寮�鍏崇數婧愭帶鍒剁幆璺璁★紙鍒濈骇绡囷級
鐢垫簮鑱旂洘
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楂樺彲闈犵數婧愯涓氱涓�鑷獟浣撳湪杩欓噷鏈夌數婧?/p>
鎶�鏈共璐с�佺數婧愯涓氬彂灞曡秼鍔垮垎鏋愩�佹渶鏂扮數婧愪骇鍝佷粙缁嶃�?/p>
浼楀鐢垫簮杈句汉涓庢偍鍒嗕韩鐢垫簮鎶�鏈粡楠岋紝鍏虫敞鎴戜滑锛屾悳绱㈠井
淇″叕浼楀彿锛?/p>
Power-union
锛屼笌涓浗鐢垫簮琛屼笟鍏辨垚闀匡紒寮�鍏崇數
婧愭帶鍒剁幆璺璁★紙鍒濈骇绡囷級
1
銆佺幆璺拰鐩存祦绋冲帇鐢垫簮鐨勫叧绯?/p>
绋冲帇鐢垫簮宸ヤ綔鍘熺悊鎴戜滑闇�瑕佷粈涔堟牱鐨勭數婧愶紵鍘熸枃妗?/p>
:
寮�鍏崇數
婧愭帶鍒剁幆璺璁★紙鍒濈骇绡囷級涓嬭浇鏂规硶锛氳鐪嬫枃绔犲簳閮ㄧ涓�
鏉＄暀瑷�
2
銆佷笌鐜矾鐩稿叧鐨勫熀鏈蹇电數婧愮郴缁熸鍥?/p>
Bode
鍥?/p>
锛堢敱濂堝鏂壒鍥炬祴瀹氱ǔ鎬佽閲忔槸寰堥夯鐑︾殑锛夌┛瓒婇鐜囧拰鐩?/p>
浣嶈閲忥紝澧炵泭瑁曢噺鈻?nbsp;
绌胯秺棰戠巼
fc
锛?/p>
crossover frequency
锛?/p>
:
澧炵泭鏇茬嚎绌胯秺
0dB
绾跨殑棰戠巼鐐光枲
鐩镐綅瑁曢噺
phase
margin
锛?/p>
:
鐩镐綅鏇茬嚎鍦ㄧ┛瓒婇鐜囧鐨勭浉浣嶅拰
-180
搴︿箣闂寸殑鐩?/p>
浣嶅樊鈻?nbsp;
澧炵泭瑁曢噺
(Gain margin):
澧炵泭鏇茬嚎鍦ㄧ浉浣嶆洸绾胯揪鍒?/p>
-
180
搴︾殑棰戠巼澶勫搴旂殑澧炵泭鐜矾绋冲畾鎬у垽鎹牴鎹濂庢柉鐗圭ǔ
瀹氭�у垽鎹紝褰撶郴缁熺殑鐩镐綅瑁曢噺澶т簬
0
搴︽椂锛屾绯荤粺鏄ǔ瀹?/p>
鐨勩�傗枲
鍑嗗垯
1
锛氬湪绌胯秺棰戠巼澶勶紝鎬诲紑鐜郴缁熻鏈夊ぇ浜?/p>
30
搴?/p>
鐨勭浉浣嶈閲忥紱鈻?nbsp;
鍑嗗垯
2
锛氫负闃叉
-2
澧炵泭鏂滅巼鐨勭數璺浉浣?/p>
蹇�熷彉鍖栵紝绯荤粺鐨勫紑鐜鐩婃洸绾垮湪绌胯秺棰戠巼闄勮繎鐨勫鐩婃枩
鐜囧簲涓?/p>
-1
锛?/p>
-20db/10
鍊嶉绋?鈻?nbsp;
鍑嗗垯
3:
澧炵泭瑁曢噺鏄紑鐜?/p>
绯荤粺鐨勬ā鐨勫害閲忥紝璇ュ彉鍖栧彲鑳藉鑷存洸绾垮垰濂介�氳繃
-1
鐐广�備竴