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The Best 12Vdc To 3Vdc Converter of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best 12Vdc To 3Vdc Converter of 2022. Check our ranking below.

2,372 Reviews Scanned

Rank No. #1
12V to 3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply Module
  • Converts a 12V input voltage (will operate with any input voltage from 8V to 24V) to 3V DC output at up to 3A
  • Up to 9W output power (3V at 3A)
  • Fully sealed and waterproof
  • Overload / over-current / over / low voltage protection, stable performance
  • Red and Black Wires are + and - DC input, Red and Yellow wires are + and - DC Output
SaleRank No. #2
DROK Waterproof DC Buck Converter Voltage Regulator 8-22V to 3-15V 5V 12V 3A Adjustable Output Power Supply Transformer Step-Down Volt Module Board for Car Auto Vehicle Motor Regulated SR
  • Uses synchronous rectification technology, has high conversion efficiency and stable performance; The input should be at least 3V higher than output.
  • With potentiometer on the bottom, which allows you adjust the accuracy with the mini screw, but ensures you won't easily change its setting when mounted.
  • Fully sealed, outer enclosure acts as a heat sink, specially made to be waterproof, anti-shock, anti-humidity and dust-proof, more durable.
  • With reversed-connection protection, over-current protection, over-heating protection and over-voltage protection, hence is safe to use.
  • Perfect for electronic hobby project, wide application, you can use it on radio, Car Audio, LED display, motor, cell phone, etc.
Rank No. #3
eBoot Mini MP1584EN DC-DC Buck Converter Adjustable Power Supply Module 24V to 12V 9V 5V 3V (6 Pack)
  • Mini MP1584EN DC to DC buck converter module with a wide operating range
  • Input voltage: 4.5 V to 28 V; Output voltage: 0.8 V to 20 V
  • Output current: 3 A (maximum); Conversion efficiency: 92% (maximum)
  • Output ripple: less than 30 mV; Switching frequency: 1.5 MHz (highest), typically 1 MHz
  • Operating temperature: -45 ℃ to 85 ℃; Size: 22 mm by 17 mm by 4 mm; Warning: do not reverse the positive and negative terminals to avoid any possible damage; Do not use light load (less than 10% of output power) or without load
Rank No. #4
Maxmoral 2pcs DC-DC Buck Converter Power Module 3A Adjustable Step-Down LM2596 Voltage Regulator 24V to 12V 5V 3V
  • Input Voltage: DC 3V-35V, Output Voltage: DC 1.25V-35V (continuously adjustable), high effeciency, max output current up to 3A.
  • Adopting SANYO solid-state capacitor, 36u thickened circuit board, high Q value large power inductance, with LED indicator.
  • High precision potentiometer, factory default is approx 18V. Turn the potentiometer counterclockwise 1 cycle, it may step-down approx 1V voltage.
  • 0.1uF high frequency bypass capacitor, can effectively filter out high frequency noise.
  • Two Wire Connection Mode: Solder and Welding Pin.
Rank No. #5
ACEIRMC 3pcs XL6019 5A High Power Current DC to DC Step-up 5V 6V 12V 24V 3-35V to 5-40V XL6019 Converter Adjustable Voltage Regulator Power Modules Boost Module Booster (3pcs)
  • Conventional Constant Voltage Output BOOST Fully Integrated Solutions, Integrated MOSFET, Fewer External Components, Smaller Cos System
  • XL6019 5A Current DC to DC Adjustable Boost Power Supply Board Module
  • Adjust the blue knob of the potentiometer (counterclockwise general impulse, buck clockwise rotation) and with a multimeter to monitor the output voltage reaches the required voltage
  • Built-in over temperature protection, full set overcurrent protection circuit reliability, high reliability
  • Input and Output must be connected correctly
Rank No. #6
Facmogu Adjustable Power Supply Adapter AC 100-240V to DC 3-12V 5A, 15-60W, AC/DC Switching Power Converter with LED Voltage Display
  • Input Voltage: 100V-240V 50/60Hz; Output: DC 3V-12V 5A 5A (60W) max; Output adaptor jack size: 5.5mm x 2.5mm. US plug type.
  • Safety Features: Over-voltage protection, over-current protection, short circuit protection.
  • Voltage Consistency: No voltage fluctuations at power on, during transmit, receive, or at power off. It will protect your electronic products from destruction.
  • Great for LED strips lights, garden camera, 3D printer, ham radio transceiver, CCTV cameras, car subwoofer amp, audio amplifier,, computer project, wireless router, audio/ video power supply. Indoor use only!
  • 1-YEAR WARRANTY: We offer 1-year guarantee period. If you have any questions or concerns, please don't hesitate to contact us.
Rank No. #7
6 Pack Buck Converter, MELIFE AMS1117-3.3V Soldering Kit DC 4.75V-12V to 3.3V Voltage Linear Regulator 3 Pins 800mA Mini Step Down Converter Buck Module
  • INPUT & OUTPUT: AMS1117-3.3 DC-DC buck converter step down module supports DC 4.75-12V input and 3.3V fixed voltage and 800mA current output (The input voltage should be higher than output voltage and load current may not exceed 800mA).
  • CONNECT EASILY: 3 pins design, this buck converter is easy to connect your MCU development and provide constant power supply, which suitable for electronic devices such as SCM project design needs 3.3V power supply.
  • EFFECTIVE PROTECTION: The overheat shutdown circuit of step down converter provides overload and over-temperature protection, avoiding damage your device effectively. It can be perfectly apply to high-efficiency linear regulator Published Active Power Regulator Battery Charger Active instrument.
  • EASY TO INSTALL: Mini 8.6mm* 12.3mm size, our DC voltage regulator is easy to use and install. Come with 5pcs mini voltage reducer, meeting your needs well.
  • WIDE APPLICATION OF DC BUCK CONVERTER: Widely use for MEGA2560, MSP430 Development Card, 3.3V Low Power MCU, FPGA/CPLD PLD Programmable Logic Systems, ARM7 ARM9 ARM11 STM32, etc.
Rank No. #8
NOYITO DC to DC 3.3V 2A 3A Converter Buck Module 12V 16V 8V-22V Buck to 3.3V 3A Max Power Converter IP67 Waterproof with Overcurrent Overheat Short-Circuit Undervoltage Protection (3.3V 3A, Black)
  • Input voltage: DC 12V 8V-22V.
  • Output voltage: DC3.3V ±0.25V.
  • Output current: 3A Max.【This product has been upgraded, from the old version's maximum 2A current output to the new version's maximum 3A current.】
  • Conversion efficiency: about 95%. Shockproof Waterproof level: IP67.
  • Protection function:Overcurrent protection,Overheat protection,Short circuit protection,Undervoltage protection.
Rank No. #9
Dorhea 7 Pack 3.3V DC-DC Buck Converter 3 Pins AMS1117-3.3V DC 4.75V-12V to 3.3V Voltage Regulator Step Down Power Supply 800mA Buck Module
  • AMS1117-3.3 is a positive voltage regulator step down power supply module, support DC 4.75-12V input and 3.3V fixed voltage and 0.8A current output.
  • The voltage regulator converter module is suitable for electronic devices, with the design of 3 pins, this buck converter is easy to connect your MCU development and provide constant power supply, which suitable for electronic devices such as SCM project design needs 3.3V power supply.
  • Applicable for high-efficiency linear regulator Published Active Power Regulator Battery Charger Active instrument.
  • Applications: MSP430 Development Board; 3.3V Low power consumption MCU; FPGA/CPLD PLD Programmable Logic Systems; ARM7 ARM9 ARM11 STM32; etc.
  • AMS1117 overheat shutdown circuit provides overload and over-temperature protection. AMS1117-3.3V Buck Converter soldering kit only supports 3.3V,800mA output, So the load current can not exceed 800mA.
Rank No. #10
pulabo Premium Quality Waterproof Auto Vehicle Voltage Reducer DC-DC Converter 12V to 3.3V Step-Down Voltage Regulator Transformer 3A/10W Power Supply Module for Car Affordable
  • Input voltage: DC 12 V (Input Voltage must Higher 3V than Output Voltage)
  • Please allow 1-2CM differs due to manual measurement.
  • Over current protection, short circuit protection, high temperature protection.
  • Output Current: 3A; Output Power :10w; Conversion efficiency: 90%
  • Output voltage: 3.3V

Last update on 2022-10-06 / Affiliate links / Images from Amazon Product Advertising API

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