{"product_id":"tps63802-buck-boost-converter-module-dc-1-8v-5-5v-to-3-3v-5v-2a-1a","title":"TPS63802 Buck-Boost Converter Module 1.8–5.5V to 3.3V\/5V 2A","description":"\n\u003ch2\u003eTPS63802 Buck-Boost DC Converter Module — Efficient, Compact \u0026amp; Versatile\u003c\/h2\u003e\n\u003cp\u003ePower your DIY projects, handheld devices, and backup power solutions with confidence. This compact converter module is built around the highly integrated \u003cstrong\u003eTPS63802 chip\u003c\/strong\u003e, delivering stable, selectable output voltages of \u003cstrong\u003e3.3V or 5V\u003c\/strong\u003e from a wide input range of \u003cstrong\u003e1.8V to 5.5V\u003c\/strong\u003e. Its ultra-low quiescent current minimises energy loss, making it ideal for battery-powered applications where efficiency is critical.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHighly Integrated TPS63802 Chip:\u003c\/strong\u003e Seamlessly handles both step-up and step-down conversion across a broad input voltage range.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo Selectable Output Voltages:\u003c\/strong\u003e Choose 3.3V (up to 2A) or 5V (up to 1A) to suit a wide variety of electronic modules and microcontrollers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Low Quiescent Current:\u003c\/strong\u003e Only 20µA (3.3V mode) or 30µA (5V mode) at 3.7V input — extends lithium battery runtime significantly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Ripple Output:\u003c\/strong\u003e Delivers clean, stable power with ripple as low as 18mV under full load, protecting sensitive components.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMiniature PCB Footprint:\u003c\/strong\u003e At just 10.4 × 7.9 mm, it fits effortlessly into compact enclosures and wearables.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Integration:\u003c\/strong\u003e Drop it into any DIY project, power bank, handheld device, or embedded system with minimal design effort.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003e3.3V Mode\u003c\/th\u003e\n\u003cth\u003e5V Mode\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003eDC 1.8V – 5.5V\u003c\/td\u003e\n\u003ctd\u003eDC 1.8V – 5.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMax Output Current\u003c\/td\u003e\n\u003ctd\u003e2A\u003c\/td\u003e\n\u003ctd\u003e1A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eQuiescent Current\u003c\/td\u003e\n\u003ctd\u003e20µA @ 3.7V\u003c\/td\u003e\n\u003ctd\u003e30µA @ 3.7V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRipple (No Load)\u003c\/td\u003e\n\u003ctd\u003e75mV @ 3.7V in, 0A\u003c\/td\u003e\n\u003ctd\u003e90mV @ 3.7V in, 0A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRipple (Full Load)\u003c\/td\u003e\n\u003ctd\u003e34mV @ 3.7V in, 2A\u003c\/td\u003e\n\u003ctd\u003e18mV @ 3.7V in, 1A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePCB Dimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e10.4 × 7.9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × TPS63802 Buck-Boost Converter Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What input voltage range does the TPS63802 converter module support?\u003c\/h4\u003e\n\u003cp\u003eA: The module accepts a DC input voltage of \u003cstrong\u003e1.8V to 5.5V\u003c\/strong\u003e, making it fully compatible with single-cell lithium batteries (typically 3.0V–4.2V), two AA cells, and other low-voltage sources.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I switch between 3.3V and 5V output on the same module?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The module offers two selectable output voltage options — 3.3V at up to 2A, or 5V at up to 1A. The output is typically set via an onboard resistor configuration or solder bridge at the time of order\/assembly.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this module suitable for battery-powered or portable DIY projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. With an ultra-low quiescent current of just 20–30µA and high conversion efficiency, this module is engineered specifically for battery-powered applications such as handheld gadgets, wearables, IoT sensors, and portable power banks where maximising battery life is essential.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What makes the TPS63802 chip efficient compared to standard boost converters?\u003c\/h4\u003e\n\u003cp\u003eA: The TPS63802 is a true buck-boost converter that automatically transitions between step-up and step-down modes depending on the input\/output relationship. This reduces energy loss and heat generation across the full input voltage range, unlike fixed-mode converters that can become inefficient near their operating limits.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What input voltage range does the TPS63802 converter module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The module accepts a DC input voltage of 1.8V to 5.5V, making it fully compatible with single-cell lithium batteries (typically 3.0V–4.2V), two AA cells, and other low-voltage sources.\"}}, {\"@type\": \"Question\", \"name\": \"Can I switch between 3.3V and 5V output on the same module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The module offers two selectable output voltage options — 3.3V at up to 2A, or 5V at up to 1A. 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