Effects of the Solder Phase Transformation on the Optimization of Reflow Soldering Parameters and Temperature Profiles

<div>Effects of four process constraints in the range of <span class="nowrap"><svg height="14.0878pt" id="M237" style="vertical-align:-3.291101pt" version="1.1" viewbox="-0.0498162 -10.7967 69.2503 14.0878" width="69.2503pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M162 -163V703H101V-163H162Z"></path></g><g transform="matrix(.013,0,0,-0.013,3.419,0)"><path d="M600 0V24L339 665L311 657L43 24V0H600ZM497 50H107L303 539L497 50Z"></path></g><g transform="matrix(.013,0,0,-0.013,11.746,0)"><path d="M828 650H570L564 622C646 614 650 609 634 524L604 366H253L281 524C296 608 308 615 382 622L388 650H132L126 622C211 615 214 609 198 524L121 122C106 42 102 35 23 28L17 0H276L282 28C196 35 191 40 206 122L243 324H597L559 123C544 42 537 35 452 28L446 0H710L716 28C632 35 628 43 643 122L719 524C735 610 741 615 822 622L828 650Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,21.821,3.132)"><path d="M329 433H203L239 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550Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,56.329,-5.741)"><path d="M339 262C339 340 273 403 193 403S48 340 48 262S113 121 193 121S339 184 339 262ZM283 262C283 210 242 168 193 168S104 210 104 262S144 356 193 356S283 314 283 262Z"></path></g><g transform="matrix(.013,0,0,-0.013,60.344,0)"><path d="M614 175C564 76 510 21 408 21C256 21 146 149 146 336C146 488 235 629 402 629C510 629 570 586 597 480L626 488C620 541 614 582 606 638C578 643 510 665 429 665C206 665 44 527 44 316C44 157 153 -15 402 -15C474 -15 558 5 586 11C604 45 629 119 643 165L614 175Z"></path></g></svg>:</span> (a) peak limiting, (b) slope limiting, (c) time limiting when <span class="nowrap"><svg height="11.4337pt" id="M238" style="vertical-align:-0.6370001pt" version="1.1" viewbox="-0.0498162 -10.7967 54.8174 11.4337" width="54.8174pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M620 675H597C578 656 570 650 541 650H144C112 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Discrete Dynamics in Nature and Society

fig11

Figure 11

Figure 11: Effects of the Solder Phase Transformation on the Optimization of Reflow Soldering Parameters and Temperature Profiles 