Page 444 - Power Electronics Handbook
P. 444

Index   433

                     Fabrication process, 5           Full  wave, 425
                     Failure causes, 121                bridge, 288
                     Fall time, 86                      phase-control, 80
                     Fast recovery, 50                Fully controlled, 425
                      diode, 263                      Fuse,  126
                     Fault current, 123, 245            arc, 129
                     Fan loads, 396                     fault current, 130
                     FCC,  116                          HRC,  129
                     Feedback                           mismatch,  133
                      diode, 297                       semiconductor. I33
                      speed control, 37 1
                     ET, 32
                     Field
                      coils, 368                      Gain, 24.42
                      effect transistor, 32           Gamma radiation, 102
                      forcing, 407                    Gate
                      plate, 16                        array, 241
                    Figure of  merit, 36               characteristics, 46
                    Film carrier bonding, 97           current, 43
                    Filter, 359                        recovery time, 46
                      attenuation factors, 261         turn-off, 74
                      low-pass, 112                    turn-off switch, 49
                    Firing                           Gate-firing circuit, 2 17
                      angle delay,  159, 190         Gating circuit, 425
                      circuit, 425                   Gaussian diffusion. 10
                      point symmetry, 165            Generator, 365
                      point oscillation, 224           Hall, 386
                    First breakdown, 29                a.c., 405
                    Five-layer device, 5  1, 80      Gold doping, 50
                    Fixed-frequency  inverter, 3  1 1   Goodness factor, 284
                    Flashover, 85                    Ground
                    Flip chip, 91                      plane,  105
                    Floating zone-refining, 6          rem. 105
                    Flux barrier, 393                Groupblocking mode, 237
                    Focusing system, 11              GTO. 49, 242
                    Foldback protection, 357           turn-off process, 51
                    Forced
                     air flow, 67
                     commutation, 67, 122, 143
                     commutation classification. 234.  171,425   Half controlled, 425
                     commutation techniques, 242     Half-wave,  190. 425
                    Forcing margin, 407               bridge, 288
                    Forward/reverse control, 154      converter, 179, 189
                    Forward conduction loss, 61       delta, 163
                    Forward power dissipation, 20     series motor, 371
                    Forward volt drop, 20            Hall effect, 385
                   Form factor, 43                   Harmonic,  102, 159, 176, 180, 202, 213, 310
                   Four-layer device, 41              bi-directional switching, 326
                   Four-stage sequential inverter, 306   content, 168, 285
                   Fourier                            elimination, 326
                     analysis, 159, 311               factor, 215
                     series, 176                      quasi-square wave, 312
                   Free-wheeling diode, 21, 139. 188, 425   reduction, 233
                   Frequency changer, 290             unidirectional wave, 313
                   Frequency converter, 140, 22 1, 368   Hard solder, 58
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