{"product_id":"sparkfun-qwiic-power-switch","title":"SparkFun Qwiic Power Switch","description":"\u003cp\u003eThe SparkFun Qwiic Power Switch (QPS) gives you the power to manage your \u003ca href=\"\/search?q=qwiic+\u0026amp;narrow_by=\u0026amp;sort_by=relevency\u0026amp;page=1\"\u003eQwiic devices\u003c\/a\u003e more efficiently. Many Qwiic boards, especially high-power ones like our high-accuracy \u003ca title=\"GNSS boards\" href=\"\/search?q=GNSS\u0026amp;narrow_by=Brand%2CSparkfun\u0026amp;sort_by=relevency\u0026amp;page=1\"\u003eGNSS boards\u003c\/a\u003e, draw significant current even in standby mode. With the QPS, you can selectively turn off these devices to conserve energy and extend your battery life.\u003c\/p\u003e\n\u003cp\u003eHowever, the QPS offers even more functionality; it includes I2C bus isolation, allowing you to mix 100kHz and 400kHz I2C devices on the same bus without conflict. Isolate slower devices to avoid slowing down communication with faster ones.\u003c\/p\u003e\n\u003cp\u003eFor added flexibility, the QPS also provides two extra GPIO pins that can be used as inputs or outputs to control other components in your project. It works seamlessly with the \u003ca title=\"SparkFun Qwiic Mux Breakout - 8 Channel (TCA9548A)\" href=\"\/products\/sparkfun-qwiic-mux-breakout-8-channel-tca9548a\"\u003eSparkFun Qwiic Mux\u003c\/a\u003e, enabling you to control and power multiple devices, even those sharing the same I2C address.\u003c\/p\u003e\n\u003cp\u003eOur \u003ca href=\"https:\/\/github.com\/sparkfun\/SparkFun_Qwiic_Power_Switch_Arduino_Library\"\u003eArduino Library\u003c\/a\u003e makes integrating the QPS into your projects easy, with comprehensive examples for power switching, bus isolation, and GPIO control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e: Boards and cables are \u003cstrong\u003eNOT\u003c\/strong\u003e included\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Power_Switch\/\"\u003eGet Started with the Sparkfun QWIIC Power Switch Guide\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCA9536\n\u003cul\u003e\n\u003cli\u003e4-Bit I\u003csup\u003e2\u003c\/sup\u003eC to Parallel Port Expander\u003c\/li\u003e\n\u003cli\u003eOperating Voltage (V\u003csub\u003eCC\u003c\/sub\u003e): 2.3V to 5.5V\u003c\/li\u003e\n\u003cli\u003e(Note: Qwiic operation\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emust\u003c\/strong\u003e be limited to 3.3V)\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: -40°C to +85°C\u003c\/li\u003e\n\u003cli\u003e400kHz Fast I\u003csup\u003e2\u003c\/sup\u003eC Bus\u003c\/li\u003e\n\u003cli\u003eInput\/Output Configuration Register\u003c\/li\u003e\n\u003cli\u003ePolarity Inversion Register\u003c\/li\u003e\n\u003cli\u003eInternal Power-On Reset\u003c\/li\u003e\n\u003cli\u003eNo Glitch on Power Up\u003c\/li\u003e\n\u003cli\u003eStandby Current Consumption (Typical): 0.2μA\u003c\/li\u003e\n\u003cli\u003eI\u003csup\u003e2\u003c\/sup\u003eC Address:\u003cspan\u003e \u003c\/span\u003e0x41\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003ePCA9306\n\u003cul\u003e\n\u003cli\u003eDual Bidirectional I\u003csup\u003e2\u003c\/sup\u003eC Bus Voltage-Level Translator\u003c\/li\u003e\n\u003cli\u003eLockup-free Operation for Isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eDMG2305UX P-Channel MOSFET\n\u003cul\u003e\n\u003cli\u003e52mΩ (0.052 Ohms) typical on-resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eIN and OUT Qwiic Connection Ports\u003c\/li\u003e\n\u003cli\u003eIN and OUT I\u003csup\u003e2\u003c\/sup\u003eC Pull-Up Resistors\u003c\/li\u003e\n\u003cli\u003e2x Extra GPIO Pins\u003c\/li\u003e\n\u003cli\u003eIN and OUT Power LEDs\n\u003cul\u003e\n\u003cli\u003eCan be disabled for low-power applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eJumpers\n\u003cul\u003e\n\u003cli\u003eIN power LED\u003c\/li\u003e\n\u003cli\u003eOUT power LED\u003c\/li\u003e\n\u003cli\u003eIN I\u003csup\u003e2\u003c\/sup\u003eC Pull-Up Resistors\u003c\/li\u003e\n\u003cli\u003eOUT I\u003csup\u003e2\u003c\/sup\u003eC Pull-Up Resistors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eBoard Dimensions: 1.0in. x 1.0in. (25.4mm x 25.4mm)\u003c\/li\u003e\n\u003cli\u003eWeight: 2.40g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Power_Switch\/assets\/board_files\/Qwiic_Power_Switch_Schematic_v10.pdf\"\u003eSchematic\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Power_Switch\/assets\/board_files\/Qwiic_Power_Switch_V10.zip\"\u003eEagle Files\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Power_Switch\/assets\/img\/SparkFun_Qwiic_Power_Switch_Board_Dimensions.png\"\u003eBoard Dimensions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Power_Switch\/\"\u003eHookup Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003eDatasheets\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Power_Switch\/assets\/component_documentation\/pca9536.pdf\"\u003ePCA9536 4-Bit I\u003csup\u003e2\u003c\/sup\u003eC and SMBus I\/O Expander\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Power_Switch\/assets\/component_documentation\/pca9306.pdf\"\u003ePCA9306 Dual Bidirectional I\u003csup\u003e2\u003c\/sup\u003eC Bus and SMBus Voltage-Level Translator\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Power_Switch\/assets\/component_documentation\/DMG2305UX.pdf\"\u003eDMG2305UX P-Channel MOSFET\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/sparkfun\/SparkFun_Qwiic_Power_Switch_Arduino_Library\"\u003eArduino Library\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/sparkfun\/SparkFun_Qwiic_Power_Switch\"\u003eGitHub Product Repo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sparkfun","offers":[{"title":"Default Title","offer_id":50847116886289,"sku":"PRT-26784","price":6.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/6285\/6209\/files\/sparkfun-qwiic-power-switch-sparkfun-prt-26784-72168548663681.jpg?v=1735207212","url":"https:\/\/abcd3032.myshopify.com\/products\/sparkfun-qwiic-power-switch","provider":"Tayyab Zak","version":"1.0","type":"link"}