Mini 360 DC-DC Buck Converter Module with synchronous rectification delivers 4.75V-23V input, 1.0V-17V output, 3A max current, 96% efficiency for electronic power supply projects.
Mini 360 DC-DC Buck Converter Module with synchronous rectification delivers 4.75V-23V input, 1.0V-17V output, 3A max current, 96% efficiency for electronic power supply projects.
Mini-360 DC-DC Buck Converter: Compact Synchronous Step-Down Power Module
The Mini-360 DC-DC buck converter is an ultra-small, synchronous rectifier module designed for efficient voltage step-down conversion in electronic projects. With dimensions of just 17 x 11 x 3.8 mm, it provides a space-saving solution for regulating power supplies in prototyping, hobbyist electronics, and embedded systems. Its wide input range of 4.75V to 23V and adjustable output from 1.0V to 17V make it versatile for powering microcontrollers, sensors, LEDs, and other components from various DC sources like batteries, wall adapters, or solar panels. The module's synchronous rectification technology and integrally molded inductor contribute to its high efficiency and compact footprint.
Features and Construction
The Mini-360 is built around a non-isolated buck topology, incorporating key design choices that define its performance and physical profile. Its construction prioritises a minimal footprint without sacrificing essential functionality for basic voltage regulation tasks.
Material and Build
The module's core components include a synchronous rectifier control chip and an integrally molded power inductor mounted on a standard PCB. The use of a molded inductor, rather than a traditional wire-wound type, is a primary factor in achieving the module's ultra-small size of 17 x 11 x 3.8 mm. This construction method also aids in mechanical stability. The synchronous rectification design improves efficiency by using a MOSFET instead of a diode for the second switching stage, reducing power loss.
Size and Practical Fit
Measuring 17 mm in length, 11 mm in width, and 3.8 mm in height, the Mini-360 is notably compact. This small form factor allows it to be integrated into projects where board space is at a premium, such as inside small enclosures, on densely populated prototype boards, or in portable battery-powered devices. The module's low profile also facilitates stacking or placement near other components. Its fixed dimensions are a key specification for designers planning the physical layout of their circuits.
Uses and Placement
This converter is suited for a broad spectrum of DC power regulation scenarios, from casual experimentation to more defined applications. Its technical specifications directly inform where and how it can be effectively deployed.
Event or Professional Use
In professional prototyping, maker workshops, or educational settings, the module's adjustable output via its onboard potentiometer allows for quick testing of circuits at different voltage levels without requiring a variable bench power supply. Its wide 4.75V-23V input range means it can be fed from common voltage sources like 12V adapters, 19V laptop supplies, or multi-cell battery packs, providing flexibility in the lab or field. The specified operating temperature range of -40°C to +85°C supports use in environments beyond typical room temperature.
Everyday Home Use
For hobbyists and DIY enthusiasts, the Mini-360 simplifies powering projects. It can be used to create a stable 5V or 3.3V supply from a 9V battery for Arduino projects, step down a 12V adapter to 7.4V for a specific motor, or provide a low-noise voltage source for audio circuits. The module's compact size makes it ideal for embedding into finished projects like custom LED lamps, sensor stations, or model electronics. The clear input and output voltage boundaries help users select appropriate power sources.
Benefits and Buying Value
The value of the Mini-360 converter lies in its combination of specified performance parameters within a minimal package. It offers a defined set of capabilities for users needing basic, efficient voltage conversion.
Reuse and Low Maintenance
As a solid-state module with no moving parts, it requires no maintenance. Its robust operating temperature range suggests it can withstand conditions encountered in many projects without degradation. The module can be desoldered and reused in different projects, and its standard pinout facilitates repeated prototyping use. The specified load regulation of ±0.5% and voltage regulation of ±2.5% indicate a level of output stability suitable for repeated, reliable operation in non-critical applications.
Why Choose This Product
This module is chosen for applications where its specific combination of small size, synchronous rectification efficiency, and defined voltage/current ranges meets a project's needs. The maximum 96% conversion efficiency and 340KHz switching frequency are technical differentiators for power-sensitive designs. The concrete specifications—such as the 3A peak and 1.8A continuous current limits, 30mV no-load ripple, and precise dimensions—provide clear criteria for selection over a generic, unspecified module. It represents a component with measured parameters for informed circuit design.
