symbol
Parameter
ID @ TC = 25°C Continuous Drain Current, VGS @ 10V
ID @ TC = 100°C IDM PD @TC = 25°C
Continuous Drain Current, VGS @ 10V Pulsed Drain Current Maximum Power Diss...