3个1.5V的干电池如何用变压器转换?
1.5V\u53d8\u538b\u5668\u53ef\u4ee5\u66ff\u4ee31.5V\u7684\u5e72\u7535\u6c60\u76f4\u63a5\u4f9b\u7535\u5417\uff1f\u5e94\u8be5\u6ca1\u6709\u95ee\u9898\uff0c\u56e0\u4e3a\u4f60\u7528\u7684\u6240\u8c13\u53d8\u538b\u5668\uff0c\u5b9e\u9645\u4e0a\u5c31\u662f\u4e00\u4e2a\u7535\u6e90\u9002\u914d\u5668\uff0c\u5b83\u8f93\u51fa\u7535\u538b\u5206\u597d\u591a\u6863\uff0c\u4f60\u75281\u30025V\u6863\u5c31\u884c\u3002\u4f46\u662f\u63a5\u7ebf\u7684\u65f6\u5019\u4e00\u5b9a\u5206\u6e05\u6b63\u3001\u8d1f\u96c6\uff0c\u4e0d\u80fd\u63a5\u53cd\u3002\u81f3\u4e8e\u8f93\u51fa\u7535\u6d41600\u6beb\u5b89\u65e0\u6240\u8c13\uff0c\u672c\u8eab\u5e72\u7535\u6c60\u7684\u8f93\u51fa\u7535\u6d41\u5c31\u4e0d\u5927\uff0c\u5e94\u8be5\u5b8c\u5168\u80fd\u6ee1\u8db3\u4f60\u7528\u7535\u5668\u7684\u8981\u6c42\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u7535\u6e90\u9002\u914d\u5668\u7684\u8f93\u51fa\u7535\u538b\u5e76\u4e0d\u662f\u7eaf\u7cb9\u7684\u76f4\u6d41\uff0c\u5b83\u662f\u7528\u4ea4\u6d41\u901a\u8fc7\u53d8\u538b\u3001\u6574\u6d41\u5f97\u5230\u7684\uff0c\u591a\u5c11\u4f1a\u6709\u4e00\u4e9b\u4ea4\u6d41\u6210\u5206\uff0c\u8bf4\u767d\u4e86\u5c31\u662f\u4e0d\u7eaf\uff0c\u548c\u5e72\u7535\u6c60\u4e0d\u80fd\u5b8c\u5168\u4e00\u6837\u3002\u53ef\u80fd\u4f1a\u6709\u4e00\u4e9b\u5f71\u54cd\u3002
\u56db\u4e2a\u7535\u6c60\u4e32\u8054\u3002
\u7535\u8377\u6cf5:
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e.g:\u901a\u8fc7\u63a7\u5236\u5185\u90e8\u4e09\u6781\u7ba1\u7684gate\u6765\u63a7\u5236\u7535\u5bb9\u5145\u653e\u7535,\u6bd4\u5982\u53471.5\u500d,\u8f93\u51fa\u4e3aVin\u52a0\u4e0a\u7535\u5bb9\u4e24\u7aef\u76840.5Vin\u8fbe\u5230Vout=1.5Vin
DC-DC:\u76f4\u6d41\uff0d\u76f4\u6d41\u8f6c\u6362\u6a21\u5757
2\u3001\u7535\u8377\u6cf5\u7684\u5206\u7c7b\u3001\u5de5\u4f5c\u539f\u7406\u53ca\u5178\u578b\u5e94\u7528\u7535\u8def
2.1\u7535\u8377\u6cf5\u5206\u7c7b
\u7535\u8377\u6cf5\u53ef\u5206\u4e3a\uff1a
\u2014\u2014\u5f00\u5173\u5f0f\u8c03\u6574\u5668\u5347\u538b\u6cf5\uff0c\u5982\u56fe1(a)\u6240\u793a\u3002
\u2014\u2014\u65e0\u8c03\u6574\u7535\u5bb9\u5f0f\u7535\u8377\u6cf5\uff0c\u5982\u56fe1(b)\u6240\u793a\u3002
\u2014\u2014\u53ef\u8c03\u6574\u7535\u5bb9\u5f0f\u7535\u8377\u6cf5\uff0c\u5982\u56fe1(c)\u6240\u793a\u3002
[img]http://www.bjx.com.cn/files/wx/dzyqjyy/2002-8/6-1.jpg[/img]
2.2\u5de5\u4f5c\u8fc7\u7a0b
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\u7535\u78c1\u9707\u8361
\u7535\u8def\u4e2d\uff0c\u7535\u6d41\uff08\u6216\u7535\u538b\uff09\u5728\u6700\u5927\u503c\u548c\u6700\u5c0f\u503c\u4e4b\u95f4\u5468\u671f\u6027\u91cd\u590d\u53d8\u5316\u7684\u8fc7\u7a0b\u3002\u6309\u6b63\u5f26\u53d8\u5316\u7684\u632f\u8361\u7535\u6d41\uff08\u7535\u538b\uff09\u5373\u4ea4\u53d8\u7535\u6d41\uff08\u7535\u538b\uff09\u3002\u5728\u79fb\u53bb\u5916\u52a0\u7535\u52a8\u52bf\u540e\uff0c\u7535\u8def\u80fd\u4f9d\u9760\u672c\u8eab\u50a8\u5b58\u7684\u80fd\u91cf\u800c\u53d1\u751f\u632f\u8361\u79f0\u201c\u56fa\u6709\uff08\u6216\u81ea\u7531\uff09\u632f\u8361\u201d\u3002\u7535\u6d41\uff08\u6216\u7535\u538b\uff09\u7684\u632f\u5e45\u968f\u65f6\u95f4\u800c\u9012\u51cf\u7684\uff0c\u79f0\u201c\u963b\u5c3c\uff08\u6216\u51cf\u5e45\uff09\u632f\u8361\u201d\u3002\u5982\u679c\u5468\u671f\u5730\u4f9b\u7ed9\u9002\u5f53\u7535\u80fd\uff0c\u4ee5\u7ef4\u6301\u7535\u6d41\uff08\u6216\u7535\u538b\uff09\u7684\u632f\u5e45\u6052\u5b9a\uff0c\u5219\u79f0\u201c\u7b49\u5e45\u632f\u8361\u201d\u3002\u7531\u7535\u8def\u672c\u8eab\u6240\u5177\u6709\u7684\u7535\u573a\u548c\u78c1\u573a\u80fd\u91cf\u4e4b\u95f4\u4ea4\u4e92\u53d8\u5316\u800c\u4ea7\u751f\u7684\u632f\u8361\uff0c\u79f0\u4e3a\u201c\u7535\u78c1\u632f\u8361\u201d\u3002\u80fd\u4ea7\u751f\u632f\u8361\u7535\u6d41\u7684\u7535\u5b50\u7535\u8def\uff0c\u79f0\u4e3a\u201c\u632f\u8361\u7535\u8def\u201d\uff0c\u4e00\u822c\u7531\u7535\u963b\u3001\u7535\u611f\u3001\u7535\u5bb9\u7b49\u539f\u4ef6\u548c\u7535\u5b50\u5668\u4ef6\u7ec4\u6210\u3002\u7535\u8def\u6240\u4ea7\u751f\u632f\u8361\u7684\u9891\u7387\uff0c\u5373\u7535\u8def\u7684\u56fa\u6709\u9891\u7387\uff0c\u7531\u7ec4\u6210\u5143\u4ef6\u7684\u53c2\u6570\u51b3\u5b9a\u3002\u5728\u7535\u5b50\u8bbe\u5907\u6216\u7535\u5b50\u4eea\u5668\u4e2d\u4ea7\u751f\u632f\u8361\u7684\u88c5\u7f6e\uff0c\u79f0\u4e3a\u632f\u8361\u5668\u3002
还有种办法就是买充电电池价格也不贵,使用起来很方便,还经济实惠!
买 可调的变压器，3~12V 用4。5就好。
电流是500mA
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绛旓細闇瑕1.5v鐨绋冲帇鐢垫簮鎵嶈,鏈汉鍦ㄧ綉涓婅姳20涓ぇ娲嬩拱浜4涓潤闊虫満鑺,鏀硅浜嗗閲岀殑瀛︿範鍙扮伅鍜屽ぇ閽,鍒嗗埆浠呯敤涓涓2w24k鐨勭數闃讳綔闄愭祦鍜屼簩涓1n4007浜屾瀬绠℃棦鍋氭暣娴佸張褰撶ǔ鍘,鍐嶅苟鑱斾竴涓10u鐢靛,鎺ヤ笂220v鍚庤緭鍑1.4v鍗虫甯镐娇鐢ㄤ簡,骞舵病浣跨敤鍙樺帇鍣,姣忎釜鎴愭湰鎵1鍏冧笉鍒.鑴夊啿寮忕殑灏变竴瀹氳鍙樺帇鍣ㄤ簡.
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