DC-DC 4-30V 0.8-20V 3A Mini Converter

A compact, high-efficiency 3 A step-down converter accepting 4–30 V input and delivering a continuously adjustable 0.8–20 V output at up to 92% efficiency. Operating at 1.5 MHz with under 30 mV output ripple, it punches well above its size for noise-sensitive embedded applications. Terminal and screw connections make wiring clean and maintenance-free.

🔹 Key Applications

• Compact power regulation for embedded control boards

• Step-down power conversion in automotive electronics

• IoT and remote sensing node power supply

• Adjustable voltage source for multi-rail prototyping boards

• Panel-mounted power regulation in industrial enclosures

🔹 Why Choose This Module?

• 1.5 MHz high-frequency switching — ultra-low 30 mV ripple output

• 92% efficiency — minimal heat without forced cooling

• 0.8 V minimum output — compatible with sub-1 V microcontroller rails

• Industrial temperature range (-45°C to +85°C)

• Terminal connections — clean, solder-free wiring

🔹 Technical Specifications

• Input Voltage: 4.5 V – 28 V DC

• Output Voltage: 0.8 V – 20 V DC (adjustable)

• Output Current: 3 A

• Conversion Efficiency: Up to 92%

• Output Ripple: <30 mV

• Operating Frequency: 1.5 MHz

• Operating Temperature: -45°C to +85°C

• Dimensions: 22 × 17 × 4 mm

🔹 What's Included

1 × DC-DC 3 A Mini Step-Down Converter Module

🔹 Pro Tip

💡 With a 0.8 V minimum output, this module can power FPGA core voltage rails and DDR memory supplies in advanced embedded designs. Always verify your output voltage before connecting sensitive loads — use a multimeter to confirm the set voltage.

⚠️ Note: Always ensure proper heat dissipation and correct voltage configuration before powering connected devices.