{"product_id":"tp4054-lithium-battery-charger-ic-4-2v-li-ion-charging-controller-500ma-linear-charger-sot23-package-xinbole","title":"TP4054 Lithium Battery Charger IC | 4.2V Li-Ion Charging Controller, 500mA Linear Charger, SOT23 Package | Xinbole","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:2629c27e-f2db-4e3d-8d7b-056711e5a372-113\" data-testid=\"conversation-turn-228\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"cd9108db-335a-4620-95ca-4d09839ebdb4\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"185\" data-end=\"584\"\u003eThe TP4054 is a high-efficiency single-cell lithium-ion battery charging IC from the “Other Series,” designed for safe and reliable constant-current\/constant-voltage (CC\/CV) charging in compact portable electronic devices. Built using advanced linear charging control technology, it ensures precise charge regulation, stable thermal performance, and strong battery protection during charging cycles.\u003c\/p\u003e\n\u003cp data-start=\"586\" data-end=\"977\"\u003eOperating from a 4.5V to 8V input supply, the TP4054 provides optimized charging performance for 3.7V Li-ion and Li-polymer batteries with a final charge voltage of 4.2V. Compared to lower-voltage charging solutions, this wider input range improves system flexibility, enhances compatibility with USB and adapter power sources, and ensures stable operation in various embedded power designs.\u003c\/p\u003e\n\u003cp data-start=\"979\" data-end=\"1305\"\u003eThe device delivers up to 500mA programmable charge current, featuring automatic charge termination, thermal regulation, and trickle charge functionality for deeply discharged batteries. Its integrated protection mechanisms prevent overcharging, overcurrent, and overheating, ensuring long-term battery safety and reliability.\u003c\/p\u003e\n\u003cp data-start=\"1307\" data-end=\"1591\"\u003eThe TP4054 is widely used in portable electronics where compact size and efficient battery management are critical. Its linear charging architecture provides low noise operation and simplified circuit design, reducing external component count while maintaining high charging accuracy.\u003c\/p\u003e\n\u003cp data-start=\"1593\" data-end=\"1775\"\u003eAvailable in compact SOT23 package, the TP4054 enables ultra-small PCB layouts and is ideal for space-constrained applications requiring efficient lithium battery charging solutions.\u003c\/p\u003e\n\u003chr data-start=\"1777\" data-end=\"1780\"\u003e\n\u003ch3 data-section-id=\"3icoal\" data-start=\"1782\" data-end=\"1830\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1786\" data-end=\"1828\"\u003eKey Features \u0026amp; Applications (Combined)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1831\" data-end=\"2160\"\u003e\n\u003cli data-section-id=\"zgvp1q\" data-start=\"1831\" data-end=\"1878\"\u003eSingle-cell Li-ion\/Li-Po battery charger IC\u003c\/li\u003e\n\u003cli data-section-id=\"p3mqqp\" data-start=\"1879\" data-end=\"1923\"\u003eCC\/CV charging control (4.2V regulation)\u003c\/li\u003e\n\u003cli data-section-id=\"1nn58vx\" data-start=\"1924\" data-end=\"1956\"\u003eInput voltage range: 4.5V–8V\u003c\/li\u003e\n\u003cli data-section-id=\"3gwzsf\" data-start=\"1957\" data-end=\"2000\"\u003eUp to 500mA programmable charge current\u003c\/li\u003e\n\u003cli data-section-id=\"1vmqa36\" data-start=\"2001\" data-end=\"2046\"\u003eThermal regulation and battery protection\u003c\/li\u003e\n\u003cli data-section-id=\"1gkmspe\" data-start=\"2047\" data-end=\"2083\"\u003eLow noise linear charging design\u003c\/li\u003e\n\u003cli data-section-id=\"15a7hgc\" data-start=\"2084\" data-end=\"2109\"\u003eCompact SOT23 package\u003c\/li\u003e\n\u003cli data-section-id=\"1my6iwb\" data-start=\"2110\" data-end=\"2160\"\u003eHigh reliability and safe charging performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2162\" data-end=\"2181\"\u003e\u003cstrong data-start=\"2162\" data-end=\"2179\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2182\" data-end=\"2435\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"awrhoy\" data-start=\"2182\" data-end=\"2213\"\u003ePortable electronic devices\u003c\/li\u003e\n\u003cli data-section-id=\"1fcry2o\" data-start=\"2214\" data-end=\"2247\"\u003eUSB-powered charging circuits\u003c\/li\u003e\n\u003cli data-section-id=\"1xy05s8\" data-start=\"2248\" data-end=\"2268\"\u003eWearable devices\u003c\/li\u003e\n\u003cli data-section-id=\"1o6lnsd\" data-start=\"2269\" data-end=\"2304\"\u003ePower banks and battery modules\u003c\/li\u003e\n\u003cli data-section-id=\"1tsvx5a\" data-start=\"2305\" data-end=\"2344\"\u003eEmbedded battery management systems\u003c\/li\u003e\n\u003cli data-section-id=\"6dtmpe\" data-start=\"2345\" data-end=\"2388\"\u003eConsumer electronics charging solutions\u003c\/li\u003e\n\u003cli data-section-id=\"154sasb\" data-start=\"2389\" data-end=\"2435\" data-is-last-node=\"\"\u003eGeneral-purpose Li-ion charging applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"xinbole","offers":[{"title":"Default Title","offer_id":43858716622913,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/Integrated_Circuits-02-01_21de9394-cbdf-440c-93e1-dd1367592f04.png?v=1769084412","url":"https:\/\/hext.in\/products\/tp4054-lithium-battery-charger-ic-4-2v-li-ion-charging-controller-500ma-linear-charger-sot23-package-xinbole","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}