MT3608 DC-DC Step Up Boost Converter Module - XY-016 2A Max, Micro USB Input, 2V-24V to 5V-28V Adjustable Voltage Regulator Board for Arduino DIY Electronics Projects

The DIYKIT MT3608 XY-016 DC-DC Step-Up Power Module is a highly efficient, compact boost converter designed to step up low-voltage DC inputs to a higher, stable DC output. Featuring the widely adopted MT3608 high-frequency boost converter integrated circuit, this module is engineered for hobbyists, makers, and professional engineers working on DIY electronics, robotics, and prototyping. A standout feature of the XY-016 variant is the inclusion of a Micro USB input interface, allowing users to easily power their projects directly from standard USB chargers, power banks, or computer USB ports, alongside traditional solder pads for direct wire connections.

At the heart of this module is the MT3608 IC, which operates at a high switching frequency of approximately 1.2MHz. This high-frequency operation allows the use of small, low-profile inductors and capacitors, resulting in an exceptionally compact footprint without sacrificing performance. The module utilizes an internal 80mOhm metal-oxide-semiconductor field-effect transistor (MOSFET) to achieve high efficiency, typically reaching up to 93% or higher depending on the specific input-to-output voltage differential and load current. The output voltage is regulated via a closed-loop feedback system connected to an onboard multi-turn precision trimming potentiometer (trimpot). This potentiometer allows for highly precise adjustments to the output voltage.

• Input Voltage Range: 2V DC to 24V DC (via solder pads) or 5V DC (via Micro USB)
• Maximum Output Voltage: 5V DC to 28V DC (adjustable)
• Maximum Output Current: 2A (recommended continuous current is lower, typically 1A to 1.5A depending on heat dissipation and input/output differential)
• Maximum Efficiency: Up to 93% (varies by operating conditions)
• Switching Frequency: 1.2 MHz
• Under-Voltage Lockout: Internal protection active
• Thermal Protection: Over-temperature shutdown built into the MT3608 IC
• Board Dimensions: Approximately 30 mm x 17 mm x 14 mm (varies by module revision)
• Input Interface: Micro USB female port and direct solder pads (IN+ and IN-)
• Output Interface: Direct solder pads (OUT+ and OUT-)

This versatile boost converter is ideal for a wide range of applications. It is commonly used to power 5V microcontroller boards (such as Arduino Uno, Nano, or ESP8266/ESP32 modules) from a single-cell 3.7V lithium-ion or lithium-polymer (LiPo) battery. It is also perfect for driving 9V or 12V DC motors, LED strips, relays, and sensors from standard 5V USB power sources. Other applications include portable power banks, solar-powered battery chargers, field testing equipment, and educational electronics kits where multiple voltage levels are required from a single power rail.

When integrating the MT3608 XY-016 module into your circuit, several critical guidelines must be followed to ensure safe and reliable operation. First, the input voltage must never exceed the maximum rated input of 24V. Second, because this is a step-up (boost) converter, the output voltage must always be set higher than the input voltage. Attempting to draw power when the input voltage is higher than or equal to the target output voltage can cause direct conduction through the internal diode, potentially damaging the module or connected load. Crucially, when using the module for the first time, the onboard potentiometer may require 15 to 20 full counter-clockwise rotations before the output voltage begins to change. If you measure the output and find it matches the input voltage, continue turning the potentiometer counter-clockwise. Ensure adequate ventilation or active cooling if operating near the maximum 2A current limit for extended periods, as thermal buildup can trigger the internal over-temperature protection.

1 x MT3608 XY-016 DC-DC Step Up Power Module with Micro USB