When you want to find dc dc buck converter step down, you may need to consider between many choices. Finding the best dc dc buck converter step down is not an easy task. In this post, we create a very short list about top 10 the best dc dc buck converter step down for you. You can check detail product features, product specifications and also our voting for each product. Let’s start with following top 10 dc dc buck converter step down:
Reviews
1. 24V to 12V 5V DC Converter, DROK LM2596 Buck Power Converter 5-32V to 0-30V Step Down Adjustable Output Voltage Regulator Board Power Supply Module with LED Display Voltmeter Screw & Heatsink
Feature
DROK dc to dc buck converter input voltage range is DC 5-32.0V, output voltage range is DC 0-30.0V, max output current is 1.5A, max output power is 30WOn/off is the output Voltage control button when connect the power supply, the Default option is to turn on the output Voltage press the button will turn off the output Voltage then press it again can turn on the output Voltage again, followed by recycling; the two buttons named in and out (which are on the left of the digital display) can switch between current input Voltage and output Voltage
There are two LED indicators on the step-down voltage regulator board, including the red LED and the Green LED the red LED will light on when you measure input Voltage and Green LED will light on when you measure output Voltage
Set Key is to set the output Voltage, press set shortly, the Decimal place of output Voltage flashes; press the two buttons named + and - to increase or decrease the value
Our power supply transformer module is low power consumption, and has terminal and retain the wire bonding wiring point
Description
Parameters:Input voltage: 5-32.0V (we suggest you to leave margin)
Output voltage: 0-30.0V
Output current: 1.5A Max (please enhance cooling when > 1.5A)
Output power: 30W Max
Output voltage preset resolution: 0.1V
Voltage testing accuracy: +/-(1%+2 digits)
Wiring connection:
IN+: connect IN+ to your Input +
IN-: connect IN- to your Input -
Out+: connect OUT+ to your output +
Out-: connect OUT- to your output -
How to use:
1. ON/OFF is the output voltage control button. when connect the power supply, the default option is to turn on the output voltage. press the button will turn off the output voltage. then press it again can turn on the output voltage again, followed by recycling.
2. The two buttons named IN & OUT (which are on the left of the digital display) can switch between current input voltage and output voltage.
3. SET key is to set the output voltage. Press SET shortly, the decimal place of output voltage flashes. press the two buttons named + & - to increase or decrease the value, thereby setting the decimal place of output voltage. after select the required value of decimal place, press SET again and the integral place of output voltage starts flashing. with the same two buttons can set the required value by using the same method. when the required value is set, press the SET to quit setting. if you don't press the SET key, the setting will be automatically quitted after 6 seconds and the item will store the current setting value.
Note:
1. Please make sure that you use this module within its working range; do not output short-circuit or charge the battery, otherwise the board would burn.
2. When you set the parameter, please use the module after you make sure output voltage is stable to avoid any possible damage.
2. eBoot Mini MP1584EN DC-DC Buck Converter Adjustable Power Step Down Module 24V to 12V 9V 5V 3V, 6 Pack
Feature
Mini MP1584EN DC to DC buck converter step-down module with a wide operating rangeInput 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: donotreversethepositiveandnegativeterminals to avoid any possible damage; Do not use light load (less than 10% of output power) or without load
Description
eBoot Mini MP1584EN DC to DC buck converter adjustable power step down module 24V to 12V 9V 5V 3V, 6 Pack
Specifications:
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
Application: DIY mobile power, monitor power supply, power buggies, camera power supply, car power, communications equipment supply,etc.
Package includes:
6 x Mini MP1584EN DC to DC buck converter
You can adjust the voltage by placing a multi-meter on the output, synchronously, using a screw driver to adjust a potentiometer. It can be minute adjustments to achieve a precise voltage.
Kindly reminder
These boards are adjustable current limiting, fixed 3A current limit.
Please make sure that this module within its working range before using.
Please don't output short circuit, otherwise the board would burn out.
When setting the parameter, please make sure output voltage is stable before using the module to avoid any possible damage.
Tips:
Please check if the product package is intact before opening.
Please check if the negative and positive terminals are accessed correctly before operating.
The input voltage should not be over 28 V to avoid damage.
3. [8-PACK] LM2596 DC-DC Adjustable Buck Converter 3-40 V to 1.5-35v Step Down Power Supply High Efficiency Voltage Regulator Module
Feature
Input voltage rangeDC 3 -40 V (input voltage must be 1.5 V higher than the output voltage, no boost)Output voltage rangeOutput: DC 1.5 - 35 V voltage is continuously adjustable, maximum output current is 3 A
With over-temperature and short-circuit protection, hence it is safe to use.
Easy to make it work and convenient to accurately adjust the output voltage with a mini screwdriver.
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.NoteThe 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)
Description
Product FeaturesParameters:
Input Voltage: DC 3 -40 V
Output Voltage: DC 1.5 - 35 V
Output Current: 3A(MAX) It is recommended to use under 2A (NOTE: When using high power, add a heat sink to the power supply chip)
Load adjust ratio: +/-0.5%
Voltage adjust ratio: +/-2.5%
Transferring efficiency: 92% Max(the higher output voltage, the higher efficiency)
ON/OFF frequency: 150KHz
Output ripple: 200mV
Module feature: buck and non-isolated
Rectification method: non-synchronous rectification
Size: 5.4x2.3x1.8CM
Weight: 16g
Fuction:
1.Built in over-temperature protection function
2.Built in current limit function
3.Built in output short-circuit protection function
How to use
1.Access the power supply ( 3 -40 V), the power indicator light, the module is working properly.
2.Adjust the blue potentiometer knob (usually clockwise rotation boost, counterclockwise rotation Step-down) and monitor the output voltage with a multimeter to reach the required voltage.
3.A customer reflects the module output voltage can not be adjusted, always equal to the input voltage. When you encounter this problem, please first counterclockwise rotation potentiometer 10 laps above, and then use the module can be normal adjustment of the voltage.
Package includes:
8X LM2596 board
8 pieces of heat sink
4. eBoot 6 Pack LM2596 DC to DC Buck Converter 3.0-40V to 1.5-35V Power Supply Step Down Module
Feature
Input: DC 3 V to 40 V (input voltage must be 1.5 V higher than the output voltage, no boost)Output: DC 1.5 V to 35 V voltage is continuously adjustable, maximum output current is 3 A
Features: all use SANYO solid-state capacitors, 36 u thickening circuit boards, high-Q inductance with LED indicator output
Quantity: 6 pieces; Size: 45 * 20 * 14 mm (with potentiometer)
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)
Description
eBoot 6 Pack LM2596 DC to DC Buck Converter 3.0-40V to 1.5-35V Power Supply Step Down Module
Features:
Input: DC 3 V to 40 V (input voltage must be 1.5 V higher than the output voltage, no boost)
Output: DC 1.5 V to 35 V voltage is continuously adjustable, maximum output current is 3 A
Notes:
The input and output interface can not be reversed.
Keep it under 2.5 A and use the heat sink when working for long hours.
5. DROK 90483 DC Car Power Supply Voltage Regulator Buck Converter 8A/100W 12A Max DC 5-40V to 1.2-36V Step Down Volt Convert Module
Feature
Super dense and reinforced aluminum radiator allows lower and more Stable operating temperatureThere is LED indicator in the module, making the operating status of this board Clear
It has the TVs Diode to prevent Voltage Surge from breaking the chip D, hence allowing safer module operation
Four screw holes in the board enable you to mount the module more conveniently and easier
V-twin for input and v-out for output; installation of four 3 mm screws
Description
Paremeters:Module properties: non-isolated step-down module (BUCK)
Input voltage: DC 5-40V
Output voltage: DC 1.2-36V
Output current: 12A Max(rated 8A, peak 12A); 100W(if enhance heatsink, can reach 200W)
Operating temperature: -40 to +85 Celsius
Working frequency: 300KHz
Conversion efficiency: up to 95%
Short circuit protection: Yes (limit current is 14A)
Over-temperature protection: Yes (the board will automatically shut down the output if over-temperature)
Input reverse polarity protection: None (please install diode at input port if you need such protection)
Installation: four 3mm screws
Wiring: V-IN for input; V-OUT for output
Dimension: 60x52x20mm
Application:
For step down voltage application like battery or power transformers, DIY adjustable voltage regulator, 24V auto laptop power supply, 12v to 3.3V or
12V to 5V or 24V to 5V or 24V to 12V, etc.
Note:
Please adjust the potentiometer for at least 10 circles if you need to adjust output voltage
Testing for reference:
Input 12V, output 5V/10A, efficiency 81%
Input 12V, output 5V/6A, efficiency 86%
Input 24V, output 12V/8A, efficiency 91%
Input 24V, output 19V/6A, efficiency 94%
Package include:
1x DC Converter
6. DC Buck Converter, DROK DC-DC Step Down Voltage Regulator 10V-75V 60v 24v to 0-60V 12v 5v 12A Digital Control Volt Reducer Board Power Supply Module with LED Display & CC CV Mode
Feature
DROK buck conveter input voltage range is DC 10-75V, adjustable output voltage range is DC 0-60V, can be used to convert 24v to 12v 5v, adjustable output current range is 0-12A, max output power is 720W.Constant Current & Voltage: the step down regulator can adjust to constant output voltage, or constant output current by the key.
LED Disply: our power supply board is with digital LED display, can real-time display voltage, current, capacity and time.
Auto Output: the programmable voltage transformer module can be set automatic output after powering on.
Equipped with cooling fan: the volt reducer comes with a small cooling fan.
Description
DROK Step Down Voltage Regulator
Product Parameters:
Input Voltage Range: 10V-75V
Adjustable Output Voltage Range: 0-60V
Adjustable Output Current Range: 0-12A
Output Power: 0-720W
Output Voltage Setting Resolution: 10mV
Output Current Setting Resolution: 10mA
Power Supply Effect: CV0.5%+10mV CC<1%+10mA
Load Effect: CV0.5%+10mV CC<1%+10mA
Output Ripple: < 50mVppinput 54Voutput 12Vcurrent 5A
100Hz Fluctuation Transmission Ratio:< 1/10000
Typical Efficiency: 94% (input 54V, output 30V, current 5A)
Voltage Display Error: 1%+20mV
Current Display Error: 1%+20mA
Response Time: <50ms
Save Operation: M0~M9 10 groups of data
Product Features:
The DKP6012 DC-DC numerical control buck voltage converter is a programmable buck module with all-digital LED display which can display real-time voltage and current.
Compared to the similar product, you will find that this buck module has a compact size and it works efficiently and stable.
We applied advanced microprocessor control for this buck module. Voltage and current can be adjusted accurately by pressing the button, you can adjust it to output constant voltage and current.
Package Includes:
1 X DROK DC-DC Buck Converter Module
7. DC-DC Buck Voltage Converter, DROK Adjustable Step Down Voltage Regulator Stabilizer 6-32V 30V 24V 12V to 1.25-32V 9 V 6V 5V LCD Power Supply Reduce Module with USB Port Protective Shell
Feature
Come with protective shell, Large LCD screen, blue background and white digit, can be clearly seen in any angle, displaying voltage and current simultaneously.A constant voltage and current module, Input voltage could be 6-32V; Output voltage could be 1.25~32V; input side must be 1.5 higher than output side; max output Power is 75W.
Made of imported MP2304 chip, high conversion efficiency of 96%, when current is higher than 3A or 35W, please enhance heat dissipation.
With voltage-calibration and current-calibration, designed with USB interface, it brings you many conveniences in most occasions.
Wide applicationsused as an ordinary step-down modules with over-current protection capabilities, as a battery charger, as a constant current LED driver module.
Description
Parameters Input voltage: 6~32V Output voltage: 1.25~32V (Input must be 1.5 higher than output.) Output current: Max.5V, adjustable, recommend the use of within 4.5A. (Over 2A or 35W, please enhance heat dissipation.) Constant current needs above 2V output voltage, then can be adjusted. Only in the status of constant current can current adjustment work. Output Power: Max. 75W (recommend the use of within 50W, please reduce power if the dropout voltage is large) Operating temperature: -20 ~+70 Operating frequency: 180KHz Conversion efficiency: up to 96% Short circuit protection: Yes Input reverse polarity protection: None Over-temperature protection: Yes (Automatically shut off the output when over-temperature.) Connection: terminals or solder terminals; VIN is input; VOUT is output Module dimension: 65.6 x 40 x 25mm Voltage-calibration Method: In the case of power off, press and hold the "SET" key and power on, then enter into voltage calibration mode, and LCD screen starts to flash, release the "SET" key; press "SET" and "ENT" key to increase or reduce the voltage to the right input voltage. It will automatically saves after 2s, then power off and the calibration is complete. Current-calibration Method: Suitable for no-load with current display or slightly large current. In the case of power off, press and hold "ENT" and power on, then enter into current calibration mode and LCD screen starts to flash, release the "ENT" key; press "SET" and "ENT" key to increase or reduce the voltage to the right value. It will automatically saves after 2s, then power off and the calibration is complete. Package Includes: 1 x DC-DC Adjustable Step-down Power Supply Module with Shell 4 x Copper Cylinder Screws M3*6 4 x Double-pass Screws M3*12 8 x Roundhead Screws M3*68. DC Power Step Down Converter - 24V to 12V 30A 720W Peak Universal Auto Mini DC-DC Voltage Step-Down Buck Converter Regulator Reducer Travel Adapter w/ PWM Technology, For Car RV Truck - Pyle PSWNV720
Feature
CONVERT 24V TO 12V: The Step-Down Converter lets you use 12V appliances in vehicles that supply 24V of power. It steps down voltage while stepping up current from its input to its output. Widely used in auto, electricity, surveillance systems, etc720 WATTS PEAK: The DC-DC power adapter is capable of outputting 360 watts continuous, and up to 720W peak. It features PWM power technology w/ 24V input voltage and 12.5-12.8V output voltage. Also, the fuse is rated for up to 30A
UNIVERSAL DESIGN: Features a universal design making it compatible for use w/ vehicle type such as car, trucks, RV, SUV, buses, etc. Allows installation of 12 volt items such as car stereos, radios, fog lights, dashcam, LED strip lights, and more
MINI SIZE: The DC step down regulator's mini size of only 5.51" x 4.72" x 1.88" allows for easy, hassle-free, as well as discreet installation. It has a high conversion efficiency of 85% and draws about less than 0.2 amp when there is no load
4-WAY PROTECTION: This buck converter is equipped with short circuit protection, overload protection, high voltage protection, and low voltage protection for safety and security as well as longevity of the connected devices
PMW Power Technology - Rating Load:30A
With 4 Ways Protections (short circuit, over load, high voltage and low voltage) - Converse Efficiency: 87%
Converting efficiency: >85% - Dimensions: 5.5'' x 5.5'' x 1.8''
Input Voltage:24VDC
Output Voltage: 12.5v-12.8v DC
Description
Pyle Model : PSWNV72024V-to-12V DC Power Step Down, 720 Watt
24V DC to 12V DC Power Step Down 720 Watt Converter W/ PMW Technology
This power step down converter lets you use 12 V appliances in vehicles that normally supply 24 V of power. Now you can use your car stereo, CB radio, fog lights, etc. in your truck, RV, or bus! Get standard cigarette lighter voltage from your 24 V battery setup. This unit is capable of outputting 360 watts continuous, and up to 720 watts peak. For safety, it's equipped with short circuit, overload, high voltage, and low voltage protection. The fuse is rated for up to 30 amps.
9. DROK NC Adjustable Voltage Regulator Buck Converter DC 6-60V Step Down to 0-50V Switching Power Supply Stabilizer Module 15A 750W Step-Down Volt Transformer with Cooling Fan
Feature
DROK numerical control power converter input voltage range is DC 6-60.00V, adjustable output voltage range is 0-50.00V, step by 0.01V, adjustable output current range is 0-15.00A, step by 0.01A, output power range is 0-750W.NEW VERSION: the module is an update version, voltage setting and current setting can be operated quickly; screen refresh rate double improved, operation without delay.
Data Store: DROK electricity converter owns power-down stored function and can store 10 groups preset value, besides, it can quickly extract two groups stored value.
Color LCD Display: the volts regulator adopts 1.44 inches color LCD display, you can view the parameters, data set, CC, CV, key lock/unlock indications clearly.
Protection Function: overvoltage, overcurrent, overpower value can be set by user, which will help to protect the module from damaging.
Description
Technical Parameters:Input voltage range: DC6~60.00V
Output voltage range: 0V~50.00V
Output current: 0~15.00A
Output power range: 0~750.0W
Product Weight: about 113g
Opening size: 71mm*39mm
Output voltage resolution: 0.01V
Output current resolution: 0.01A
Output Voltage accuracy: (0.5% + 1 digits)
Output Current accuracy: (0.5% + 2 digit)
NOTE: Please make sure that the input voltage is 1.1 times higher than output voltage. Under large current circumstances, please pay attention to heat elimination.
Note:
Input voltage range is DC 6-55V and 55v is the limit voltage, please leave a room to use, otherwise it will be burnt.
The input must be DC power supply, not AC 220V, or else it will be burnt too.
Though this module has reverse connection protection and output short circuit protection, you must be in strict accordance with connection description to connect. If you connect the supply power with output, the module will be burnt.
Package Includes:
1* DC Adjustable Constant Voltage Power Module
1* Digital Meter
1* Cable
10. DC Power Step Down Converter - 24V to 12V 20A 480W Peak Universal Auto Mini DC-DC Voltage Step-Down Buck Converter Regulator Reducer Travel Adapter w/PWM Technology, For Car RV Truck - Pyle PSWNV480
Feature
CONVERT 24V TO 12V: The Step-Down Converter lets you use 12V appliances in vehicles that supply 24V of power. It steps down voltage while stepping up current from its input to its output. Widely used in auto, electricity, surveillance systems, etc480 WATTS PEAK: The DC-DC power adapter is capable of outputting 240 watts continuous, and up to 480W peak. It features PWM power technology w/ 24V input voltage and 12.5-12.8V output voltage. Also, the fuse is rated for up to 20A
UNIVERSAL DESIGN: Features a universal design making it compatible for use w/ vehicle type such as car, trucks, RV, SUV, buses, etc. Allows installation of 12 volt items such as car stereos, radios, fog lights, dashcam, LED strip lights, and more
MINI SIZE: The DC step down regulator's mini size of only 4.72" x 4.72" x 1.88" allows for easy, hassle-free, as well as discreet installation. It has a high conversion efficiency of 85% and draws about less than 0.2 amp when there is no load
4-WAY PROTECTION: This buck converter is equipped with short circuit protection, overload protection, high voltage protection, and low voltage protection for safety and security as well as longevity of the connected devices
PMW Power Technology - Rating Load:20A
With 4 Ways Protections (short circuit, over load, high voltage and low voltage) - Converse Efficiency: 87%
Converting efficiency: >85% - Dimensions: 4.5'' x 4.5'' x 1.8''
Input Voltage:24VDC
Output Voltage: 12.5v-12.8v DC
Description
Pyle Model : PSWNV480Vehicle DC Power Step-Down, 480 Watt
24V to 12V Power Step-Down - Vehicle DC Power Supply Converter, 480 Watt (For 24V Car/Truck, Van, Bus, Trailer, RV)
Features:Technical Specs:
The Pyle Vehicle Power Step-Down Converter allows you to use 12 Volt appliances from the existing 24 Volt power supply. Used for devices like car stereos, CB radios, fog lights and other automobile electronic equipment. Integrated short-circuit and overload protection provides an extra line of safety for connected electrical systems. Ensure device compatibility and connect more with the Pyle 24V-to-12V Power Supply Converter (for 24V Car/Truck, Van, Bus, Trailer, RV -- motor vehicles).