The Versatile DC-DC Boost Module (0.9V~5V) for a Stable 5V 600MA USB Boost Circuit Board


In the world of electronic components, power modules play a crucial role in delivering reliable and stable power to a variety of devices. Among these modules, the DC-DC boost module stands out due to its versatility and high performance. In this article, we will explore the features and applications of a specific DC-DC boost module that operates within the input voltage range of 0.9V to 5V and outputs a stable 5V DC voltage. We will also discuss important considerations regarding its usage and potential limitations.

The High-Performance DC-DC Boost Module

This particular DC-DC boost module boasts several impressive features that set it apart from ordinary modules. It utilizes high-performance chips that ensure superior performance, making it an ideal choice for various applications. With an input voltage range of 0.9V to 5V, it can effectively boost the voltage to a stable 5V DC output. This versatility allows it to power a wide range of devices, including mobile phones, cameras, microcontrollers, and other digital products.

Power Output and Efficiency

When powered by a single AA battery, this module can output a current of up to 200-300mA. If two AA batteries are used, the output current increases to a range of 500-600mA. This output capacity is measured by professional equipment and represents the module’s maximum potential, factors such as the front-end power supply and rear-end load may affect the actual output power. The module’s high conversion efficiency, reaching up to 96%, ensures minimal power loss during the conversion process, further enhancing its overall performance.

Compact Design and Wide Range of Uses

The DC-DC boost module features an ultra-small size, with a PCB board measuring only 25mm x 18mm. This compact design allows for easy installation in various small-scale equipment, providing efficient power supply solutions. Additionally, the module is equipped with a USB socket, which extends its range of applications. This USB interface makes it compatible with numerous devices that utilize USB connections, expanding its usefulness and making it an ideal choice for DIY projects.

Industrial Temperature Range and Working Indicator

The module is designed to operate within a temperature range of -40 ℃ to +85 ℃, making it suitable for use in challenging environments that may subject it to extreme temperatures. Furthermore, it features a working indicator, providing visual feedback to users regarding its operational status. This indicator adds convenience and further enhances the user experience.

Applications and Considerations

The DC-DC boost module excels in various applications. One popular use is in DIY mobile power supplies. When traveling or on the go, this module can be coupled with a lithium battery or 2-3 nickel-metal hydride batteries to create a portable power supply. By utilizing this setup, you can conveniently charge your mobile phone, MP3 player, MP4 player, PDA, or PSP, ensuring you have ample power whenever you need it.

Short-Circuit Protection Considerations

It’s important to note that this specific module does not include built-in short-circuit protection. If you require protection against accidental short-circuits, it is recommended to connect a resettable fuse in series at the input. This additional measure will help prevent potential damage or burnout in case of a short circuit, ensuring the longevity and safety of your circuit.


The DC-DC boost module with an input voltage range of 0.9V to 5V and a stable 5V output current of up to 600mA via its USB socket is a versatile and high-performance electronic component. Its compact size, wide range of applications, and high conversion efficiency make it a reliable choice for various projects. However, it is crucial to exercise caution when using this module if you lack electronic professional knowledge. With proper care and understanding of its limitations, this DC-DC boost module can be a valuable addition to your electronic toolkit.