{"product_id":"step-down-module-ams1117-ldo-800ma-for-dc-dc-step-down-power-module-for-3c-digital-instrument-blue-colour","title":"Step-Down Module AMS1117 LDO 800mA For DC-DC Step-Down Power Module for 3C Digital Instrument Blue Colour","description":"\u003ch1\u003eAMS1117-3.3 LDO 800mA Step-Down Module for DC-DC Conversion in 3C Digital Applications\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Blue AMS1117-3.3 LDO 800mA step-down power module on a PCB\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US14\/1952\/2025-09-28\/original-image\/1613031407362.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis step-down power module uses the AMS1117-3.3 low-dropout regulator to convert a higher DC input voltage to a stable 3.3V output. With a maximum current capacity of 800mA, it is well suited for powering microcontrollers, sensors, and other 3C digital components in instrumentation and hobbyist projects. The compact blue PCB design allows easy integration into existing circuits, providing a regulated supply without the need for complex additional wiring. Ideal for engineers and makers working on DC-DC step-down requirements, this module offers a simple, ready-to-use solution for low-voltage applications.\u003c\/p\u003e\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Blue AMS1117-3.3 LDO 800mA step-down power module on a PCB\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US14\/1952\/2025-09-28\/original-image\/1613031407363.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe module is built around the AMS1117-3.3 fixed-output LDO regulator. It is supplied as a bare PCB with solder pads for input, output, and ground connections, making it straightforward to incorporate into your design.\u003c\/p\u003e\u003ch3\u003eRegulator and Output\u003c\/h3\u003e\u003cp\u003eThe AMS1117-3.3 provides a precise 3.3V output with a dropout voltage typically less than 1.3V at full load. This ensures efficient operation even when the input voltage is close to the output, reducing power loss in battery-powered or low-voltage systems.\u003c\/p\u003e\u003ch3\u003eCurrent Handling\u003c\/h3\u003e\u003cp\u003eRated for up to 800mA continuous current, this module can drive small digital loads such as Arduino-compatible boards, ESP8266 modules, or basic sensor arrays. Derating may be required at higher ambient temperatures; adequate heat dissipation should be considered for sustained near-maximum loads.\u003c\/p\u003e\u003ch3\u003ePCB and Layout\u003c\/h3\u003e\u003cp\u003eThe blue-coloured PCB is compact and unpopulated apart from the regulator IC itself. Input and output capacitors are not included on the module, so external decoupling is recommended for stable operation. The solder pads are clearly indicated for easy connection.\u003c\/p\u003e\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Blue AMS1117-3.3 LDO 800mA step-down power module on a PCB\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US14\/1952\/2025-09-28\/original-image\/1613031407365.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis step-down module is designed for DC-DC conversion in low-power electronics. It is particularly useful in 3C digital applications where a clean 3.3V rail is needed from a higher battery or supply voltage.\u003c\/p\u003e\u003ch3\u003eInstrumentation Projects\u003c\/h3\u003e\u003cp\u003eFor instruments requiring a stable reference voltage or logic supply, the AMS1117-3.3 module delivers consistent output with low ripple. It can be used to power digital displays, ADCs, or control circuits in measurement equipment.\u003c\/p\u003e\u003ch3\u003e3C Digital Devices\u003c\/h3\u003e\u003cp\u003eIn consumer electronics, this module can provide the 3.3V supply for Wi-Fi modules, Bluetooth adapters, or small microcontrollers. Its compact size allows placement inside enclosures or on prototyping boards.\u003c\/p\u003e\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\u003cp\u003eHobbyists and makers can use this module to regulate the voltage for LED strip controllers, smart home sensors, or battery-powered gadgets. The simple three-pin connection makes it suitable for breadboard or perfboard prototyping.\u003c\/p\u003e\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Blue AMS1117-3.3 LDO 800mA step-down power module on a PCB\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US14\/1952\/2025-09-28\/original-image\/1613031407368.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe module offers a straightforward way to add regulated 3.3V to any DC system without designing a regulator circuit from scratch. Its LDO design minimizes voltage loss, improving efficiency in battery-operated builds.\u003c\/p\u003e\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\u003cp\u003eSince the module has no moving parts or complex components, it requires no routine maintenance. It can be reused across multiple projects by desoldering and rewiring as needed, provided it is not damaged during removal.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\u003cp\u003eChoosing this AMS1117-3.3 step-down module saves design time and reduces component sourcing effort. It provides a known, reliable 3.3V output for common digital loads without the need for adjustable resistor networks or external feedback circuits.\u003c\/p\u003e","brand":"5ewxib-i4","offers":[{"title":"Blue","offer_id":54172503572817,"sku":"CJWL101136001AZ","price":10.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/8548\/7953\/files\/1613031407365.webp?v=1782796841","url":"https:\/\/avelmere.com\/products\/step-down-module-ams1117-ldo-800ma-for-dc-dc-step-down-power-module-for-3c-digital-instrument-blue-colour","provider":"Avelmere.com","version":"1.0","type":"link"}