{"id":4862,"date":"2024-06-14T17:05:44","date_gmt":"2024-06-14T09:05:44","guid":{"rendered":"https:\/\/www.hotchip.com.cn\/?post_type=product&p=4862"},"modified":"2024-08-13T14:16:19","modified_gmt":"2024-08-13T06:16:19","slug":"ht4054h","status":"publish","type":"product","link":"https:\/\/www.hotchip.com.cn\/ht4054h\/","title":{"rendered":"\u5e26OVP\u7684\u9ad8\u538b\u7ebf\u6027\u9502\u79bb\u5b50\u7535\u6c60\u5145\u7535\u7ba1\u7406IC HT4054H"},"content":{"rendered":"

HT4054H\u53ef\u4ee5\u9002\u5408USB\u7535\u6e90\u548c\u9002\u914d\u5668\u7535\u6e90\u5de5\u4f5c\u3002 \u7531\u4e8e\u91c7\u7528\u4e86\u5185\u90e8PMOSFET\u67b6\u6784\uff0c\u52a0\u4e0a\u9632\u5012\u5145\u7535\u8def\uff0c\u6240\u4ee5\u4e0d\u9700\u8981\u5916\u90e8\u68c0\u6d4b\u7535\u963b\u548c\u9694\u79bb\u4e8c\u6781\u7ba1\u3002\u70ed\u53cd\u9988\u53ef\u5bf9\u5145\u7535\u7535\u6d41\u8fdb\u884c\u8c03\u8282\uff0c\u4ee5\u4fbf\u5728\u5927\u529f\u7387\u64cd\u4f5c\u6216\u9ad8\u73af\u5883\u6e29\u5ea6\u6761\u4ef6\u4e0b\u5bf9\u82af\u7247\u6e29\u5ea6\u52a0\u4ee5\u9650\u5236\u3002\u5145\u7535\u7535\u538b\u56fa\u5b9a\u4e8e4.2V\uff0c\u800c\u5145\u7535\u7535\u6d41\u53ef\u901a\u8fc7\u4e00\u4e2a\u7535\u963b\u8fdb\u884c\u5916\u90e8\u8bbe\u7f6e\u3002\u5f53\u5145\u7535\u7535\u6d41\u5728\u8fbe\u5230\u6700\u7ec8\u6d6e\u5145\u7535\u538b\u4e4b\u540e\u964d\u81f3\u8bbe\u5b9a\u503c1\/10\u65f6\uff0cHT4054H\u5c06\u81ea\u52a8\u7ec8\u6b62\u5145\u7535\u5faa\u73af\u3002<\/p>\n

\u5f53\u8f93\u5165\u7535\u538b\uff08\u4ea4\u6d41\u9002\u914d\u5668\u6216 USB \u7535\u6e90\uff09\u88ab\u62ff\u6389\u65f6\uff0cHT4054H\u81ea\u52a8\u8fdb\u5165\u4e00\u4e2a\u4f4e\u7535\u6d41\u72b6\u6001\uff0c\u5c06\u7535\u6c60\u6f0f\u7535\u6d41\u964d\u81f32\u03bcA\u4ee5\u4e0b\u3002\u4e5f\u53ef\u5c06HT4054H\u7f6e\u4e8e\u505c\u673a\u6a21\u5f0f\uff0c\u4ece\u800c\u5c06\u4f9b\u7535\u7535\u6d41\u964d\u81f355\u03bcA\u3002HT4054H\u7684\u5176\u5b83\u7279\u70b9\u5305\u62ec\u5145\u7535\u7535\u6d41\u76d1\u63a7\u5668\u3001\u6b20\u538b\u95ed\u9501\u3001\u81ea\u52a8\u518d\u5145\u7535\u548c\u4e00\u4e2a\u7528\u4e8e\u6307\u793a\u5145\u7535\u7ed3\u675f\u548c\u8f93\u5165\u7535\u538b\u63a5\u5165\u7684\u72b6\u6001\u5f15\u811a\u3002<\/p>\n

HT4054H\u91c7\u7528\u7eff\u8272\u73af\u4fdd\u7684SOT23-5\u5c01\u88c5\u4ee5\u53ca\u6700\u5c113\u4e2a\u5916\u56f4\u5668\u4ef6\u53ef\u6709\u6548\u51cf\u5c0f\u7535\u8defPCB\u5e03\u677f\u7a7a\u95f4\u3002HT4054H\u53ef\u5de5\u4f5c\u4e8e-40\u00b0C to +85\u00b0C\u3002<\/p>\n

1\u3001\u89c4\u683c\u53c2\u6570<\/strong><\/p>\n

\u9664\u975e\u7279\u6b8a\u8bf4\u660e\uff0c\u5426\u5219\u6761\u4ef6\u5747\u4e3aVCC<\/sub>=5V\uff0cVBAT<\/sub>\u00a0= 3.6V\uff0cTJ<\/sub>\u00a0= 25\u2103\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\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
\u8f93\u5165\u7535\u6e90\u7535\u538b<\/td>\nVCC<\/td>\n<\/td>\n4.5<\/td>\n5<\/td>\n36<\/td>\nV<\/td>\n<\/tr>\n
\u9759\u6001\u7535\u6d41<\/td>\nIQ<\/td>\n\u5145\u7535\u6a21\u5f0f\uff0cRPROG=10k<\/td>\n<\/td>\n240<\/td>\n360<\/td>\n\u03bcA<\/td>\n<\/tr>\n
\u5f85\u673a\u6a21\u5f0f(\u5145\u7535\u7ec8\u6b62)<\/td>\n<\/td>\n220<\/td>\n300<\/td>\n<\/tr>\n
\u505c\u673a\u6a21\u5f0f(RPROG \u672a\u8fde\u63a5, VCC < VBAT, or VCC < VUV)<\/td>\n<\/td>\n220<\/td>\n300<\/td>\n<\/tr>\n
OVP\u4fdd\u62a4\u72b6\u6001\uff08VCC=30V\uff09<\/td>\n<\/td>\n120<\/td>\n250<\/td>\n<\/tr>\n
\u7a33\u5b9a\u8f93\u51fa\uff08\u6d6e\u5145\uff09\u7535\u538b<\/td>\nVFLOAT<\/td>\n0\u00b0C\u2264TA\u226485\u00b0C, RPROG = 2k<\/td>\n4.158<\/td>\n4.2<\/td>\n4.242<\/td>\nV<\/td>\n<\/tr>\n
BAT \u5f15\u811a\u7535\u6d41<\/td>\nIBAT<\/td>\nRPROG = 10k, \u7535\u6d41\u6a21\u5f0f<\/td>\n100<\/td>\n120<\/td>\n140<\/td>\nmA<\/td>\n<\/tr>\n
RPROG = 2.4k, \u7535\u6d41\u6a21\u5f0f<\/td>\n450<\/td>\n500<\/td>\n550<\/td>\n<\/tr>\n
RPROG = 2k, \u7535\u6d41\u6a21\u5f0f<\/td>\n440<\/td>\n600<\/td>\n660<\/td>\n<\/tr>\n
\u5f85\u673a\u6a21\u5f0f, VBAT = 4.2V<\/td>\n0<\/td>\n-2.5<\/td>\n-6<\/td>\n\u03bcA<\/td>\n<\/tr>\n
\u505c\u673a\u6a21\u5f0f (RPROG \u672a\u8fde\u63a5)<\/td>\n<\/td>\n\u00b11<\/td>\n\u00b12<\/td>\n<\/tr>\n
\u7761\u7720\u6a21\u5f0f, VCC = 0V<\/td>\n<\/td>\n-1<\/td>\n-2<\/td>\n<\/tr>\n
\u6d93\u6d41\u5145\u7535\u7535\u6d41<\/td>\nITRIKL<\/td>\nVBAT < VTRIKL, RPROG = 10K<\/td>\n10<\/td>\n15<\/td>\n20<\/td>\nmA<\/td>\n<\/tr>\n
\u6d93\u6d41\u5145\u7535\u95e8\u9650\u7535\u538b<\/td>\nVTRIKL<\/td>\nRPROG = 10k, VBAT \u4e0a\u5347<\/td>\n2.6<\/td>\n2.8<\/td>\n3<\/td>\nV<\/td>\n<\/tr>\n
\u6d93\u6d41\u5145\u7535\u8fdf\u6ede\u7535\u538b<\/td>\nVTRHYS<\/td>\nRPROG = 10k<\/td>\n60<\/td>\n80<\/td>\n100<\/td>\nmV<\/td>\n<\/tr>\n
VCC\u6b20\u538b\u95ed\u9501\u95e8\u9650\u7535\u538b<\/td>\nVUV<\/td>\nVCC \u4ece\u4f4e\u5230\u9ad8<\/td>\n3.3<\/td>\n3.5<\/td>\n3.7<\/td>\nV<\/td>\n<\/tr>\n
VCC\u6b20\u538b\u95ed\u9501\u8fdf\u6ede\u7535\u538b<\/td>\nVUVHYS<\/td>\n<\/td>\n100<\/td>\n200<\/td>\n300<\/td>\nmV<\/td>\n<\/tr>\n
VCC-VBAT\u95ed\u9501\u95e8\u9650\u7535\u538b<\/td>\nVASD<\/td>\nVCC \u4ece\u4f4e\u5230\u9ad8<\/td>\n<\/td>\n200<\/td>\n<\/td>\nmV<\/td>\n<\/tr>\n
<\/td>\nVCC \u4ece\u9ad8\u5230\u4f4e<\/td>\n<\/td>\n50<\/td>\n<\/td>\n<\/tr>\n
C\/10\u7ec8\u6b62\u7535\u6d41\u95e8\u9650<\/td>\nITERM<\/td>\nRPROG = 10k<\/td>\n8<\/td>\n12<\/td>\n16<\/td>\nmA<\/td>\n<\/tr>\n
<\/td>\nRPROG = 2.0k<\/td>\n50<\/td>\n60<\/td>\n70<\/td>\n<\/tr>\n
PROG\u5f15\u811a\u7535\u538b<\/td>\nVPROG<\/td>\nRPROG = 10k, \u7535\u6d41\u6a21\u5f0f<\/td>\n0.9<\/td>\n1<\/td>\n1.1<\/td>\nV<\/td>\n<\/tr>\n
CHRG\u5f15\u811a\u8f93\u51fa\u4f4e\u7535\u538b<\/td>\nVCHRG<\/td>\nICHRG = 5mA<\/td>\n<\/td>\n0.3<\/td>\n0.6<\/td>\nV<\/td>\n<\/tr>\n
\u518d\u5145\u7535\u7535\u6c60\u95e8\u9650\u7535\u538b<\/td>\n\u2206VRECHRG<\/td>\nVFLOAT – VRECHRG<\/td>\n100<\/td>\n150<\/td>\n200<\/td>\nmV<\/td>\n<\/tr>\n
\u9650\u5b9a\u6e29\u5ea6\u6a21\u5f0f\u4e2d\u7684\u7ed3\u6e29<\/td>\nTLIM<\/td>\n<\/td>\n<\/td>\n145<\/td>\n<\/td>\n\u2103<\/td>\n<\/tr>\n
\u529f\u7387FET\u5bfc\u901a\u7535\u963b<\/td>\nRON<\/td>\n<\/td>\n<\/td>\n600<\/td>\n<\/td>\nm\u03a9<\/td>\n<\/tr>\n
\u8f6f\u542f\u52a8\u65f6\u95f4<\/td>\ntSS<\/td>\nIBAT = 0 to IBAT =1000V\/RPROG<\/td>\n<\/td>\n20<\/td>\n<\/td>\n\u03bcs<\/td>\n<\/tr>\n
\u518d\u5145\u7535\u6bd4\u8f83\u5668\u6ee4\u6ce2\u65f6\u95f4<\/td>\ntRECHARGE<\/td>\nVBAT \u9ad8\u81f3\u4f4e<\/td>\n0.8<\/td>\n1.8<\/td>\n4<\/td>\nms<\/td>\n<\/tr>\n
\u7ec8\u6b62\u6bd4\u8f83\u5668\u6ee4\u6ce2\u65f6\u95f4<\/td>\ntTERM<\/td>\nIBAT \u964d\u81f3 ICHG\/10<\/td>\n0.8<\/td>\n1.8<\/td>\n4<\/td>\nms<\/td>\n<\/tr>\n
PROG\u5f15\u811a\u4e0a\u62c9\u7535\u6d41<\/td>\nIPROG<\/td>\n<\/td>\n<\/td>\n1<\/td>\n<\/td>\n\u03bcA<\/td>\n<\/tr>\n
\u624b\u52a8\u505c\u673a\u95e8\u9650\u7535\u538b<\/td>\nVMSD<\/td>\nPROG\u5f15\u811a\u7535\u5e73\u4e0a\u5347<\/td>\n3.4<\/td>\n3.5<\/td>\n3.6<\/td>\nV<\/td>\n<\/tr>\n
PROG\u5f15\u811a\u7535\u5e73\u4e0b\u964d<\/td>\n1.9<\/td>\n2<\/td>\n2.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2\u3001\u4ea7\u54c1\u7279\u6027<\/b><\/strong><\/p>\n

    \n
  • \u6700\u9ad8 40V \u8f93\u5165\u7535\u538b\u53ca 6.0V \u8fc7\u538b\u4fdd\u62a4<\/li>\n
  • \u9ad8\u8fbe 600mA \u7684\u53ef\u7f16\u7a0b\u5145\u7535\u7535\u6d41<\/li>\n
  • \u65e0\u9700 MOSFET\u3001\u68c0\u6d4b\u7535\u963b\u6216\u9694\u79bb\u4e8c\u6781\u7ba1<\/li>\n
  • \u6052\u5b9a\u7535\u6d41\/\u6052\u5b9a\u7535\u538b\u64cd\u4f5c\uff0c\u5e76\u5177\u6709\u53ef\u5728\u65e0\u8fc7\u70ed\u5371\u9669\u7684\u60c5\u51b5\u4e0b\u5b9e\u73b0\u5145\u7535\u901f\u7387\u6700\u5927\u5316\u7684\u70ed\u8c03\u8282\u529f\u80fd<\/li>\n
  • \u76f4\u63a5\u4ece USB \u7aef\u53e3\u7ed9\u5355\u8282\u9502\u79bb\u5b50\u7535\u6c60\u5145\u7535<\/li>\n
  • \u7cbe\u5ea6\u8fbe\u5230 1%\u7684 4.2V \u9884\u8bbe\u5145\u7535\u7ec8\u6b62\u7535\u538b<\/li>\n
  • \u7528\u4e8e\u7535\u6c60\u7535\u91cf\u68c0\u6d4b\u7684\u5145\u7535\u7535\u6d41\u76d1\u63a7\u5668\u8f93\u51fa<\/li>\n
  • \u81ea\u52a8\u518d\u5145\u7535<\/li>\n
  • \u5145\u7535\u72b6\u6001\u8f93\u51fa\u5f15\u811a<\/li>\n
  • C\/10\u5145\u7535\u7ec8\u6b62<\/li>\n
  • 9V \u6d93\u6d41\u5145\u7535<\/li>\n
  • \u8f6f\u542f\u52a8\u9650\u5236\u6d6a\u6d8c\u7535\u6d41<\/li>\n
  • SOT23-5\u5c01\u88c5<\/li>\n<\/ul>\n

    3\u3001\u5178\u578b\u5e94\u7528\u7535\u8def\u56fe<\/b><\/strong><\/p>\n

    \"HT4054H<\/p>\n

    4\u3001\u7ba1\u811a\u56fe\u53ca\u529f\u80fd\u8bf4\u660e<\/b><\/strong><\/p>\n\n\n\n\n\n\n\n\n
    \n

    \"HT4054H
    SOT23-5<\/figcaption><\/figure><\/td>\n
    		\u5f15\u811a\u540d<\/strong><\/td>\n\u5f15\u811a\u53f7<\/strong><\/td>\n\u529f\u80fd\u8bf4\u660e<\/strong><\/td>\n<\/tr>\n
    CHRG<\/td>\n1<\/td>\n\u5f00\u6f0f\u8f93\u51fa\u7684\u5145\u7535\u72b6\u6001\u6307\u793a\u7aef<\/td>\n<\/tr>\n
    GND<\/td>\n2<\/td>\n\u5730<\/td>\n<\/tr>\n
    BAT<\/td>\n3<\/td>\n\u5145\u7535\u7535\u6d41\u8f93\u51fa\u5f15\u811a<\/td>\n<\/tr>\n
    VCC<\/td>\n4<\/td>\n\u7535\u6e90\u8f93\u5165\u5f15\u811a<\/td>\n<\/tr>\n
    PROG<\/td>\n5<\/td>\n\u6052\u6d41\u5145\u7535\u7535\u6d41\u8bbe\u7f6e\u548c\u5145\u7535\u7535\u6d41\u76d1\u6d4b\u7aef<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    5\u3001\u529f\u80fd\u7279\u8272<\/b><\/strong><\/p>\n

    \uff081\uff09\u6b63\u5e38\u5145\u7535\u5faa\u73af<\/p>\n

    \uff082\uff09\u5145\u7535\u7535\u6d41\u8bbe\u7f6e<\/p>\n

    \uff083\uff09\u7ec8\u6b62\u5145\u7535<\/p>\n

    \uff084\uff09\u5145\u7535\u72b6\u6001\u6307\u6807<\/p>\n

    \uff085\uff09\u70ed\u9650\u5236<\/p>\n

    \uff086\uff09\u6b20\u538b\u95ed\u9501\uff08UVLO\uff09<\/p>\n

    \uff087\uff09\u81ea\u52a8\u518d\u5145\u7535<\/p>\n

    \uff088\uff09\u7a33\u5b9a\u6027\u8003\u8651<\/p>\n

    \uff089\uff09\u529f\u8017\u8003\u8651<\/p>\n

     <\/p>\n","protected":false},"excerpt":{"rendered":"

    HT4054H\u662f\u4e00\u6b3e\u5b8c\u6574\u7684\u5e26\u8fc7\u538b\u4fdd\u62a4\u7684\u9ad8\u538b\u5355\u8282\u9502\u79bb\u5b50\u7535\u6c60\u91c7\u7528\u6052\u5b9a\u7535\u6d41\/\u6052\u5b9a\u7535\u538b\u7ebf\u6027\u5145\u7535\u5668\u3002\u5176SOT23-5\u5c01\u88c5\u4e0e\u8f83\u5c11\u7684\u5916\u90e8\u5143\u4ef6\u6570\u91cf\u4f7f\u5f97HT4054H\u6210\u4e3a\u4fbf\u643a\u5f0f\u5e94\u7528\u7684\u7406\u60f3\u9009\u62e9\u3002<\/div>\n","protected":false},"featured_media":4863,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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