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IRF8308MPBF_15 Datasheet, PDF (7/10 Pages) International Rectifier – Dual Sided Cooling Compatible | |||
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IRF8308MPbF
+
Â
-
Â
RG
D.U.T
+
Â
-
Circuit Layout Considerations
⢠Low Stray Inductance
⢠Ground Plane
⢠Low Leakage Inductance
Current Transformer
-Â +
⢠di/dt controlled by RG
⢠Driver same type as D.U.T.
VDD
+
⢠ISD controlled by Duty Factor "D"
-
⢠D.U.T. - Device Under Test
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
IInndduuccttoorr CCuurrernetnt
Forward Drop
Ripple ⤠5%
ISD
* VGS = 5V for Logic Level Devices
Fig 18. Diode Reverse Recovery Test Circuit for N-Channel
HEXFET® Power MOSFETs
DirectFETÂ Substrate and PCB Layout, MX Outline
(Medium Size Can, X-Designation).
Please see AN-1035 for DirectFET assembly details and stencil and substrate design recommendations
G = GATE
D = DRAIN
S = SOURCE
D
D
S
G
S
D
D
Note: For the most current drawing please refer to IR website at: http://www.irf.com/package/
7
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February 24, 2014
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