Top 10 Buck Converter Step Down – Power Converters

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1. WHDTS

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WHDTS 20A Power Supply Module DC-DC 6V-40V to 1.2V-35V Step Down Buck Converter Adjustable Buck Adapter CVCC Constant Voltage Constant Current Converter LED Driver

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WHDTS #ad - Wide application--①industrial automation. You can use it to charge rechargeable battery. Strong self-protection ability--this buck power module has powerful protection functions, including Over Current Protection and Short Circuit Protection.

Scientific research equipment. The bigger the amount is, Supports Wholesale: This buck power module requires basic electronic knowledge and hands-on ability. Battery Charging. Any issues, the more favorable the price is. Civil Equipment. Module Type: Non-isolated. Air Purification. Perfect after-sale service, please do not hesitate to contact us directly for further help. Used as a charger--this boost power module can also be used as a simple charger. 20a cvcc step-down power module w/overcurrent protection--this power module can be used as a practical dc adjustable cvcC constant voltage constant current buck power supply module.

And anti-backflow protection makes it possible to connect to the battery to charge directly. Please read the using steps before use. Whdts has long been engaged in Electronics Related Products wholesale and retail business. In this situation, the output voltage should be the same with the battery’s work voltage.
BrandWHDTS #ad
ManufacturerWHDTS #ad
Part Number14746BA

2. D-PLANET

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D-PLANET 2-Pack LM2596s Buck Converter DC to DC Step-Down Voltage Regulator Power Module 36V 24V 12V to 5V 2A Voltage Stabilizer with LED Display 

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D-PLANET #ad - High conversion efficiency, simple regulating operation, rotate the top screw of potentiometer clockwise to boost, anti clockwise to reduce voltage.

Input:dc 4v to 40v input voltage should be 1. 5v higher than the output voltage. Updated version: with reverse voltage protection, over-temperature and short-circuit protection, thus making it much safer to use. 100% satisfication service: if there are any problem with our products, please feel free to contact us. You can request a refund for any single module and no need to return it. Any problems you can contact us and we will try our best to resolve it till you satisfied. Output: dc 1. 25v to 37v voltage is continuously adjustable.
BrandD-PLANET #ad
ManufacturerD-PLANET #ad
Height0.67 Inches
Length3.15 Inches
Width2.36 Inches
Part Number1
ModelSG_B07CVBG8CT_US

3. Zixtec

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Zixtec 10 Pack LM2596 DC-DC Buck Converter Step Down Module Power Supply DIP Output 1.25V-30V 3A ZT001

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Zixtec #ad - All solid capacitors using SANYO. Input voltage range: dc 3. 2v to 35v input voltage must be higher than the voltage output to 1. 5v or more can not be boosted. High-q inductors with high power output LED indicator. Output: 1. 25v to 30v dc voltage is continuously adjustable, high efficiency and maximum output current of 3A. 36u thick circuit boards.
BrandZixtec #ad
ManufacturerZixtec #ad
Height1 Inches
Length1 Inches
Width1 Inches
Part NumberZT001
ModelZT001
WarrantyNo

4. EBOOT

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EBoot Mini MP1584EN DC-DC Buck Converter Adjustable Power Supply Module 24V to 12V 9V 5V 3V 6 Pack

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EBOOT #ad - Output current: 3 a maximum; Conversion efficiency: 92% maximum. Mini mp1584en dc to dc buck converter module with a wide operating range. Output ripple: less than 30 mv; Switching frequency: 1. 5 mhz highest, typically 1 MHz. Input voltage: 4. 5 v to 28 v; output voltage: 08 v to 20 V. 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.
BrandEBOOT #ad
ManufacturereBoot #ad
Height0.16 Inches
Length0.87 Inches
Weight0.06 Pounds
Width0.63 Inches
Part NumberEBOOT-POWER-CONVERTERS-01
ModelEBOOT-POWER-CONVERTERS-01

5. Valefod

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Valefod 6 Pack LM2596 DC to DC High Efficiency Voltage Regulator 3.0-40V to 1.5-35V Buck Converter DIY Power Supply Step Down Module

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Valefod #ad - Output voltagedc 1. 5v to 35v voltage is continuously adjustable, maximum output current is 3A. Factory default stays a high voltage, 1 circle means +/- 1V. Suitable for various electronic projects.

Easy to diyconnect to power source, using a mini screwdriver to increase or decrease output voltage by adjusting the screw on the blue potentiometer and monitor voltage with multimeter to get the needed voltage, you need to contrarotate about 7-15 circles before the voltage starts ramping down, clockwise to step up voltage and counterclockwise to step down voltage.

High precisionthe buck converter consists of 36u thickened circuit boards, high-Q inductance with output LED indicator, and superior solid-state capacitors that can effectively filter out high frequency noise. Mini size45 * 23 * 14 mm with potentiometer. 6pcs included. Input voltagedc 3v to 40v input voltage must be 1. 5v higher than the output voltage, no boost.
BrandValefod #ad
ManufacturerValefod #ad
Part NumberVA-139-52
Model4350280137

6. DROK

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12A LCD Step Down Volt Transformer 160W CC CV Buck Converter Reducer, Adjustable Voltage Regulator, DROK DC to DC 5.3V-32V to 1.2V-32V 12V Power Supply Module

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DROK #ad - Button control: button control output voltage ON / OFF status, and you can set the default output state is ON or OFF of the next time power-on. Application: the volt conversion board can be used as an ordinary buck module with over-current protection; used as a high-power LED constant current driver module; DIY a solar power controller, etc.

Lcd display: the buck converter is designed with lcd, output current and output power; voltage display resolution is 005v, can display input and output voltage, current display resolution is 0005a. Drok power supply module input voltage range is dc 5.

3-32v; output voltage range is dc 1. 2-32v, it can reach 12a; max output power is 120w, if enhance heat dissipation, if enhance dissipation, can be arbitrary adjustable; output current can be 8A for long term use, it can reach 160W. Safe protection: the voltage regulator module is with reverse connection protection at input terminal, reverse connection will not burn; short circuit protection.
BrandDROK #ad
ManufacturerDROK #ad
Part Number2001711007

7. DROK

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DROK Adjustable Buck Converter Step Down Voltage Regulator 6V-32V 30V 24V 12V to 1.5-32V 5V 5A LCD Power Supply Volt Reducer Transformer Module Board with USB Port Protective Case, DC Buck Module

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DROK #ad - Parameter - input voltage range dc 6v-32v; output voltage dc 1. 5v-32v; max output current 5A, recommend use of within 4. 5a; max output power 75W, recommend use of within 50W. 2. Display - large clear digital LCD display voltage & current value simultaneously.

You can find the pdf instructions on this page -- Product information -- Technical Specification -- User Manual PDF. General use - as ordinary step-down module with over-current protection; as constant current LED driver module; DIY a solar power controller, etc. Note - 1. Feature - constant current/voltage mode; voltage calibration & current calibration; USB interface; protective case; short-circuit protection; over-temperature protection; input reverse connection protection.

3. The case is packaged unassembled to avoid damage during transit. Please carefully read the user’s manual, if your input is lower than that, especially the “Cautions” before using. It needs to be manually installed. Output voltage is set as around 20v by default, please turn potentiometer anticlockwise for 10 laps or more until voltage changes.
BrandDROK #ad
ManufacturerDROK #ad
Weight0.15 Pounds
Part Number180080AFA

8. D-PLANET

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D-PLANET 4-PACK 5A DC-DC Adjustable Buck Converter 4~38v to 1.25-36v Step Down Power Supply High Efficiency Voltage Regulator Module

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D-PLANET #ad - Output voltage range:1. 25-36vdc adjustable. Output current: 0-5A, Output power: 75W. High conversion efficiency up to 96%. Updated version: updated from lm2596 and better than it, over-temperature and short-circuit protection, with reverse voltage protection, thus making it much safer to use.

100% satisfication service: if there are any problem with our products, please feel free to contact us. Input voltage range:4~38V Note:input voltage not over 38V. You can request a refund for any single module and no need to return it. Any problems you can contact us and we will try our best to resolve it till you satisfied.
BrandD-PLANET #ad
ManufacturerD-PLANET #ad
Height0.67 Inches
Length3.15 Inches
Width1.57 Inches
Part Number4
Model5864305253

9. Frienda

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36V, 8 Pieces 5A DC-DC Adjustable Buck Converter Step-Down Voltage Regulator Power Module 4V, 38V to 1.25V

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Frienda #ad - Module parameters: the input voltage is 4v - 38v please do not exceed 38v for input, the output current is 0A- 5A Recommended to use within 4. 5a, the output voltage is 1. 25v - 36v continuously adjustable, the output power is suitable for using within 75W. 5. 4 x 2. 3 x 1.

8 cm/ 2. 13 x 091 x 071 inches, please check whether the size is suitable for your needs before purchasing. Safer version: these dc-dc adjustable buck converters contain reverse voltage protection, output power and efficiency, over-temperature and short-circuit protection, with both input and output voltage range, safer and better than LM2596 version. Conversion efficiency: our 5a dc-dc adjustable buck converter can withstand working temperature range from minus 40 to 85 degrees Celsius and support working frequency of 180KHz, current and pressure drop, its conversion efficiency is 96% higher the specific efficiency is related to input, output voltage, the load adjustment rate shall not exceed 0.8

8% and the voltage regulation rate shall not exceed 08%. Check the size: each regulator power module measures approx. Convenient to operate: the step-down voltage regulator power module has designed with power indicator, short circuit protections limit current 8A and over-temperature protection which means the output will be automatically turned off after over-temperature.
BrandFrienda #ad
ManufacturerFrienda #ad
Weight0.33 Pounds
Part NumberFrienda-Power Converters-0179

10. McIgIcM

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DC to DC 3.0-40V to 1.5-35V Step Down Power Supply High Efficiency Voltage Regulator Module, 6 Pcs MCIGICM LM2596 Buck Converter

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McIgIcM #ad - Output current: 3A Max. Steps: connect to power source, adjust the swirl button on the blue potentiometer and monitor voltage with multimeter to get the needed voltage The factory have tested these at max voltage so they are very high by default, takes about 15-20 turns CCW before the voltage starts ramping down. All products are tested for stability, consistency and reliability. Ensure product excellence. Note** input voltage must be 1. 5 v higher than the output voltage, no boost. Output: dc 1. 5 v to 35 v. Input: dc 3 v to 40 v.
BrandMcIgIcM #ad
ManufacturerMcIgIcM #ad
Part Number5824093161
Model5824093161