{"product_id":"lithium-battery-charging-and-protection-integrated-board-with-micro-usb-5v-input-4-2v-charge-cut-off-1000ma-max-current-3a-overcurrent-protection-and-compact-26x17mm-size-in-blue-colour","title":"Lithium battery charging and protection integrated board with micro-USB 5V input, 4.2V charge cut-off, 1000mA max current, 3A overcurrent protection, and compact 26x17mm size in blue colour","description":"\u003ch1\u003eTP4056 Micro-USB Lithium Battery Charger and Protection Board in 26x17mm Blue PCB\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Blue lithium battery charging and protection board with micro-USB port and solder pads\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US14\/29\/2025-09-28\/original-image\/1147638285863.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis compact integrated board provides a complete charging and protection solution for 3.7V lithium-ion or lithium-polymer cells, combining a TP4056 charging management chip and a DW01 battery protection IC on a single 26mm by 17mm circuit board. Designed for 5V input from common micro-USB sources, it offers a practical, space-saving module for DIY enthusiasts, makers, and electronics hobbyists building portable power solutions, drones, or backup battery packs. It handles the full charging cycle automatically and guards against common battery faults, simplifying project assembly where reliable battery management is required but space or design complexity is limited.\u003c\/p\u003e\n\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Blue lithium battery charging and protection board with micro-USB port and solder pads\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US14\/29\/2025-09-28\/original-image\/153334228791.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe board's functionality is defined by its two primary integrated circuits and their supporting components, assembled onto a standard FR-4 fibreglass substrate with a blue solder mask.\u003c\/p\u003e\n\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\n\u003cp\u003eThe foundation is a single-sided FR-4 printed circuit board, a common, rigid substrate for electronic assemblies, coated with a blue solder mask that protects the copper traces. Key components are surface-mount devices (SMDs), including the central TP4056 lithium battery linear charging chip and the DW01 battery protection chip. The board features a micro-USB Type-B female port for 5V power input and clearly labelled solder pads for connecting the battery (B+ and B-) and the output load, facilitating straightforward wiring even for those with basic soldering skills.\u003c\/p\u003e\n\u003ch3\u003eSize and Practical Fit\u003c\/h3\u003e\n\u003cp\u003eWith dimensions of 26 millimetres in length and 17 millimetres in width, this board is designed for integration into compact enclosures or devices where internal space is at a premium. Its small footprint allows it to be fitted into a wide range of projects, from custom battery holders to the internal cavities of modified consumer electronics. The layout positions the connection pads along the board's edges for accessible soldering, though users should plan for additional clearance for wires and possible heat dissipation during operation.\u003c\/p\u003e\n\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Blue lithium battery charging and protection board with micro-USB port and solder pads\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US14\/29\/2025-09-28\/original-image\/1759240881925.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis board is tailored for scenarios where a single lithium cell needs reliable charging from a ubiquitous 5V USB source while being protected from damaging conditions.\u003c\/p\u003e\n\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\n\u003cp\u003eFor professional prototyping, maker workshops, or educational electronics kits, this integrated module serves as a ready-made, tested component, saving development time compared to designing a custom charging circuit. It can be used in the creation of portable demonstration units, backup power for exhibition equipment, or field-testing rigs where consistent and safe battery charging from a power bank is necessary. Its predefined protection parameters offer a known safety baseline for prototypes.\u003c\/p\u003e\n\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\n\u003cp\u003eHobbyists can utilise this board in numerous home DIY projects, such as reviving old electronic devices with new lithium battery packs, constructing custom power banks, or building solar-powered garden lights with battery storage. Its micro-USB input makes it compatible with countless phone chargers and computer ports found in homes, simplifying the power supply setup. It is particularly suited for projects where the user wants to add rechargeable battery functionality without deep electronics knowledge.\u003c\/p\u003e\n\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Blue lithium battery charging and protection board with micro-USB port and solder pads\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US14\/29\/2025-09-28\/original-image\/34161336961108.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe value of this board lies in its integration of two essential functions, its standardised form factor, and the practical convenience it offers for one-off projects or small-batch builds.\u003c\/p\u003e\n\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\n\u003cp\u003eAs a standalone module, it can be desoldered and reused in different projects if needed, and its solid-state design requires no ongoing maintenance. The protection circuitry actively works to prolong battery life by preventing deep discharge and cutting power during short-circuit events, which can help avoid premature battery replacement. This contributes to a more sustainable use of the lithium cell over its lifespan.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\n\u003cp\u003eChoosing this specific board provides a known quantity: a combined charger and protector with clearly stated parameters like the 4.2V charge cut-off, 3A overcurrent protection, and 5V micro-USB input. For users sourcing components, it eliminates the need to match and source separate ICs and design a PCB. The compact 26x17mm blue board offers a balance of functionality and size, making it a pragmatic choice for projects where every millimetre counts and verified circuit behaviour is preferred over a theoretical design.\u003c\/p\u003e","brand":"u9cmuw-dx","offers":[{"title":"Blue","offer_id":56640376701308,"sku":"CJJSCCYD00044-Blue","price":5.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0951\/1685\/3628\/files\/153334228791.webp?v=1776307013","url":"https:\/\/havenmere.co.uk\/products\/lithium-battery-charging-and-protection-integrated-board-with-micro-usb-5v-input-4-2v-charge-cut-off-1000ma-max-current-3a-overcurrent-protection-and-compact-26x17mm-size-in-blue-colour","provider":"Havenmere.co.uk","version":"1.0","type":"link"}