{"product_id":"ams1117-3v3-step-down-voltage-regulator-module","title":"AMS1117 3.3V Step-Down Voltage Regulator Module","description":"\u003cp\u003eThe AMS1117 3.3V Step-Down Voltage Regulator Module is a compact, reliable power solution for DIY electronics and microcontroller projects. It accepts a 4.5V to 7V DC input and outputs a stable 3.3V at up to 800mA, making it perfect for powering 3.3V logic devices from higher voltage sources like 5V USB supplies or 7.4V LiPo batteries.\u003c\/p\u003e\r\n\u003cp\u003eA red power indicator LED confirms the module is receiving input voltage, and the small PCB footprint (8.6mm x 12.33mm) fits easily into tight project enclosures.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e• Stable 3.3V output from 4.5V–7V input\u003cbr\u003e• Maximum 800mA load current\u003cbr\u003e• Compact PCB size: 8.6mm x 12.33mm\u003cbr\u003e• Red power indicator LED\u003cbr\u003e• Linear regulation with low dropout (input must be \u0026gt;1V above output)\u003cbr\u003e• Ideal for Arduino, ESP32, ESP8266, Raspberry Pi Pico, and other 3.3V microcontrollers\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e• Arduino Uno\/Nano\/Mega (3.3V logic variants)\u003cbr\u003e• ESP32 and ESP8266 Wi-Fi modules\u003cbr\u003e• Raspberry Pi Pico and RP2040-based boards\u003cbr\u003e• 3.3V sensors, displays, and peripherals\u003cbr\u003e• DIY electronics projects requiring 3.3V rail from 5V or 7.4V supplies\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eImportant Compatibility Note\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eInput voltage must be at least 1V higher than the 3.3V output (minimum 4.3V, 4.5V recommended). Do not exceed 7V input. Load current must not exceed 800mA to avoid thermal overload.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eApplications\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003eMicrocontroller power supplies, portable electronics, battery-powered projects, breadboard prototyping, IoT devices, STEM education kits\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e• Input Voltage: 4.5V–7V DC\u003cbr\u003e• Output Voltage: 3.3V ±5%\u003cbr\u003e• Maximum Output Current: 800mA\u003cbr\u003e• PCB Dimensions: 8.6mm x 12.33mm\u003cbr\u003e• Regulation Type: Linear (low dropout)\u003cbr\u003e• Indicator: Red power LED\u003cbr\u003e• Applications: Microcontroller power, portable electronics, prototyping\u003c\/p\u003e\r\n\u003cp\u003eLimitations\u003cbr\u003e• Not suitable for high-current loads over 800mA\u003cbr\u003e• Linear regulator: excess voltage is dissipated as heat (may require heatsink for continuous high loads)\u003cbr\u003e• Not rated for medical, life-saving, or hazardous environment use\u003cbr\u003e• Input voltage must not exceed 7V\u003c\/p\u003e\r\n\u003cp\u003ePackage includes: 1x AMS1117 3.3V Step-Down Voltage Regulator Module.\u003cbr\u003e\u003cbr\u003e*The image is for illustrative purposes only. Due to variations in camera settings, lighting, manufacturing processes, monitors, and supply, colours may differ. Product appearance and specifications are subject to change without notice.\u003c\/p\u003e\r\n\u003cp\u003eWe offer \u003cstrong\u003e\u003cstrong\u003ebulk discounts\u003c\/strong\u003e\u003c\/strong\u003e to New Zealand-based \u003cstrong\u003e\u003cstrong\u003ebusinesses\u003c\/strong\u003e, \u003cstrong\u003eschools\u003c\/strong\u003e, \u003c\/strong\u003eand \u003cstrong\u003e\u003cstrong\u003egovernment agencies\u003c\/strong\u003e — \u003cstrong\u003econtact us for pricing on larger orders!\u003c\/strong\u003e\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions (FAQs)\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003eQ: Can I use this with a 9V battery?\u003cbr\u003eA: No, the maximum input voltage is 7V. A 9V battery will damage the regulator.\u003c\/p\u003e\r\n\u003cp\u003eQ: Will this power a Raspberry Pi 4?\u003cbr\u003eA: No, the Raspberry Pi 4 requires up to 3A at 5V. This module is designed for low-current 3.3V devices.\u003c\/p\u003e\r\n\u003cp\u003eQ: Does this include a heatsink?\u003cbr\u003eA: No, the module ships as pictured with no additional heatsink. For continuous loads above 500mA, consider adding a small heatsink.\u003c\/p\u003e\r\n\u003cp\u003eAlso Known As AMS1117-3.3, AMS1117 3.3V regulator, DC-DC step-down module, 3.3V power module, linear voltage regulator breakout.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Returns:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cdiv\u003e14-day 'change of mind' return in unused condition for a refund less shipping fees.\u003c\/div\u003e\r\n\u003cdiv\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cstrong\u003eCan't find what you're looking for? \u003cstrong\u003e\u003ca title=\"Techexpress NZ - Contact Us\" href=\"https:\/\/www.techexpress.co.nz\/pages\/contact-us\" target=\"_blank\" data-sentry-element=\"Link\" data-sentry-component=\"SXLink\" data-sentry-source-file=\"SXLink.tsx\" data-discover=\"true\"\u003eContact Us\u003c\/a\u003e\u003c\/strong\u003e\u003c\/strong\u003e\u003c\/strong\u003e\n\u003c\/div\u003e","brand":"Techexpress NZ","offers":[{"title":"Default","offer_id":42859648057442,"sku":"AMS1117-3V3-MOD-NZ","price":2.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1907\/5887\/files\/ams1117-3v3-step-down-voltage-regulator-module-02_TQFDV9YLY1JF.jpeg?v=1778055462","url":"https:\/\/www.techexpress.co.nz\/products\/ams1117-3v3-step-down-voltage-regulator-module","provider":"Techexpress NZ","version":"1.0","type":"link"}