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发表于 2005-8-13 01:44
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这时可焊接集成了,先焊TDA1543再焊CS8412,可减少CS8412被击穿的可能性。焊CS8412时要注意,千万别先装IC旁边的电容,要不鉻铁就难伸进去焊IC了。我用的是十年前买的黄花603鉻铁(头换了多次,芯没换过),没有什么防静电措施就带电焊接了(小钳子别怕,焊坏算我的,绝不寄你[em11][em11][em11][em11])。TDA1543 我没用集成座,在PCB板的两面都焊了,IC脚上我堆了不少錫,有利于散热。
<img src="attachments/dvbbs/2005-8/200581314344215.jpg" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor=\'hand\'; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onclick="if(!this.resized) {return true;} else {window.open(\'attachments/dvbbs/2005-8/200581314344215.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />
<img src="attachments/dvbbs/2005-8/200581314921641.jpg" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor=\'hand\'; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onclick="if(!this.resized) {return true;} else {window.open(\'attachments/dvbbs/2005-8/200581314921641.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />
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