MT3608 Boost Converter

MT3608 Boost Converter

The MT3608 Boost Converter is a compact DC-DC step-up (boost) voltage regulator designed to increase a lower input voltage to a higher, adjustable output voltage. It is widely used in portable electronics and battery-powered projects where voltage boosting is required.

Key Features

Step-Up Conversion: Converts low voltage to higher voltage efficiently
Adjustable Output Voltage: Fine-tuned using onboard potentiometer
Compact Size: Ideal for small and space-constrained projects
High Efficiency: Up to ~93% depending on load conditions
Wide Input Range: Works with low voltage sources like batteries
Stable Output: Provides regulated voltage with minimal ripple
Low Cost Solution: Popular for budget DIY electronics

Applications

Battery-Powered Devices: Boost 3.7V Li-ion to 5V/9V/12V
Power Banks / USB Boost: Generate 5V output from single cell battery
Arduino & IoT Projects: Stable boosted supply
Portable Electronics: Wearables, mini gadgets
LED Projects: Driving LEDs requiring higher voltage

Technical Specifications

Module Type: DC-DC Boost Converter (Step-up)
IC Used: MT3608
Input Voltage: 2V – 24V DC
Output Voltage: 5V – 28V DC (adjustable)
Output Current: Up to 2A (practical ~1–1.5A)
Switching Frequency: ~1.2 MHz
Efficiency: Up to 93%
Adjustment: Multi-turn potentiometer
Size: Very compact module

Product Example

MT3608 Step-Up Boost Converter Module
Compact and efficient voltage booster for low-power and portable applications.

Why Choose MT3608 Boost Converter?

The MT3608 is perfect when you need a small, efficient voltage booster for battery-powered systems. Its compact size and high switching frequency make it ideal for tight spaces and lightweight designs, especially compared to larger boost modules.

⚠️ Important Notes

Output voltage must be set before connecting load
Cannot step-down voltage (boost only)
High current output reduces efficiency and generates heat
Not ideal for high-power applications above ~15W
Ensure correct polarity to prevent damage