|
AUIRLR024N Datasheet, PDF (8/13 Pages) International Rectifier – Advanced Planar Technology Low On-Resistance Fully Avalanche Rated | |||
|
◁ |
AUIRLR/U024N
Peak Diode Recovery dv/dt Test Circuit
D.U.T
+
Â
-
Â
RG
+
Circuit Layout Considerations
⢠Low Stray Inductance
⢠Ground Plane
Â
⢠Low Leakage Inductance
Current Transformer
-
Â
-
+
⢠dv/dt controlled by RG
⢠Driver same type as D.U.T.
⢠ISD controlled by Duty Factor "D"
⢠D.U.T. - Device Under Test
+
- VDD
Driver Gate Drive
P.W.
Period
D=
P.W.
Period
VGS=10V *
D.U.T. ISD Waveform
Reverse
Recovery
Body Diode Forward
Current
Current
di/dt
D.U.T. VDS Waveform Diode Recovery
dv/dt
VDD
Re-Applied
Voltage
Body Diode
Inductor Curent
Forward Drop
Ripple ⤠5%
ISD
* VGS = 5V for Logic Level Devices
Fig 14. For N-Channel HEXFET® MOSFETs
8
www.irf.com
|
▷ |