{"id":4012,"date":"2024-05-27T17:27:37","date_gmt":"2024-05-27T09:27:37","guid":{"rendered":"https:\/\/www.hotchip.com.cn\/?post_type=product&p=4012"},"modified":"2024-08-13T11:01:01","modified_gmt":"2024-08-13T03:01:01","slug":"ht4928s","status":"publish","type":"product","link":"https:\/\/www.hotchip.com.cn\/ht4928s\/","title":{"rendered":"\u79fb\u52a8\u7535\u6e90\u7ba1\u7406\u65b9\u6848HT4928S"},"content":{"rendered":"
1\u3001\u89c4\u683c\u53c2\u6570<\/b><\/strong><\/p>\n \uff08\u9664\u7279\u6b8a\u8bf4\u660e\u5916\uff0c\u6240\u6709\u53c2\u6570\u5747\u5728\u5ba4\u6e29\u4e0b\u6d4b\u5f97\uff0c\u5e76\u4ee5 GND \u7aef\u7535\u4f4d\u4e3a 0 \u7535\u4f4d\uff09<\/p>\n 2\u3001\u4ea7\u54c1\u7279\u6027<\/b><\/strong><\/p>\n 3\u3001\u5178\u578b\u5e94\u7528\u7535\u8def\u56fe<\/strong><\/p>\n 4\u3001\u7ba1\u811a\u56fe\u53ca\u529f\u80fd\u8bf4\u660e<\/strong><\/p>\n 5\u3001\u529f\u80fd\u7279\u8272<\/strong><\/p>\n \uff081\uff09\u5145\u7535\u7ba1\u7406\u6a21\u5757<\/p>\n \uff082\uff09\u5347\u538b\u6a21\u5757<\/p>\n \uff083\uff09\u8fb9\u5145\u8fb9\u653e\u81ea\u52a8\u8f6c\u6362\u6a21\u5757<\/p>\n \uff084\uff09\u5145\u653e\u7535\u6307\u793a\u706f<\/p>\n \uff085\uff09\u5355\u7aef\u53e3\u653e\u7535\u65f6\u5145\u7535\u5668\u68c0\u6d4b<\/p>\n \uff086\uff09PCB LAYOUT\u53c2\u8003<\/p>\n \uff087\uff09\u9759\u7535\u9632\u62a4\u63aa\u65bd<\/p>\n","protected":false},"excerpt":{"rendered":"\n\n
\n \u7b26\u53f7<\/strong><\/td>\n \u7279\u6027<\/strong><\/td>\n \u6d4b\u8bd5\u6761\u4ef6<\/strong><\/td>\n \u5355\u4f4d<\/strong><\/td>\n Min<\/strong><\/td>\n Typ<\/strong><\/td>\n Max<\/strong><\/td>\n<\/tr>\n \n \u7cfb\u7edf\u53c2\u6570<\/td>\n<\/tr>\n \n VIN<\/td>\n \u8f93\u5165\u7535\u538b\u8303\u56f4<\/td>\n <\/td>\n V<\/td>\n 4.5<\/td>\n 5<\/td>\n 5.5<\/td>\n<\/tr>\n \n Vbat<\/td>\n \u7535\u6c60\u7535\u538b<\/td>\n <\/td>\n V<\/td>\n 2.95<\/td>\n <\/td>\n 4.4<\/td>\n<\/tr>\n \n \u5145\u7535\u53c2\u6570<\/td>\n<\/tr>\n \n VIN \u6389\u7535\u76d1\u6d4b<\/td>\n VIN \u4ece\u4f4e\u5230\u9ad8<\/td>\n Vin>BAT<\/td>\n mV<\/td>\n <\/td>\n 250<\/td>\n <\/td>\n<\/tr>\n \n <\/td>\n VIN \u4ece\u9ad8\u5230\u4f4e<\/td>\n Vin>BAT<\/td>\n mV<\/td>\n <\/td>\n 50<\/td>\n <\/td>\n<\/tr>\n \n Vfloat<\/td>\n \u6d6e\u5145\u95e8\u69db\u7535\u538b<\/td>\n <\/td>\n V<\/td>\n 4.158<\/td>\n 4.20<\/td>\n 4.242<\/td>\n<\/tr>\n \n Ichg<\/td>\n \u5145\u7535\u7535\u6d41<\/td>\n VIN=4.75-5.25V<\/td>\n A<\/td>\n <\/td>\n 0.8<\/td>\n <\/td>\n<\/tr>\n \n VTRKL<\/td>\n \u6d93\u6d41\u8f6c\u6052\u6d41<\/td>\n VBAT \u4ece\u4f4e\u5230\u9ad8<\/td>\n V<\/td>\n <\/td>\n 2.8<\/td>\n <\/td>\n<\/tr>\n \n VTRHYS<\/td>\n \u6d93\u6d41\u5145\u7535\u8fdf\u6ede\u7535\u538b<\/td>\n <\/td>\n mV<\/td>\n <\/td>\n 100<\/td>\n <\/td>\n<\/tr>\n \n VRECHG<\/td>\n \u590d\u5145\u95e8\u69db\u7535\u538b<\/td>\n <\/td>\n V<\/td>\n <\/td>\n 4.1<\/td>\n <\/td>\n<\/tr>\n \n \u653e\u7535\u53c2\u6570<\/td>\n<\/tr>\n \n Vo<\/td>\n \u5347\u538b\u7cfb\u7edf\u8f93\u51fa\u7535\u538b<\/td>\n <\/td>\n V<\/td>\n 4.95<\/td>\n 5.1<\/td>\n 5.25<\/td>\n<\/tr>\n \n Iout<\/td>\n \u8f93\u51fa\u7535\u6d41<\/td>\n BAT=3.6V
\nVout>4.8V<\/td>\nA<\/td>\n <\/td>\n 0.8<\/td>\n <\/td>\n<\/tr>\n \n VOVP<\/td>\n \u8f93\u51fa\u8fc7\u538b\u4fdd\u62a4<\/td>\n <\/td>\n V<\/td>\n <\/td>\n 5.8<\/td>\n <\/td>\n<\/tr>\n \n VOVP_DIS<\/td>\n <\/td>\n <\/td>\n V<\/td>\n <\/td>\n 5.4<\/td>\n <\/td>\n<\/tr>\n \n VUVLO<\/td>\n \u5347\u538b\u6b20\u538b\u4fdd\u62a4<\/td>\n BAT \u7531\u9ad8\u5230\u4f4e<\/td>\n V<\/td>\n <\/td>\n 2.95<\/td>\n <\/td>\n<\/tr>\n \n VUVLO_R<\/td>\n \u5347\u538b\u6b20\u538b\u6062\u590d<\/td>\n BAT \u7531\u4f4e\u5230\u9ad8<\/td>\n V<\/td>\n <\/td>\n 3.20<\/td>\n <\/td>\n<\/tr>\n \n IBAT1<\/td>\n <\/td>\n Vout=5.5V\uff0cNo switching<\/td>\n mA<\/td>\n <\/td>\n 0.2<\/td>\n <\/td>\n<\/tr>\n \n IBAT2<\/td>\n <\/td>\n Vout=4.5V\uff0cswitching<\/td>\n mA<\/td>\n <\/td>\n 1<\/td>\n <\/td>\n<\/tr>\n \n Iauto_off<\/td>\n \u81ea\u52a8\u5173\u673a\u8d1f\u8f7d\u7535\u6d41<\/td>\n BAT=3.6V
\nCout=20uF<\/td>\nmA<\/td>\n <\/td>\n 60<\/td>\n <\/td>\n<\/tr>\n \n Iq<\/td>\n \u9759\u6001\u7535\u6d41<\/td>\n BAT=3.6V<\/td>\n uA<\/td>\n <\/td>\n 13<\/td>\n 30<\/td>\n<\/tr>\n \n FOSC<\/td>\n \u5de5\u4f5c\u9891\u7387<\/td>\n <\/td>\n MHz<\/td>\n <\/td>\n 1<\/td>\n <\/td>\n<\/tr>\n \n OTP<\/td>\n \u8fc7\u6e29\u4fdd\u62a4<\/td>\n <\/td>\n degC<\/td>\n <\/td>\n 150<\/td>\n <\/td>\n<\/tr>\n \n OTP_HYS<\/td>\n \u8fdf\u6ede<\/td>\n <\/td>\n degC<\/td>\n <\/td>\n 20<\/td>\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \n
<\/p>\n
\n\n
\n \n \u5f15\u811a\u540d<\/strong><\/td>\n \u5f15\u811a\u53f7<\/strong><\/td>\n \u529f\u80fd\u8bf4\u660e<\/strong><\/td>\n<\/tr>\n \n L1<\/td>\n 1<\/td>\n \u6307\u793a\u706f 1<\/td>\n<\/tr>\n \n L2<\/td>\n 2<\/td>\n \u6307\u793a\u706f 2<\/td>\n<\/tr>\n \n BTP<\/td>\n 3<\/td>\n \u7535\u6c60\u7aef<\/td>\n<\/tr>\n \n VOUT<\/td>\n 4<\/td>\n \u8f93\u51fa\u7535\u538b\u53cd\u9988<\/td>\n<\/tr>\n \n VO\/IN<\/td>\n 5<\/td>\n \u8f93\u51fa\/\u8f93\u5165\u7aef<\/td>\n<\/tr>\n \n LX<\/td>\n 6<\/td>\n \u7535\u611f<\/td>\n<\/tr>\n \n PGND<\/td>\n 7<\/td>\n \u529f\u7387\u5730<\/td>\n<\/tr>\n \n AGND<\/td>\n 8<\/td>\n \u6a21\u62df\u5730<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n