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鍏�(n猫i)閮ㄧ祼(ji茅)妲�(g貌u)鍜屽紩鑵冲姛鑳� SPI-7210M鐨勫収(n猫i)閮ㄧ祼(ji茅)妲�(g貌u)鍘熺悊鍦栧鍦栨墍绀�銆傝〃1鎵€鍒楁槸鍏跺紩鑵冲姛鑳�銆傚叾涓収(n猫i)閮ㄩ浕婧愭帶鍒堕浕璺敤浜庣郸VBB绔瓙渚涢浕锛岄浕澹撹寖鍦嶇偤8锝�30V銆傝€屽叾TSD鍥炶矾 锛堥亷鐔变繚璀�(h霉)鍥炶矾锛� 鍓囧彲鍦ㄨ姱鐗囨韩搴﹁秴閬�160鈩冩檪(sh铆)寮�(qi谩ng)鍒跺仠姝㈠伐浣滐紝浠ヤ繚璀夌敘(ch菐n)鍝佺殑浣跨敤澹藉懡銆傚洜姝�锛岃ō(sh猫)瑷�(j矛)鏅�(sh铆)鎳�(y墨ng)纰轰繚鑺墖宸ヤ綔鏅�(sh铆)鐨勬韩搴︿綆浜�160鈩�锛屽惁鍓囧皣灏�(d菐o)鑷寸敘(ch菐n)鍝佸＝鍛芥€ュ妵绺煭銆傞浕姗�(j墨)鎺у埗淇¤櫉鐨勮几鍏ュ洖璺€氶亷鎺у埗绔瓙鐨勯倧Ph锛屽彲瀵�(sh铆)鐝�(xi脿n)灏峅utA銆丱utB杓稿嚭鐩歌集闆诲钩浣嶇殑鎺у埗銆侾h淇¤櫉鐐轰綆鏅�(sh铆)锛孫UTB闆绘祦寰炴祦鍏UTA 锛� 鑰岀暥(d膩ng)Ph鐐洪珮鏅�(sh铆)锛岄浕娴佸緸OUTA娴佸叆OUTB銆傚叾鎺у埗閭忚集鐪熷€艰〃濡傝〃2鎵€鍒楋細闆绘(j墨)PWM闆绘祦鎺у埗鍥炶矾鐨勪綔鐢ㄦ槸灏嶉€氶亷REF绔几鍏ョ殑鍩烘簴(zh菙n)闆诲锛圴[sub]REF[/sub]锛夊拰SENSE绔殑闆诲锛圴[sub]SENSE[/sub]锛夐€�(j矛n)琛屾瘮杓�锛屼互鍚戝墠缃﹨(q奴)鍕�(d貌ng)闆昏矾锛圠ogic&PRI-Drive锛夎几鍑篜WM鎺у埗淇¤櫉锛屽緸鑰屾帶鍒惰几鍑洪浕娴�銆� 鎳�(y墨ng)鐢ㄨō(sh猫)瑷�(j矛)鑸変緥 鐩墠鍦‥CR銆丳OS銆佺▍鎺ф敹娆炬(j墨)绛夐牁(l菒ng)鍩熶娇鐢ㄨ純澶氱殑EPSON MU-110鎵撳嵃姗�(j墨)鑺�锛屽湒2鏄敤SPI-7210M椹�(q奴)鍕�(d貌ng)闆绘(j墨)鐨勬噳(y墨ng)鐢ㄩ浕璺�銆傝┎鎵撳嵃姗�(j墨)鑺腑璧扮礄闆绘(j墨)鐨勯浕娴佸弮鏁�(sh霉)濡備笅锛� 鍔犳笡閫熼﹨(q奴)鍕�(d貌ng)闆绘祦锛�300卤21 mA 锛�2鐩稿嫷(l矛)纾侊級 瀹氶€熼﹨(q奴)鍕�(d貌ng)鏅�(sh铆)闆绘祦锛�300卤21 mA 锛�2鐩稿嫷(l矛)纾侊級 淇濇寔鐙€鎱�(t脿i)闆绘祦锛� 鐩稿嫷(l矛)90卤20mA锛�2鐩稿嫷(l矛)纾侊級 寰炰笂杩板弮鏁�(sh霉)鍙煡锛岃┎闆昏矾闇€瑕佽ō(sh猫)瑷�(j矛)鐨勯浕姗�(j墨)椹�(q奴)鍕�(d貌ng)闆绘祦I[sub]TRIPMAX [/sub]鐐�300 mA锛涜嫢閬告搰鍙冩暩(sh霉) 鐐篤[sub]DO[/sub]闆婚樆鐐�5V锛孯[sub]1[/sub]鐐�7 k惟1锛孯[sub]2[/sub]鐐�3k惟锛孯[sub]S[/sub]鐐�1k惟2锛岄偅涔堬細 V[sub]REF[/sub] =V[sub]DO[/sub]R[sub]2[/sub]/锛圧[sub]1[/sub]+R[sub]2[/sub]锛�=1.5V I[sub]TRIPMAX [/sub]= V[sub]REF[/sub] /锛�5R[sub]s[/sub]锛�=300mA 鍏烽珨瑷�(sh猫)瑷�(j矛)涓紝鍦ㄥ姞娓涢€熼﹨(q奴)鍕�(d貌ng)浠ュ強瀹氶€熼﹨(q奴)鍕�(d貌ng)鏅�(sh铆)锛岃嫢瑷�(sh猫)缃甀0銆両1 鍧囩偤浣庨浕骞�锛岄偅涔堬紝姝ゆ檪(sh铆)璧扮礄闆绘(j墨)鐨勯﹨(q奴)鍕�(d貌ng)闆绘祦鎳�(y墨ng)鐐篒[sub]TRIPMAX [/sub]=300 mA 锛� 鑰屽湪淇濇寔鐙€鎱�(t脿i),鑻ヨō(sh猫)缃甀0鐐轰綆闆诲钩銆両1鐐洪珮闆诲钩锛屽墖姝ゆ檪(sh铆)璧扮礄闆绘(j墨)鐨勯﹨(q奴)鍕�(d貌ng)闆绘祦鎳�(y墨ng)鐐�1/3,鍗筹細I[sub]TRIPMAX [/sub]=90mA銆� 鍦栫郸鍑轰娇鐢ㄨ┎椹�(q奴)鍕�(d貌ng)闆昏矾鏅�(sh铆)鐨勭浉3闂�(gu膩n)闆绘祦娉㈠舰銆� 鏍规摎(j霉)瑭叉尝褰㈠彲瑷�(j矛)绠楀嚭锛� 璧扮礄闆绘(j墨)鍔犻€熸檪(sh铆)鐨勯浕娴佺偤60脳5=300 mA 锛堢鍚堢悊璜栧€�300卤21 mA锛�锛� 璧扮礄闆绘(j墨)淇濇寔鐙€鎱�(t脿i)闆绘祦鐐�17脳5=85 mA 锛堢鍚堢悊璜栧€�90卤20mA锛� 銆� 瑷�(sh猫)瑷�(j矛)鏅�(sh铆)锛屽彲灏嘝WM鎸暕闋荤巼鍥哄畾鐐�25 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[2]楂樼ó鏁� 姗�(j墨)闆讳竴楂斿寲绯荤当(t菕ng)瑷�(sh猫)瑷�(j矛)[M].鍖椾含 姗�(j墨)姊板伐妤�(y猫)鍑虹増1997. [3]鐜嬫泬鏄� 闆诲嫊(d貌ng)姗�(j墨)鐨勫柈鐗囨(j墨)鎺у埗[M].鍖椾含 鍖椾含鑸┖鑸ぉ澶у(xu茅)鍑虹増绀�,2002.