555芯片输入电流 555定时器的输出端电压和电流由哪些器件控制？
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绛旓細555鏄崟绋虫佹椂鍩虹數璺紝鍙屽垪8鑴氬皝瑁咃紝鐢垫簮鐢靛帇=18V锛鐢垫簮鐢垫祦=3mA锛岃Е鍙戠數娴=0.5uA锛屽厑璁稿姛鑰=600mW锛岃Е鍙戠數鍘=1.67V锛屽浣嶇數鍘=0.7V銆
绛旓細555鐨勮緭鍏ョ數娴佽寖鍥,搴旇鏄Е鍙戠數娴,鎵嬪唽缁欑殑瑙﹀彂鐢垫祦鍦 VCC=15V鏃,瑙﹀彂鐢垫祦 ITR=0.5寰畨,鏈澶у间负2寰畨.
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绛旓細555 鑺墖鏄畾鏃跺櫒,鏄竴绉嶆ā鎷熷拰鏁板瓧鍔熻兘鐩哥粨鍚堢殑涓妯￠泦鎴愬櫒浠躲備竴鑸敤鍙屾瀬鎬у伐鑹哄埗浣滅殑绉颁负 555锛岀敤 CMOS 宸ヨ壓鍒朵綔鐨勭О涓 7555锛岄櫎鍗曞畾鏃跺櫒澶栵紝杩樻湁瀵瑰簲鐨勫弻瀹氭椂鍣 556/7556銆555 瀹氭椂鍣ㄧ殑鐢垫簮鐢靛帇鑼冨洿瀹斤紝鍙湪 4.5V~16V 宸ヤ綔锛7555 鍙湪 3~18V 宸ヤ綔锛岃緭鍑洪┍鍔鐢垫祦绾︿负 200mA锛屽洜鑰屽叾杈撳嚭鍙...
绛旓細555锛宮a绾э紝7555寰畨绾
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