English
Language : 

IRFS4321-7PPBF_15 Datasheet, PDF (2/10 Pages) International Rectifier – Motion Control Applications
IRFS4321-7PPbF
Static @ TJ = 25°C (unless otherwise specified)
Parameter
Min. Typ. Max. Units
Conditions
V(BR)DSS
Drain-to-Source Breakdown Voltage
V(BR)DSS/TJ Breakdown Voltage Temp. Coefficient
RDS(on)
Static Drain-to-Source On-Resistance
150 ––– ––– V VGS = 0V, ID = 250µA
––– 150 ––– mV/°C Reference to 25°C, ID = 1mA 
––– 11.7 14.7 m VGS = 10V, ID = 34A 
VGS(th)
Gate Threshold Voltage
3.0 ––– 5.0
IDSS
Drain-to-Source Leakage Current
––– ––– 20
––– ––– 1.0
IGSS
Gate-to-Source Forward Leakage
Gate-to-Source Reverse Leakage
––– ––– 100
––– ––– -100
RG(int)
Internal Gate Resistance
––– 0.8 –––
Dynamic Electrical Characteristics @ TJ = 25°C (unless otherwise specified)
gfs
Forward Transconductance
130 ––– –––
Qg
Total Gate Charge
Qgs
Gate-to-Source Charge
Qgd
Gate-to-Drain (“Miller”) Charge
td(on)
Turn-On Delay Time
tr
Rise Time
––– 71 110
––– 24
––– 21
––– 18 –––
––– 60 –––
td(off)
Turn-Off Delay Time
––– 25 –––
tf
Fall Time
Ciss
Input Capacitance
Coss
Output Capacitance
Crss
Reverse Transfer Capacitance
––– 35 –––
––– 4460 –––
––– 390 –––
––– 82 –––
V VDS = VGS, ID = 250µA
µA VDS =150 V, VGS = 0V
mA VDS =150V,VGS = 0V,TJ =125°C
nA
VGS = 20V
VGS = -20V

S VDS = 25V, ID =50A
ID = 50A
nC VDS = 75V
VGS = 10V
VDD = 98V
ns
ID = 50A
RG= 2.5
VGS = 10V
VGS = 0V
pF VDS = 50V
ƒ = 1.0MHz
Diode Characteristics
Parameter
IS
Continuous Source Current
(Body Diode)
ISM
Pulsed Source Current
(Body Diode)
VSD
Diode Forward Voltage
trr
Reverse Recovery Time
Qrr
Reverse Recovery Charge
IRRM
Reverse Recovery Current
Min.
–––
–––
–––
–––
–––
–––
Typ.
–––
–––
–––
89
300
6.5
Max.
86
343
1.3
130
450
–––
Units
Conditions
MOSFET symbol
D
A
showing the
integral reverse
G
p-n junction diode.
S
V TJ = 25°C,IS = 50A,VGS = 0V 
ns IF = 50A,
nC VDD = 128V
A di/dt = 100A/µs 
Notes:
 Repetitive rating; pulse width limited by max. junction temperature.
 Limited by Tjmax, starting TJ = 25°C, L = 0.096mH, RG = 25, IAS = 50A, VGS =10V. Part not recommended for use above this value.
 Pulse width 400µs; duty cycle  2%.
 Ris measured at TJ approximately 90°C
2 www.irf.com © 2013 International Rectifier
June 14, 2013