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IRFB4115PBF Fiches technique(PDF) 7 Page - International Rectifier |
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IRFB4115PBF Fiches technique(HTML) 7 Page - International Rectifier |
7 / 9 page IRFB4115PbF 7 www.irf.com © 2014 International Rectifier Submit Datasheet Feedback November 11, 2014 Fig 21a. Switching Time Test Circuit Fig 21b. Switching Time Waveforms Fig 20b. Unclamped Inductive Waveforms Fig 20a. Unclamped Inductive Test Circuit tp V(BR)DSS IAS RG IAS 0.01 Ω tp D.U.T L VDS + - VDD DRIVER A 15V 20V VGS Fig 22a. Gate Charge Test Circuit Fig 22b. Gate Charge Waveform Vds Vgs Id Vgs(th) Qgs1 Qgs2 Qgd Qgodr Fig 19. Peak Diode Recovery dv/dt Test Circuit for N-Channel HEXFET® Power MOSFETs Circuit Layout Considerations • Low Stray Inductance • Ground Plane • Low Leakage Inductance Current Transformer P.W. Period di/dt Diode Recovery dv/dt Ripple ≤ 5% Body Diode Forward Drop Re-Applied Voltage Reverse Recovery Current Body Diode Forward Current VGS=10V VDD ISD Driver Gate Drive D.U.T. ISD Waveform D.U.T. VDS Waveform Inductor Curent D = P.W. Period * VGS = 5V for Logic Level Devices * + - + + + - - - RG VDD • dv/dt controlled by RG • Driver same type as D.U.T. • ISD controlled by Duty Factor "D" • D.U.T. - Device Under Test D.U.T Inductor Current D.U.T. VDS ID IG 3mA VGS .3 µF 50K Ω .2 µF 12V Current Regulator Same Type as D.U.T. Current Sampling Resistors + - VDS 90% 10% VGS td(on) tr td(off) tf VDS Pulse Width ≤ 1 µs Duty Factor ≤ 0.1 % RD VGS RG D.U.T. 10V + - VDD VGS |
Numéro de pièce similaire - IRFB4115PBF |
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Description similaire - IRFB4115PBF |
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