{"product_id":"sparkfun-battery-babysitter-lipo-battery-manager","title":"SparkFun Battery Babysitter - LiPo Battery Manager","description":"\u003cp\u003eThe SparkFun Battery Babysitter is an all-in-one single-cell Lithium Polymer (LiPo) battery manager.\u003c\/p\u003e\n\u003cp\u003eIt’s half battery charger, half battery monitor, and all you’ll ever need to keep your battery-powered project running safely and extensively.\u003c\/p\u003e\n\u003cp\u003eThe Battery Babysitter features a pair of Texas Instruments LiPo-management ICs: a BQ24075 battery charger and a BQ27441-G1A fuel gauge.\u003c\/p\u003e\n\u003cp\u003eThe charger supports adjustable charge rates of up to 1.5A, as well as USB-compliant 100mA and 500mA options. It also features power-path management, guaranteeing power to your project even if the battery has died.\u003c\/p\u003e\n\u003cp\u003eThe self-calibrating, I\u003csup\u003e2\u003c\/sup\u003eC-based BQ27441-G1A measures your battery’s voltage to estimate its charge percentage and remaining capacity. It’s also hooked up to a current-sensing resistor, which allows it to measure current and power! It’s a handy IC to have, if you ever need to keep an extra eye on your project’s power draw.\u003c\/p\u003e\n\u003cp\u003e\u003ca class=\"btn btn-default\" href=\"https:\/\/learn.sparkfun.com\/tutorials\/battery-babysitter-hookup-guide\" target=\"_blank\"\u003eGet started with the Battery Babysitter guide!\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFeatures:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLiPo Charger and LiPo Fuel Gauge combined into one board\u003c\/li\u003e\n\u003cli\u003eDIP-switch-selectable charge rates of 100mA, 500mA or 1.5A\u003c\/li\u003e\n\u003cli\u003eMicroUSB port for charging, or external options\u003c\/li\u003e\n\u003cli\u003eDynamic power-path managment maintains a reliable output supply\u003c\/li\u003e\n\u003cli\u003eOn\/Off switch disconnects the battery for more power saving\u003c\/li\u003e\n\u003cli\u003e5V-tolerant I\u003csup\u003e2\u003c\/sup\u003eC interface to fuel gauge\u003c\/li\u003e\n\u003cli\u003eFuel gauge measures voltage, percentage, and current\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDocuments:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.sparkfun.com\/assets\/learn_tutorials\/5\/3\/0\/sparkfun-battery-babysitter-v10-schematic.pdf\" target=\"_blank\"\u003eSchematic\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.sparkfun.com\/assets\/learn_tutorials\/5\/3\/0\/sparkfun-battery-babysitter-v10.zip\" target=\"_blank\"\u003eEagle Files\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/learn.sparkfun.com\/tutorials\/battery-babysitter-hookup-guide\" target=\"_blank\"\u003eHookup Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.sparkfun.com\/assets\/learn_tutorials\/5\/3\/0\/bq24075.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e (BQ24075 Charger)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.sparkfun.com\/datasheets\/Prototyping\/bq27441-g1.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e (BQ27441-G1 Fuel Gauge)\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/sparkfun\/SparkFun_BQ27441_Arduino_Library\" target=\"_blank\"\u003eArduino Library\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/sparkfun\/Battery_Babysitter\" target=\"_blank\"\u003eGitHub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sparkfun","offers":[{"title":"Default Title","offer_id":24748309639,"sku":"PRT-13777","price":20.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/products\/13777-01.jpg?v=1468336936","url":"https:\/\/shop.pimoroni.com\/en-eu\/products\/sparkfun-battery-babysitter-lipo-battery-manager","provider":"Pimoroni Ltd","version":"1.0","type":"link"}