{"id":4544,"date":"2024-06-07T10:50:40","date_gmt":"2024-06-07T02:50:40","guid":{"rendered":"https:\/\/www.hotchip.com.cn\/?post_type=product&p=4544"},"modified":"2024-08-14T13:41:18","modified_gmt":"2024-08-14T05:41:18","slug":"hx0542","status":"publish","type":"product","link":"https:\/\/www.hotchip.com.cn\/hx0542\/","title":{"rendered":"USB\u5f00\u5173IC HX0542"},"content":{"rendered":"
HX0542\u96c6\u6210\u4e86\u8fc7\u7535\u6d41\u4fdd\u62a4\u7535\u8def\u3001\u77ed\u8def\u6298\u53e0\u56de\u7535\u8def\u3001\u70ed\u5173\u95ed\u7535\u8def\u548c\u6b20\u538b\u9501\u5b9a\u7535\u8def\u8fdb\u884c\u6574\u4f53\u4fdd\u62a4\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u8f93\u51fa\u4e00\u4e2a\u6807\u5fd7\uff0c\u5411\u672c\u5730USB\u63a7\u5236\u5668\u6307\u793a\u6545\u969c\u60c5\u51b5\u3002\u6b64\u5916\uff0c\u8be5\u82af\u7247\u8fd8\u96c6\u6210\u4e86\u4e00\u4e2a\u5d4c\u5165\u5f0f\u5ef6\u8fdf\u529f\u80fd\uff0c\u4ee5\u9632\u6b62\u7531\u4e8e\u51b2\u51fb\u7535\u6d41\u9020\u6210\u7684\u8bef\u64cd\u4f5c\u53d1\u751f\u3002HX0542\u662f\u4e00\u4e2a\u7406\u60f3\u7684USB\u7535\u6e90\u89e3\u51b3\u65b9\u6848\uff0c\u53ef\u4ee5\u652f\u6301\u7075\u6d3b\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u5728SOT-23-5\u548cSOT-23-3\u5305\u3002<\/p>\n
1\u3001\u89c4\u683c\u53c2\u6570<\/b><\/strong><\/p>\n VIN=5V\uff0cCIN=10uF\uff0cCOUT=0.1uF\uff0cTJ=25\u2103\uff0c\u9664\u975e\u53e6\u6709\u89c4\u5b9a<\/p>\n 2\u3001\u4ea7\u54c1\u7279\u6027<\/b><\/strong><\/p>\n 3\u3001\u5178\u578b\u5e94\u7528\u7535\u8def\u56fe<\/strong><\/p>\n <\/p>\n 4\u3001\u7ba1\u811a\u56fe\u53ca\u529f\u80fd\u8bf4\u660e<\/strong><\/p>\n <\/p>\n <\/p>\n","protected":false},"excerpt":{"rendered":"\n\n
\n \u53c2\u6570<\/strong><\/td>\n \u7b26\u53f7<\/strong><\/td>\n \u6d4b\u8bd5\u6761\u4ef6<\/strong><\/td>\n \u6700\u5c0f\u503c<\/strong><\/td>\n \u5178\u578b\u503c<\/strong><\/td>\n \u6700\u5927\u503c<\/strong><\/td>\n \u5355\u4f4d<\/strong><\/td>\n<\/tr>\n \n \u8f93\u5165\u7535\u538bVIN\u8303\u56f4<\/td>\n VIN<\/td>\n <\/td>\n 2.5<\/td>\n —<\/td>\n 5.5<\/td>\n V<\/td>\n<\/tr>\n \n VIN POR\u9608\u503c<\/td>\n VINPOR<\/td>\n <\/td>\n —<\/td>\n 2.2<\/td>\n 2.5<\/td>\n V<\/td>\n<\/tr>\n \n \u9759\u6001\u7535\u6d41<\/td>\n IQ<\/td>\n Iout = 0mA<\/td>\n —<\/td>\n 60<\/td>\n 80<\/td>\n uA<\/td>\n<\/tr>\n \n \u5173\u95ed\u7535\u6d41<\/td>\n ISD<\/td>\n ENB = 5V<\/td>\n —<\/td>\n 0.1<\/td>\n 1<\/td>\n uA<\/td>\n<\/tr>\n \n RDS\u6253\u5f00<\/td>\n RDSON<\/td>\n Iout = 500mA<\/td>\n —<\/td>\n 58<\/td>\n 78<\/td>\n m\u03a9<\/td>\n<\/tr>\n \n \u00a0\u53cd\u5411\u6f0f\u6cc4\u7535\u6d41<\/td>\n IREV<\/td>\n Vin = 0V, Vout = 5V<\/td>\n —<\/td>\n 0.1<\/td>\n 2<\/td>\n uA<\/td>\n<\/tr>\n \n \u8f6f\u542f\u52a8\u65f6\u95f4<\/td>\n TSS<\/td>\n <\/td>\n —<\/td>\n 1.5<\/td>\n 2.5<\/td>\n mS<\/td>\n<\/tr>\n \n \u542f\u7528\u9ad8\u7ea7<\/td>\n VEN<\/td>\n <\/td>\n 1.2<\/td>\n —<\/td>\n —<\/td>\n V<\/td>\n<\/tr>\n \n \u5173\u95ed\u4f4e\u7535\u5e73<\/td>\n VSD<\/td>\n <\/td>\n —<\/td>\n —<\/td>\n 0.5<\/td>\n V<\/td>\n<\/tr>\n \n EN\u8f93\u5165\u7535\u6d41<\/td>\n IEN<\/td>\n VIN=VCC= VEN =5V, IOUT=0A, VOUT=VREF<\/td>\n —<\/td>\n 0.1<\/td>\n 1<\/td>\n uA<\/td>\n<\/tr>\n \n FLG\u8f93\u51fa\u7535\u963b\u5668<\/td>\n RFLG<\/td>\n ISINK = 1mA<\/td>\n —<\/td>\n 20<\/td>\n 80<\/td>\n \u03a9<\/td>\n<\/tr>\n \n FLG\u5173\u95ed\u7535\u6d41<\/td>\n IFLG_OFF<\/td>\n VFLG = 5V<\/td>\n —<\/td>\n 0.1<\/td>\n 1<\/td>\n uA<\/td>\n<\/tr>\n \n FLG\u5ef6\u8fdf\u65f6\u95f4<\/td>\n TDELAY<\/td>\n <\/td>\n 8<\/td>\n 15<\/td>\n 22<\/td>\n mS<\/td>\n<\/tr>\n \n VOUT\u653e\u7535\u7535\u963b<\/td>\n RDIS<\/td>\n <\/td>\n —<\/td>\n 100<\/td>\n —<\/td>\n \u03a9<\/td>\n<\/tr>\n \n \u8fc7\u7535\u6d41\u9608\u503c<\/td>\n IOCP<\/td>\n <\/td>\n 2.2<\/td>\n 2.9<\/td>\n 3.6<\/td>\n A<\/td>\n<\/tr>\n \n VOUT\u77ed\u8def\u7535\u6d41<\/td>\n ISC<\/td>\n <\/td>\n <\/td>\n 1.8<\/td>\n <\/td>\n A<\/td>\n<\/tr>\n \n \u70ed\u5173\u95ed\u6e29\u5ea6<\/td>\n TSD<\/td>\n <\/td>\n —<\/td>\n 160<\/td>\n —<\/td>\n C<\/td>\n<\/tr>\n \n \u70ed\u5173\u95ed\u8fdf\u6ede<\/td>\n TSDHY<\/td>\n <\/td>\n —<\/td>\n 30<\/td>\n —<\/td>\n C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \n
\n\n
\n \u5f15\u811a\u540d<\/strong><\/td>\n Pin No. SOT-23-5<\/strong><\/td>\n Pin No. SOT-23-3<\/strong><\/td>\n \u5f15\u811a\u529f\u80fd<\/strong><\/td>\n<\/tr>\n \n VOUT<\/td>\n 1<\/td>\n 2<\/td>\n \u8f93\u51fa\u7535\u538b<\/td>\n<\/tr>\n \n GND<\/td>\n 2<\/td>\n 3<\/td>\n \u5730<\/td>\n<\/tr>\n \n FLGB<\/td>\n 3<\/td>\n –<\/td>\n \u6545\u969c\u6807\u5fd7\u8f93\u51fa\u6761<\/td>\n<\/tr>\n \n EN \/ ENB<\/td>\n 4<\/td>\n –<\/td>\n \u82af\u7247\u542f\u7528\uff08\u6709\u6e90\u9ad8\u4f4e\uff09<\/td>\n<\/tr>\n \n VIN<\/td>\n 5<\/td>\n 1<\/td>\n \u529f\u7387\u8f93\u5165\u7535\u538b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n