IRFF9120
2www.irf.com
Thermal Resistance
Parameter Min Typ Max Units Test Conditions
RthJC Junction-to-Case — — 6.25
RthJA Junction-to-Ambient — — 175 Typical socket mount
°C/W
Source-Drain Diode Ratings and Characteristics
Parameter Min Typ Max Units Test Conditions
ISContinuous Source Current (Body Diode) — — -4.0
ISM Pulse Source Current (Body Diode) ➀— — -16
VSD Diode Forward Voltage — — -4.8 V Tj = 25°C, IS =-4.0A, VGS = 0V ➃
trr Reverse Recovery Time — — 200 nS Tj = 25°C, IF = -4.0A, di/dt ≤ -100A/µs
QRR Reverse Recovery Charge — — 3.1 µC VDD ≤ -50V ➃
ton Forward Turn-On Time Intrinsic turn-on time is negligible. Turn-on speed is substantially controlled by LS + LD.
A
Note: Corresponding Spice and Saber models are available on the G&S Website.
For footnotes refer to the last page
Electrical Characteristics @ Tj = 25°C (Unless Otherwise Specified)
Parameter Min Typ Max Units Test Conditions
BVDSS Drain-to-Source Breakdown Voltage -100 — — V VGS = 0V, ID = -1.0mA
∆BVDSS/∆TJTemperature Coefficient of Breakdown — -0.10 — V/°C Reference to 25°C, ID = -1.0mA
Voltage
RDS(on) Static Drain-to-Source On-State — — 0.60 VGS = -10V, ID = -2.6A ➃
Resistance — — 0.69 VGS =-10V, ID =-4.0A ➃
VGS(th) Gate Threshold Voltage -2.0 — -4.0 V VDS = VGS, ID = -250µA
gfs Forward Transconductance 1.25 — — S ( ) V
DS > -15V, IDS = -2.6A ➃
IDSS Zero Gate Voltage Drain Current — — -25 VDS= -80V, VGS=0V
— — -250 µA VDS = -80V
VGS = 0V, TJ = 125°C
IGSS Gate-to-Source Leakage Forward — — -100 VGS = -20V
IGSS Gate-to-Source Leakage Reverse — — 100 nA VGS = 20V
QgTotal Gate Charge 4.3 — 16.3 VGS =-10V, ID = -4.0A
Qgs Gate-to-Source Charge 1.3 — 4.7 nC VDS= -50V
Qgd Gate-to-Drain (‘Miller’) Charge 1.0 — 9.0
td(on) Turn-On Delay Time — — 60 VDD = -50V, ID = -4.0A,
trRise Time — — 100 RG =7.5Ω
td(off) Turn-Off Delay Time — — 50
tfFall Time — — 7 0
LS + LDTotal Inductance — 7.0 —
Ciss Input Capacitance — 380 VGS = 0V, VDS = -25V
Coss Output Capacitance — 170 — pF f = 1.0MHz
Crss Reverse Transfer Capacitance — 45 —
Ω
nH
ns
Ω
Measured from drain lead (6mm/0.25in. from
package) to source lead (6mm/0.25in. from
package)