{"id":4711,"date":"2025-09-26T11:00:00","date_gmt":"2025-09-26T02:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/jp\/?post_type=column&p=4711"},"modified":"2025-12-22T10:47:54","modified_gmt":"2025-12-22T01:47:54","slug":"analog-asic-bandgap-reference","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/jp\/tech-column\/analog-asic-bandgap-reference\/","title":{"rendered":"\u30a2\u30ca\u30ed\u30b0ASIC\u8a2d\u8a08\u306b\u304a\u3051\u308b\u30d0\u30f3\u30c9\u30ae\u30e3\u30c3\u30d7\u57fa\u6e96\u96fb\u5727\u306e\u57fa\u790e\u3068\u5fdc\u7528\u6280\u8853"},"content":{"rendered":"\n

\u30a2\u30ca\u30ed\u30b0ASIC\u306b\u304a\u3051\u308b\u30d0\u30f3\u30c9\u30ae\u30e3\u30c3\u30d7\u57fa\u6e96\u96fb\u5727\uff08BGR\uff09\u306e\u5f79\u5272\u3068\u8a2d\u8a08\u6280\u8853\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u6e29\u5ea6\u3084\u96fb\u6e90\u5909\u52d5\u306b\u5f37\u3044\u5b89\u5b9a\u6027\u3084\u3001\u69cb\u6210\u6cd5\u3001\u8a2d\u8a08\u4e0a\u306e\u5de5\u592b\u3001\u5fdc\u7528\u4e8b\u4f8b\u3092\u901a\u3058\u3066\u57fa\u790e\u304b\u3089\u5fdc\u7528\u307e\u3067\u7406\u89e3\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u30d0\u30f3\u30c9\u30ae\u30e3\u30c3\u30d7\u57fa\u6e96\u96fb\u5727\u306e\u5f79\u5272\u3068\u30a2\u30ca\u30ed\u30b0ASIC\u3067\u306e\u91cd\u8981\u6027<\/strong><\/h2>\n\n\n\n

\u6e29\u5ea6\u3084\u96fb\u6e90\u96fb\u5727\u306e\u5909\u52d5\u304c\u6fc0\u3057\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u51e6\u7406\u306e\u7cbe\u5ea6\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u5909\u52d5\u306b\u5f37\u3044\u5b89\u5b9a\u3057\u305f\u57fa\u6e96\u96fb\u5727\u6e90\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002BGR\u306f\u305d\u306e\u5f79\u5272\u3092\u62c5\u3046\u4e2d\u6838\u7684\u306a\u56de\u8def\u3067\u3042\u308a\u3001\u30d0\u30a4\u30a2\u30b9\u751f\u6210\u3084\u57fa\u6e96\u96fb\u5727\u4f9b\u7d66\u3092\u901a\u3058\u3066\u3001\u5404\u7a2e\u30a2\u30ca\u30ed\u30b0\u30d6\u30ed\u30c3\u30af\u306e\u5b89\u5b9a\u52d5\u4f5c\u3092\u652f\u3048\u307e\u3059\u3002\u4fe1\u53f7\u306e\u6574\u5408\u6027\u3084\u56de\u8def\u7279\u6027\u306e\u518d\u73fe\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3082\u3001BGR\u306e\u5c0e\u5165\u306f\u4e0d\u53ef\u6b20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u96fb\u6e90\u96fb\u5727\u3084\u6e29\u5ea6\u5909\u52d5\u306b\u5f37\u3044\u57fa\u6e96\u96fb\u5727\u304c\u6c42\u3081\u3089\u308c\u308b\u7406\u7531<\/strong><\/h3>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u8a2d\u8a08\u306b\u304a\u3044\u3066\u3001\u5b89\u5b9a\u3057\u305f\u57fa\u6e96\u96fb\u5727\u6e90\u306f\u9ad8\u7cbe\u5ea6\u306a\u52d5\u4f5c\u306e\u8981\u3068\u306a\u308a\u307e\u3059\u3002\u52d5\u4f5c\u74b0\u5883\u306b\u304a\u3044\u3066\u96fb\u6e90\u96fb\u5727\u3084\u6e29\u5ea6\u304c\u5909\u52d5\u3059\u308b\u5834\u5408\u3067\u3082\u3001\u57fa\u6e96\u3068\u306a\u308b\u96fb\u5727\u5024\u304c\u5909\u5316\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u51e6\u7406\u3084\u30d0\u30a4\u30a2\u30b9\u751f\u6210\u306e\u7cbe\u5ea6\u304c\u8457\u3057\u304f\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u7279\u306b\u30bb\u30f3\u30b5\u4fe1\u53f7\u51e6\u7406\u3084\u96fb\u6e90\u76e3\u8996\u3001ADC\/DAC\u306a\u3069\u306e\u6a5f\u80fd\u3067\u306f\u3001\u8aa4\u5dee\u304c\u88fd\u54c1\u5168\u4f53\u306e\u4fe1\u983c\u6027\u3084\u6027\u80fd\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u80cc\u666f\u304b\u3089\u3001\u6e29\u5ea6\u3084\u96fb\u6e90\u306e\u5909\u52d5\u306b\u5bfe\u3057\u3066\u5f71\u97ff\u3092\u53d7\u3051\u306b\u304f\u3044\u57fa\u6e96\u96fb\u5727\u306e\u751f\u6210\u304c\u6c42\u3081\u3089\u308c\u3001BGR\u306e\u3088\u3046\u306a\u5b89\u5b9a\u3057\u305f\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u56de\u8def\u306e\u91cd\u8981\u6027\u304c\u9ad8\u307e\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0\u56de\u8def\u8a2d\u8a08\u306b\u304a\u3051\u308bBGR\u306e\u6a5f\u80fd\u7684\u4f4d\u7f6e\u3065\u3051<\/strong><\/h3>\n\n\n\n

BGR\u306f\u30a2\u30ca\u30ed\u30b0ASIC\u5185\u306e\u8907\u6570\u306e\u6a5f\u80fd\u30d6\u30ed\u30c3\u30af\u306b\u57fa\u6e96\u96fb\u5727\u3092\u4f9b\u7d66\u3059\u308b\u30b3\u30a2\u56de\u8def\u306e\u4e00\u3064\u3067\u3059\u3002\u4ee3\u8868\u7684\u306a\u7528\u9014\u3068\u3057\u3066\u306f\u3001\u30aa\u30da\u30a2\u30f3\u30d7\u3084\u30d0\u30c3\u30d5\u30a1\u30a2\u30f3\u30d7\u306e\u30d0\u30a4\u30a2\u30b9\u751f\u6210\u3001ADC\u306e\u57fa\u6e96\u96fb\u5727\u6e90\u3001\u307e\u305f\u96fb\u5727\u691c\u51fa\u3084\u30ea\u30df\u30c3\u30bf\u56de\u8def\u306a\u3069\u306e\u30b9\u30ec\u30c3\u30b7\u30e7\u30eb\u30c9\u96fb\u5727\u306b\u3082\u5229\u7528\u3055\u308c\u307e\u3059\u3002\u56de\u8def\u5168\u4f53\u306e\u30aa\u30d5\u30bb\u30c3\u30c8\u7279\u6027\u3084\u30ea\u30cb\u30a2\u30ea\u30c6\u30a3\u3001\u5b89\u5b9a\u6027\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u305f\u3081\u3001BGR\u306e\u5b89\u5b9a\u6027\u3068\u7cbe\u5ea6\u306f\u3001\u30a2\u30ca\u30ed\u30b0ASIC\u5168\u4f53\u306e\u54c1\u8cea\u3092\u5de6\u53f3\u3059\u308b\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u8a2d\u8a08\u521d\u671f\u6bb5\u968e\u3067\u306eBGR\u4ed5\u69d8\u5b9a\u7fa9\u3068\u305d\u306e\u4f4d\u7f6e\u3065\u3051\u306f\u3001\u4ed6\u306e\u56de\u8def\u30d6\u30ed\u30c3\u30af\u306b\u5148\u884c\u3057\u3066\u6c7a\u5b9a\u3055\u308c\u308b\u3053\u3068\u3082\u73cd\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\u9ad8\u4fe1\u983c\u6027\u30a2\u30ca\u30ed\u30b0\u8a2d\u8a08\u306b\u304a\u3051\u308bBGR\u306e\u5f71\u97ff\u7bc4\u56f2<\/strong><\/h3>\n\n\n\n

\u9ad8\u4fe1\u983c\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u7523\u696d\u7528\u3084\u533b\u7642\u6a5f\u5668\u3001\u8eca\u8f09\u5411\u3051\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u9577\u671f\u9593\u306b\u308f\u305f\u308a\u4e00\u5b9a\u306e\u6027\u80fd\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u5fc5\u9808\u3067\u3059\u3002BGR\u306e\u8a2d\u8a08\u306b\u304a\u3044\u3066\u3082\u3001\u6642\u9593\u7d4c\u904e\u306b\u3088\u308b\u30c9\u30ea\u30d5\u30c8\u3001\u8ca0\u8377\u5909\u52d5\u6642\u306e\u5b89\u5b9a\u6027\u3001\u6e29\u5ea6\u30b5\u30a4\u30af\u30eb\u306b\u5bfe\u3059\u308b\u518d\u73fe\u6027\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30b9\u30c8\u30ec\u30b9\u6761\u4ef6\u306b\u8010\u3048\u3046\u308b\u6027\u80fd\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002BGR\u304c\u4e0d\u5b89\u5b9a\u3067\u3042\u308c\u3070\u3001\u305d\u308c\u306b\u4f9d\u5b58\u3059\u308b\u30d0\u30a4\u30a2\u30b9\u96fb\u5727\u3084\u3057\u304d\u3044\u5024\u3082\u63fa\u3089\u304e\u3001\u6700\u7d42\u88fd\u54c1\u306e\u6027\u80fd\u3084\u4fe1\u983c\u6027\u306b\u76f4\u63a5\u60aa\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u30a2\u30ca\u30ed\u30b0ASIC\u8a2d\u8a08\u306b\u304a\u3044\u3066BGR\u306f\u5358\u306a\u308b\u88dc\u52a9\u56de\u8def\u3067\u306f\u306a\u304f\u3001\u88fd\u54c1\u54c1\u8cea\u306e\u57fa\u76e4\u3092\u62c5\u3046\u4e2d\u6838\u56de\u8def\u3068\u3057\u3066\u8a2d\u8a08\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

BGR\u306e\u539f\u7406\u3068\u57fa\u672c\u69cb\u6210<\/strong><\/h2>\n\n\n\n

BGR\u306f\u3001\u7570\u306a\u308b\u6e29\u5ea6\u4f9d\u5b58\u6027\u3092\u6301\u3064\u96fb\u5727\uff08PTAT\uff08Proportional To Absolute Temperature\uff09\u3068CTAT\uff08Complementary to Absolute Temperature\uff09\uff09\u3092\u52a0\u7b97\u3059\u308b\u3053\u3068\u3067\u3001\u6e29\u5ea6\u306b\u3088\u308b\u5909\u52d5\u3092\u6253\u3061\u6d88\u3057\u305f\u5b89\u5b9a\u3057\u305f\u96fb\u5727\u51fa\u529b\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002Brokaw\u578b\u306e\u3088\u3046\u306a\u5f93\u6765\u69cb\u6210\u304b\u3089\u3001\u30aa\u30da\u30a2\u30f3\u30d7\u30ec\u30b9\u578b\u3084\u96fb\u6d41\u51fa\u529b\u578b\u306a\u3069\u3001\u7528\u9014\u3084\u30d7\u30ed\u30bb\u30b9\u306b\u5fdc\u3058\u305f\u69cb\u6210\u306e\u591a\u69d8\u5316\u304c\u9032\u3093\u3067\u3044\u307e\u3059\u3002\u51fa\u529b\u96fb\u5727\u3084\u6e29\u5ea6\u4fc2\u6570\u3001PSRR\uff08Power Supply Rejection Ratio\uff09\u306a\u3069\u306e\u5b9a\u91cf\u6307\u6a19\u3092\u901a\u3058\u3066\u3001\u8981\u6c42\u3055\u308c\u308b\u6027\u80fd\u306b\u9069\u5408\u3057\u305fBGR\u3092\u9078\u5b9a\u30fb\u8a2d\u8a08\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n

PTAT\u3068CTAT\u7279\u6027\u306e\u6253\u3061\u6d88\u3057\u306b\u3088\u308b\u6e29\u5ea6\u88dc\u511f\u6a5f\u69cb<\/strong><\/h3>\n\n\n\n

BGR\u306f\u3001\u6e29\u5ea6\u306b\u3088\u3063\u3066\u76f4\u7dda\u7684\u306b\u5897\u52a0\u3059\u308bPTAT\u96fb\u5727\u3068\u3001\u9006\u306b\u6e29\u5ea6\u304c\u4e0a\u304c\u308b\u307b\u3069\u6e1b\u5c11\u3059\u308bCTAT\u96fb\u5727\u3092\u52a0\u7b97\u3059\u308b\u3053\u3068\u3067\u3001\u6e29\u5ea6\u4f9d\u5b58\u6027\u3092\u6253\u3061\u6d88\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u30b7\u30ea\u30b3\u30f3PN\u63a5\u5408\u306eVBE\u7279\u6027\u304cCTAT\u52d5\u4f5c\u3092\u793a\u3059\u4e00\u65b9\u3067\u3001\u62b5\u6297\u3068\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306e\u7279\u6027\u3092\u7528\u3044\u3066\u5f97\u3089\u308c\u308b\u96fb\u5727\u304cPTAT\u52d5\u4f5c\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u9069\u5207\u306a\u6bd4\u7387\u3067\u52a0\u7b97\u3059\u308b\u3053\u3068\u3067\u3001\u6e29\u5ea6\u306b\u4f9d\u5b58\u3057\u306a\u3044\u57fa\u6e96\u96fb\u5727\u3001\u3059\u306a\u308f\u3061BGR\u51fa\u529b\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u624b\u6cd5\u306b\u3088\u308a\u3001\u6570\u5341\u2103\u301c\u6570\u767e\u2103\u306e\u5e83\u3044\u6e29\u5ea6\u7bc4\u56f2\u306b\u308f\u305f\u3063\u3066\u9ad8\u3044\u5b89\u5b9a\u6027\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n

Brokaw\u578b\u30fb\u30aa\u30da\u30a2\u30f3\u30d7\u30ec\u30b9\u578b\u306a\u3069\u306e\u4ee3\u8868\u7684\u69cb\u6210<\/strong><\/h3>\n\n\n\n

BGR\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u69cb\u6210\u65b9\u5f0f\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u6700\u3082\u4ee3\u8868\u7684\u306a\u306e\u304cBrokaw\u578b\u3068\u547c\u3070\u308c\u308b\u69cb\u6210\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30aa\u30da\u30a2\u30f3\u30d7\u30682\u3064\u306e\u30d0\u30a4\u30dd\u30fc\u30e9\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u3001\u304a\u3088\u3073\u62b5\u6297\u5668\u3067\u69cb\u6210\u3055\u308c\u3001\u6e29\u5ea6\u88dc\u511f\u3092\u884c\u3044\u306a\u304c\u3089\u4e00\u5b9a\u96fb\u5727\u3092\u51fa\u529b\u3057\u307e\u3059\u3002\u4e00\u65b9\u3067\u8fd1\u5e74\u3067\u306f\u3001\u4f4e\u6d88\u8cbb\u96fb\u529b\u5316\u3084\u5c0f\u9762\u7a4d\u5316\u3092\u76ee\u7684\u3068\u3057\u3066\u3001\u30aa\u30da\u30a2\u30f3\u30d7\u3092\u4f7f\u7528\u3057\u306a\u3044\u30aa\u30da\u30a2\u30f3\u30d7\u30ec\u30b9\u578b\u306eBGR\u3082\u6ce8\u76ee\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u30b7\u30f3\u30d7\u30eb\u306a\u56de\u8def\u69cb\u6210\u3067\u52d5\u4f5c\u3059\u308b\u305f\u3081\u3001\u4f4e\u30ce\u30a4\u30ba\u3084\u9ad8\u6e29\u74b0\u5883\u5411\u3051\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3082\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u69cb\u6210\u306e\u9078\u629e\u306f\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u3068\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u6761\u4ef6\u3084\u6027\u80fd\u8981\u4ef6\u306b\u3088\u308a\u6700\u9069\u5316\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u51fa\u529b\u96fb\u5727\u3001\u6e29\u5ea6\u4fc2\u6570\u3001\u8ca0\u8377\uff0f\u96fb\u6e90\u5909\u52d5\u8010\u6027\u306a\u3069\u306e\u8a2d\u8a08\u6307\u6a19<\/strong><\/h3>\n\n\n\n

BGR\u3092\u8a2d\u8a08\u3059\u308b\u969b\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u4e3b\u8981\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305a\u6700\u3082\u57fa\u672c\u3068\u306a\u308b\u306e\u304c\u51fa\u529b\u96fb\u5727\u3067\u3001\u4e00\u822c\u7684\u306b\u306f\u7d041.2V\u4ed8\u8fd1\u306b\u8a2d\u5b9a\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u6b21\u306b\u6e29\u5ea6\u4fc2\u6570\u306f\u3001\u305d\u306e\u5b89\u5b9a\u6027\u3092\u8a55\u4fa1\u3059\u308b\u4e0a\u3067\u91cd\u8981\u3067\u3001\u6570\u5341ppm\/\u2103\u4ee5\u4e0b\u3092\u76ee\u6a19\u3068\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u96fb\u6e90\u96fb\u5727\u306e\u5909\u5316\u306b\u5bfe\u3059\u308b\u51fa\u529b\u5909\u52d5\u3092\u793a\u3059PSRR\u3084\u3001\u51fa\u529b\u306b\u8ca0\u8377\u304c\u52a0\u308f\u3063\u305f\u5834\u5408\u306e\u96fb\u5727\u5909\u52d5\u3001\u3059\u306a\u308f\u3061\u8ca0\u8377\u5909\u52d5\u8010\u6027\u3082\u6027\u80fd\u6307\u6a19\u3068\u3057\u3066\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u7279\u6027\u3092\u30d0\u30e9\u30f3\u30b9\u826f\u304f\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u56de\u8def\u69cb\u6210\u3060\u3051\u3067\u306a\u304f\u3001\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306e\u9762\u7a4d\u6bd4\u3084\u62b5\u6297\u5024\u306e\u9078\u5b9a\u3082\u8a2d\u8a08\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u306b\u304a\u3051\u308b\u8a2d\u8a08\u4e0a\u306e\u5236\u7d04\u3068\u5de5\u592b<\/strong><\/h2>\n\n\n\n

PVT\u3070\u3089\u3064\u304d\u3001\u96d1\u97f3\u3001\u30c9\u30ea\u30d5\u30c8\u3001\u96fb\u6e90\u5909\u52d5\u306a\u3069\u3001\u30a2\u30ca\u30ed\u30b0ASIC\u306b\u304a\u3051\u308bBGR\u8a2d\u8a08\u306b\u306f\u8907\u5408\u7684\u306a\u5236\u7d04\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u6027\u80fd\u6307\u6a19\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u306f\u3001\u56de\u8def\u69cb\u6210\u3060\u3051\u3067\u306a\u304f\u3001\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u3084\u62b5\u6297\u6bd4\u306e\u7cbe\u5ea6\u3068\u3044\u3063\u305f\u30ec\u30d9\u30eb\u3067\u3082\u8a2d\u8a08\u4e0a\u306e\u5de5\u592b\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u4f4e\u6d88\u8cbb\u96fb\u529b\u3084\u5c0f\u9762\u7a4d\u3068\u3044\u3063\u305f\u88fd\u54c1\u8981\u6c42\u3092\u4e21\u7acb\u3055\u305b\u308b\u305f\u3081\u3001\u56de\u8def\u69cb\u6210\u306e\u7c21\u7d20\u5316\u3084\u96fb\u6d41\u306e\u6700\u9069\u5316\u306a\u3069\u3082\u5408\u308f\u305b\u3066\u691c\u8a0e\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

PVT\u3070\u3089\u3064\u304d\u306b\u5bfe\u3059\u308b\u8a2d\u8a08\u7684\u30a2\u30d7\u30ed\u30fc\u30c1<\/strong><\/h3>\n\n\n\n

\u534a\u5c0e\u4f53\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3051\u308b\u3070\u3089\u3064\u304d\u306f\u3001BGR\u306e\u51fa\u529b\u96fb\u5727\u3084\u6e29\u5ea6\u7279\u6027\u306b\u5927\u304d\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002\u8a2d\u8a08\u6bb5\u968e\u3067\u306f\u3001MOSFET\u3084\u30d0\u30a4\u30dd\u30fc\u30e9\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306e\u3057\u304d\u3044\u5024\u3001\u62b5\u6297\u5024\u306e\u5909\u52d5\u3092\u898b\u8d8a\u3057\u305f\u30de\u30fc\u30b8\u30f3\u8a2d\u8a08\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002PVT\u3070\u3089\u3064\u304d\u3092\u5438\u53ce\u3059\u308b\u305f\u3081\u306b\u3001\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306e\u9762\u7a4d\u6bd4\u3084\u62b5\u6297\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u5bfe\u79f0\u6027\u3092\u6d3b\u7528\u3059\u308b\u307b\u304b\u3001\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u6642\u306b\u306fMonte Carlo\u89e3\u6790\u3092\u7528\u3044\u3066\u7d71\u8a08\u7684\u306a\u5909\u52d5\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u7279\u5b9a\u7528\u9014\u3067\u306f\u30c8\u30ea\u30df\u30f3\u30b0\u6a5f\u69cb\u3092\u8a2d\u3051\u3066\u51fa\u8377\u6642\u306e\u88dc\u6b63\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u30d7\u30ed\u30bb\u30b9\u3070\u3089\u3064\u304d\u306b\u5bfe\u51e6\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u96d1\u97f3\u30fb\u30c9\u30ea\u30d5\u30c8\u30fbPSRR\u306a\u3069\u306e\u6027\u80fd\u6700\u9069\u5316<\/strong><\/h3>\n\n\n\n

BGR\u306e\u51fa\u529b\u306f\u3001\u56de\u8def\u5168\u4f53\u306b\u5e83\u304c\u308b\u57fa\u6e96\u3068\u306a\u308b\u305f\u3081\u3001\u96d1\u97f3\u7279\u6027\u306e\u6700\u9069\u5316\u306f\u91cd\u8981\u3067\u3059\u3002\u71b1\u96d1\u97f3\u3084\u30d5\u30ea\u30c3\u30ab\u30fc\u30ce\u30a4\u30ba\u3092\u6291\u5236\u3059\u308b\u305f\u3081\u306b\u3001\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306e\u9762\u7a4d\u3092\u9069\u5207\u306b\u78ba\u4fdd\u3057\u3001\u96fb\u6d41\u5bc6\u5ea6\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u30c9\u30ea\u30d5\u30c8\u7279\u6027\u306f\u3001\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306e\u30de\u30c3\u30c1\u30f3\u30b0\u3084\u6e29\u5ea6\u4f9d\u5b58\u6027\u306b\u3088\u3063\u3066\u5de6\u53f3\u3055\u308c\u308b\u305f\u3081\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u6bb5\u968e\u3067\u306e\u5de5\u592b\u3082\u4e0d\u53ef\u6b20\u3067\u3059\u3002PSRR\u306b\u3064\u3044\u3066\u306f\u3001\u96fb\u6e90\u5909\u52d5\u304c\u76f4\u63a5BGR\u51fa\u529b\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u305f\u3081\u3001\u30ab\u30b9\u30b3\u30fc\u30c9\u96fb\u6d41\u6e90\u3084\u30ec\u30ae\u30e5\u30ec\u30fc\u30bf\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u3063\u3066\u5909\u52d5\u3092\u6291\u5236\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8a2d\u8a08\u914d\u616e\u304cBGR\u306e\u9ad8\u4fe1\u983c\u6027\u3092\u652f\u3048\u307e\u3059\u3002<\/p>\n\n\n\n

\u30c1\u30c3\u30d7\u9762\u7a4d\u30fb\u6d88\u8cbb\u96fb\u529b\u3068\u306e\u30d0\u30e9\u30f3\u30b9\u8a2d\u8a08<\/strong><\/h3>\n\n\n\n

BGR\u306f\u901a\u5e38\u3001\u56de\u8def\u306e\u57fa\u672c\u6a5f\u80fd\u3092\u652f\u3048\u308b\u304c\u3086\u3048\u306b\u3001\u305d\u306e\u6027\u80fd\u3092\u8ffd\u6c42\u3059\u308b\u3068\u9762\u7a4d\u3084\u96fb\u529b\u3092\u591a\u304f\u6d88\u8cbb\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u5b9f\u969b\u306e\u8a2d\u8a08\u3067\u306f\u3001\u9762\u7a4d\u3084\u6d88\u8cbb\u96fb\u529b\u306b\u53b3\u3057\u3044\u5236\u7d04\u304c\u3042\u308b\u5834\u5408\u3001\u30aa\u30da\u30a2\u30f3\u30d7\u30ec\u30b9\u578b\u306eBGR\u3084\u96fb\u6d41\u91cf\u3092\u4f4e\u6e1b\u3057\u305f\u69cb\u6210\u304c\u63a1\u7528\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u30ec\u30a4\u30a2\u30a6\u30c8\u9762\u3067\u306f\u3001\u56de\u8def\u8981\u7d20\u306e\u914d\u7f6e\u3084\u91d1\u5c5e\u914d\u7dda\u5c64\u306e\u6d3b\u7528\u306b\u3088\u3063\u3066\u3001\u5bc4\u751f\u6210\u5206\u306e\u5f71\u97ff\u3092\u6291\u3048\u3064\u3064\u9762\u7a4d\u3092\u52b9\u7387\u5316\u3059\u308b\u624b\u6cd5\u304c\u53d6\u3089\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u4f4e\u6d88\u8cbb\u96fb\u529b\u52d5\u4f5c\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u3001\u96fb\u6e90\u96fb\u5727\u306e\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3084\u30b9\u30ea\u30fc\u30d7\u6a5f\u80fd\u3068\u306e\u5354\u8abf\u8a2d\u8a08\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u5b9f\u8df5\u4f8b\u3068\u5148\u7aef\u6280\u8853<\/strong><\/h2>\n\n\n\n

\u9ad8\u7cbe\u5ea6\u30d7\u30ea\u30a2\u30f3\u30d7\u3001\u30bb\u30f3\u30b5\u4fe1\u53f7\u51e6\u7406\u3001\u4f4e\u96fb\u5727\u5236\u5fa1\u56de\u8def\u306a\u3069\u3001BGR\u306f\u591a\u304f\u306e\u30a2\u30ca\u30ed\u30b0ASIC\u306b\u5fdc\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3084\u52d5\u4f5c\u6761\u4ef6\u306b\u5fdc\u3058\u3066\u69cb\u6210\u3082\u591a\u69d8\u5316\u3057\u3066\u3044\u307e\u3059\u3002\u5e83\u6e29\u5ea6\u7bc4\u56f2\u5bfe\u5fdc\u306e\u9ad8\u6b21\u88dc\u511f\u3084\u3001\u30c1\u30e7\u30c3\u30d1\u65b9\u5f0f\u306b\u3088\u308b\u30c9\u30ea\u30d5\u30c8\u4f4e\u6e1b\u306a\u3069\u3001\u7528\u9014\u7279\u5316\u578b\u306eBGR\u6280\u8853\u3082\u767b\u5834\u3057\u3066\u304a\u308a\u3001\u5fae\u5c0f\u4fe1\u53f7\u306e\u5b89\u5b9a\u5316\u3084\u7701\u96fb\u529b\u52d5\u4f5c\u306e\u5b9f\u73fe\u306b\u8ca2\u732e\u3057\u3066\u3044\u307e\u3059\u3002\u5b9f\u88c5\u4e8b\u4f8b\u306e\u84c4\u7a4d\u306b\u3088\u308a\u8a2d\u8a08\u306e\u9078\u629e\u80a2\u3082\u5e83\u304c\u308a\u3064\u3064\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

ASIC\u30d7\u30ea\u30a2\u30f3\u30d7\u306a\u3069\u306b\u304a\u3051\u308bBGR\u306e\u5fdc\u7528\u4f8b<\/strong><\/h3>\n\n\n\n

\u30bb\u30f3\u30b5\u4fe1\u53f7\u306e\u5fae\u5c0f\u306a\u5909\u5316\u3092\u691c\u51fa\u3059\u308b\u30d7\u30ea\u30a2\u30f3\u30d7\u56de\u8def\u3067\u306f\u3001\u30d0\u30a4\u30a2\u30b9\u96fb\u6d41\u3084\u30aa\u30d5\u30bb\u30c3\u30c8\u96fb\u5727\u306e\u5b89\u5b9a\u6027\u304c\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u7528\u9014\u3067\u306f\u3001BGR\u306f\u30aa\u30da\u30a2\u30f3\u30d7\u3084\u96fb\u6d41\u6e90\u306e\u57fa\u6e96\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u6e29\u5ea6\u5909\u52d5\u3084\u96fb\u6e90\u5909\u52d5\u306e\u5f71\u97ff\u3092\u6291\u3048\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u5b9f\u969b\u3001\u5730\u78c1\u6c17\u30bb\u30f3\u30b5\u3084\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u306e\u4fe1\u53f7\u51e6\u7406ASIC\u306a\u3069\u3067\u306f\u3001BGR\u3092\u4e2d\u5fc3\u3068\u3057\u305f\u9ad8\u7cbe\u5ea6\u306a\u30d0\u30a4\u30a2\u30b9\u4f9b\u7d66\u7db2\u304c\u69cb\u6210\u3055\u308c\u3001\u6570\u03bcV\u30ec\u30d9\u30eb\u306e\u5fae\u5c0f\u4fe1\u53f7\u3092\u6271\u3046\u4e0a\u3067\u6b20\u304b\u305b\u306a\u3044\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u69cb\u6210\u306f\u3001\u9ad8\u7cbe\u5ea6\u8a08\u6e2c\u56de\u8def\u306e\u57fa\u76e4\u6280\u8853\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n\n\n\n

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\u307e\u3068\u3081<\/strong><\/h2>\n\n\n\n

BGR\u306f\u30a2\u30ca\u30ed\u30b0ASIC\u306e\u57fa\u790e\u3092\u652f\u3048\u308b\u56de\u8def\u3067\u3042\u308a\u3001\u305d\u306e\u7cbe\u5ea6\u3084\u5b89\u5b9a\u6027\u304c\u6700\u7d42\u88fd\u54c1\u306e\u4fe1\u983c\u6027\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002\u6e29\u5ea6\u7279\u6027\u3084\u96fb\u6e90\u8010\u6027\u3001\u9577\u671f\u30c9\u30ea\u30d5\u30c8\u306a\u3069\u3001\u591a\u304f\u306e\u8a2d\u8a08\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308a\u306a\u304c\u3089\u6700\u9069\u5316\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5fae\u7d30\u5316\u3084\u4f4e\u96fb\u5727\u5316\u304c\u9032\u3080\u4e2d\u3067\u3001BGR\u306e\u8a2d\u8a08\u6280\u8853\u3082\u9ad8\u5ea6\u5316\u3057\u3001\u30d7\u30ed\u30bb\u30b9\u5909\u52d5\u3078\u306e\u5bfe\u5fdc\u3084\u30aa\u30f3\u30c1\u30c3\u30d7\u88dc\u6b63\u6a5f\u80fd\u306e\u5c0e\u5165\u304c\u9032\u3093\u3067\u3044\u307e\u3059\u3002\u9ad8\u4fe1\u983c\u6027\u3092\u8981\u6c42\u3055\u308c\u308b\u5206\u91ce\u3067\u306f\u7279\u306b\u305d\u306e\u91cd\u8981\u6027\u304c\u9ad8\u307e\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u8a2d\u8a08\u306b\u304a\u3051\u308bBGR\u306e\u8981\u70b9\u6574\u7406<\/strong><\/h3>\n\n\n\n

BGR\u306f\u6e29\u5ea6\u3084\u96fb\u6e90\u5909\u52d5\u306b\u5bfe\u3059\u308b\u8010\u6027\u3092\u6301\u3064\u57fa\u6e96\u96fb\u5727\u6e90\u3068\u3057\u3066\u3001\u30a2\u30ca\u30ed\u30b0ASIC\u306e\u6027\u80fd\u3092\u652f\u3048\u308b\u4e2d\u6838\u7684\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u305d\u306e\u5b89\u5b9a\u6027\u3001\u30ce\u30a4\u30ba\u8010\u6027\u3001PVT\u3070\u3089\u3064\u304d\u3078\u306e\u5bfe\u5fdc\u529b\u306f\u3001\u30a2\u30ca\u30ed\u30b0\u8a2d\u8a08\u5168\u4f53\u306e\u54c1\u8cea\u3092\u5de6\u53f3\u3057\u307e\u3059\u3002\u8a2d\u8a08\u521d\u671f\u3067\u306e\u4ed5\u69d8\u5b9a\u7fa9\u3001\u30c8\u30dd\u30ed\u30b8\u9078\u5b9a\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u8a08\u306a\u3069\u3001\u8907\u6570\u306e\u89b3\u70b9\u304b\u3089\u6700\u9069\u5316\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u7279\u306b\u9ad8\u4fe1\u983c\u6027\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u8a2d\u8a08\u30de\u30fc\u30b8\u30f3\u306e\u78ba\u4fdd\u3068\u9577\u671f\u5b89\u5b9a\u6027\u306e\u8a55\u4fa1\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002BGR\u8a2d\u8a08\u306f\u3001\u30a2\u30ca\u30ed\u30b0\u56de\u8def\u958b\u767a\u306e\u6210\u529f\u3092\u5de6\u53f3\u3059\u308b\u6c7a\u5b9a\u7684\u306a\u8981\u7d20\u3067\u3059\u3002<\/p>\n\n\n\n

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BGR\u304c\u4e0d\u5b89\u5b9a\u306a\u5834\u5408\u3001\u305d\u308c\u306b\u4f9d\u5b58\u3059\u308b\u56de\u8def\u30d6\u30ed\u30c3\u30af\u3082\u4e00\u69d8\u306b\u6027\u80fd\u52a3\u5316\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070ADC\u306e\u30aa\u30d5\u30bb\u30c3\u30c8\u8aa4\u5dee\u5897\u5927\u3001\u96fb\u6e90\u76e3\u8996\u56de\u8def\u306e\u8aa4\u52d5\u4f5c\u306a\u3069\u3001\u88fd\u54c1\u5168\u4f53\u306e\u4fe1\u983c\u6027\u4f4e\u4e0b\u3092\u62db\u304d\u307e\u3059\u3002\u9006\u306b\u8a00\u3048\u3070\u3001BGR\u306e\u5b89\u5b9a\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u3067\u3001\u5168\u4f53\u8a2d\u8a08\u306b\u304a\u3051\u308b\u88dc\u6b63\u56de\u8def\u3084\u5197\u9577\u8a2d\u8a08\u306e\u8ca0\u62c5\u3092\u8efd\u6e1b\u3057\u3001\u30b7\u30f3\u30d7\u30eb\u304b\u3064\u9ad8\u6027\u80fd\u306a\u69cb\u6210\u304c\u5b9f\u73fe\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002BGR\u306e\u6027\u80fd\u5411\u4e0a\u306f\u3001\u7d50\u679c\u7684\u306b\u88fd\u54c1\u306e\u9577\u671f\u4fe1\u983c\u6027\u3068\u5e02\u5834\u7af6\u4e89\u529b\u306b\u76f4\u7d50\u3059\u308b\u6226\u7565\u7684\u8981\u7d20\u3068\u306a\u308a\u307e\u3059\u3002\u4fe1\u983c\u6027\u91cd\u8996\u306e\u56de\u8def\u8a2d\u8a08\u3067\u306f\u4e0d\u53ef\u6b20\u306a\u89b3\u70b9\u3067\u3059\u3002<\/p>\n\n\n\n

\u4eca\u5f8c\u306eBGR\u6280\u8853\u3068\u30a2\u30ca\u30ed\u30b0ASIC\u3068\u306e\u878d\u5408\u5c55\u671b<\/strong><\/h3>\n\n\n\n

\u4eca\u5f8c\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u5fae\u7d30\u5316\u3084\u4f4e\u96fb\u5727\u52d5\u4f5c\u304c\u9032\u884c\u3059\u308b\u4e2d\u3067\u3001BGR\u306b\u3082\u3055\u3089\u306a\u308b\u9032\u5316\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002FinFET\u3084FDSOI\u306a\u3069\u65b0\u3057\u3044CMOS\u6280\u8853\u3078\u306e\u9069\u5fdc\u3001\u30aa\u30f3\u30c1\u30c3\u30d7\u30c8\u30ea\u30df\u30f3\u30b0\u6280\u8853\u306e\u9ad8\u5ea6\u5316\u3001\u3055\u3089\u306b\u306f\u81ea\u5df1\u8a3a\u65ad\u6a5f\u80fd\u3092\u6301\u3064\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8BGR\u306a\u3069\u304c\u7814\u7a76\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u96fb\u6e90\u7ba1\u7406\u3068\u9023\u643a\u3059\u308bBGR\u5236\u5fa1\u6a5f\u69cb\u306e\u958b\u767a\u3082\u9032\u3093\u3067\u304a\u308a\u3001\u30a2\u30ca\u30ed\u30b0\u8a2d\u8a08\u3068\u30c7\u30b8\u30bf\u30eb\u5236\u5fa1\u306e\u878d\u5408\u304c\u4eca\u5f8c\u306e\u8a2d\u8a08\u30c8\u30ec\u30f3\u30c9\u3068\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u4e16\u4ee3ASIC\u8a2d\u8a08\u306b\u304a\u3051\u308bBGR\u306e\u4f4d\u7f6e\u3065\u3051\u306f\u3055\u3089\u306b\u91cd\u8981\u6027\u3092\u5897\u3057\u3066\u3044\u304f\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

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