IRF3709 International Rectifier, IRF3709 Datasheet - Page 7

• Manufacturer Part Number: IRF3709
• Description: MOSFET N-CH 30V 90A TO-220AB
• Manufacturer: International Rectifier
• Series: HEXFET®r

Specifications of IRF3709

• Fet Type: MOSFET N-Channel, Metal Oxide
• Fet Feature: Logic Level Gate
• Rds On (max) @ Id, Vgs: 9 mOhm @ 15A, 10V
• Drain To Source Voltage (vdss): 30V
• Current - Continuous Drain (id) @ 25° C: 90A
• Vgs(th) (max) @ Id: 3V @ 250µA
• Gate Charge (qg) @ Vgs: 41nC @ 5V
• Input Capacitance (ciss) @ Vds: 2672pF @ 16V
• Power - Max: 3.1W
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *IRF3709

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Re-Applied
Voltage
Reverse
Recovery
Current

‚
+
-
R
D.U.T
G
*
Fig 14. For N-Channel HEXFET
Driver Gate Drive
D.U.T. I
D.U.T. V
Inductor Curent
V
GS
= 5V for Logic Level Devices
P.W.
SD
DS
Waveform
Waveform
Peak Diode Recovery dv/dt Test Circuit
Ripple
Body Diode
Period
Body Diode Forward
+
-
ƒ
dv/dt controlled by R
Driver same type as D.U.T.
I
D.U.T. - Device Under Test
SD
Diode Recovery
5%
Current
controlled by Duty Factor "D"
Circuit Layout Considerations
dv/dt
Forward Drop
di/dt
Ground Plane
Current Transformer
Low Stray Inductance
Low Leakage Inductance
®
D =
-
Power MOSFETs
IRF3709/3709S/3709L
G
Period
„
P.W.
+
V
V
I
SD
GS
DD
=10V
+
-
V
DD
*
7