Top 8 Best Buck Converter

Input DC 3-40 V input voltage must be 1.5 V higher than the output voltage, no boost.. Output DC 1.5-35 V voltage is continuously adjustable, maximum output current is 3 A.. Easy work convenient to accurately adjust the output voltage with a mini screwdriver.. Features Thickened circuit boards,Short circuit and over-temperature protection.. Application widely used for DIY mobile power, monitor power supply, power buggies,communications equipment supply,etc..

This module can be applied to fields in the input voltage is higher than the step-down output voltage, such as batteries, power transformers, DIY adjustable power supply, 24V Car T of the power equipment industry buck, 12V switch 3.3V, 12V switch 5V, 24V switch 5V, 24V switch 12V, 36V 24V turn and so on.. With a voltage meter and voltmeter displays self-calibration. Uses a more advanced microprocessor voltage voltmeter error 0.05V, Range 0 40V. To ensure accuracy voltmeter, make sure the input voltage of 4.5V and above. Touch of a button to switch the input or output voltage measurements and has a light show which is being measured voltages, and save the settings, even the power off and then on. Input Voltage 4.5 40V. Input voltage must be higher than the output voltage of 1.5v or more. Adjustable output voltage range of 1.25V 37V continuously adjustable. Input voltage must be higher than the output voltage of 1.5V. Output current 3A, recommendations within 2.0A use, high current needed to enhance heat dissipation.. Output power 20W, 15W, please enhance heat dissipation over. High conversion efficiency, on average 88 efficiency and the input and output voltage, current, pressure related.

Product parameters input voltage is 4.0V - 40V, output voltage is 1.25V - 37V, output current is 2A normal and stable and 3A max, conversion efficiency 92 highest, output ripple under 30mV, switching frequency 150KHz, operating temperature is -45 to 85 degree Celsius. Simple to operate the voltmeter can be turned off, and the switch can be turned off by pressing and holding the switch for more than 1 second and less than 4 seconds, once the voltmeter is turned off, simply press the switch to turn on the voltmeter. Easy to use with terminal block, no soldering iron is also convenient to use, and retain the wire bond point the input voltage must be higher than the voltage to be output by 1v or more. Output current the maximum output current can be as high as 3A, the recommended working current is about 2A, more than 2A plus heat sink. Nice design with 150KHz internal oscillation frequency, features low power consumption and high efficiency When the output voltage cannot be adjusted and is always equal to the input voltage, please turn the potentiometer counterclockwise for more than 10 turns, and then use the module to adjust the voltage normally This is because when the module leaves the factory, the default output voltage is about 20V.

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.. Output 1.25V to 30V DC voltage is continuously adjustable, high efficiency and maximum output current of 3A.. All solid capacitors using SANYO. 36u thick circuit boards. High-Q inductors with high power output LED indicator.

LM2596 DC-DC Buck Step-down Power Converter Module. 4.0-40V to 1.25-37V LED Voltmeter. output voltage range of 1.25V 37V.

This step-down voltage module with a wide input voltage range from 6V to 40V, the step-down converter can accurately adjust output voltage and current.. It is designed with 75V80A large current dual MOS tube. Input and output use high frequency low resistance electrolytic capacitor, low ripple, stable output.. The efficiency can be up to 96, measured at 20A, converting 24V to 12V. Wiring is convenient with these large current 30A screw terminals.. The buck module has 2 heat sink that could enhance heat dissipation, extending service life.. When there is a big difference between input and output voltage, please decrease power and current..

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. Suitable for various electronic projects.. Input VoltageDC 3.2V to 35V input voltage must be 1.5V higher than the output voltage, no boost.. Output VoltageDC 1.25V to 30V voltage is continuously adjustable, maximum output current is 3A.. Mini Size45 23 14 mm with potentiometer. 6pcs included.. 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, clockwise to step up voltage and counterclockwise to step-down voltage. Factory default stays a high voltage, you need to contrarotate about 7-15 circles before the voltage starts ramping down, 1 circle means - 1V.

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. Suitable for various electronic projects.. Input VoltageDC 4V to 38V input voltage must be 1.5V higher than the output voltage, no boost.. Output VoltageDC 1.25V to 36V voltage is continuously adjustable, maximum output current is 5A.. Mini Size623814 mm with potentiometer. 2 sets included.. 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, clockwise to step up voltage and counterclockwise to step-down voltage. Factory default stays a high voltage, you need to contrarotate about 7-15 circles before the voltage starts ramping down, 1 circle means - 1V.

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.

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.. GENERAL USE --- As ordinary step-down module with over-current protection As constant current LED driver module DIY a solar power controller, etc.. DISPLAY --- Large clear digital LCD display voltage current value simultaneously.. FEATURES --- Constant currentvoltage mode Voltage calibration current calibration USB interface Protective case Short-circuit protection Over-temperature protection Input reverse connection protection.. NOTE --- 1. Output voltage is set as around 20V by default, if your input is lower than that, please turn potentiometer anticlockwise for 10 laps or more until voltage changes. 2. The case is packaged unassembled to avoid damage during transit. It needs to be manually installed. 3. Please carefully read the users manual, especially the Cautions before using. You can find the PDF Instructions on this page -- Product information -- Product guides and documents -- User Manual PDF..