Top 10 best regulator board for 2019
Finding the best regulator board suitable for your needs isnt easy. With hundreds of choices can distract you. Knowing whats bad and whats good can be something of a minefield. In this article, weve done the hard work for you.
Best regulator board
1. 12V 24V to 5V Buck Converter, DROK Immersion Gold Voltage Step Down Regulator Board DC 3V-40V to DC 5 v 3A Volt Reducer DC-DC Power Supply Transformer Module DIY
Feature
DROK buck converter input voltage range is DC 3V-40V, output voltage is DC 5V, can step 9v/12v/24v down to 5v, max output current is 3A.The voltage reducer circuit adopts imported BI potentiometer, with high resolution, sensitivity, reliability.
Our volt transformer board is with a indicator light, which is green and the display is bright, clearly visible and not glare.
The step-down power supply module is designed with reverse connection protection, over current protection, overheat protection, short circuit protection.
Note: the dc-dc buck converter can work stably at 3A indoor (Test condition temperature is 29 , and humidity is 50%). If it's for long time work, it is recommended adding heat sink.
Description
DROK 12V 24V to 5V Buck Converter
Parameters:
Input Voltage: DC 3V-40V
Output Voltage: 5V
Output Current: 3A(Max.)
Output Ripples: 20mV (Max.)
Conversion Efficiency: 90%(Max.)
Standby Current:0.3mA
No-load Current: 7mA or so
Protection Function: reverse, over current, overheat, short circuit
Working Temperature: -40 to 85
Package Including:
1x DC-DC Voltage Buck Converter Module
2. 5v Regulator, DROK 5pcs Mini Voltage Reducer DC 4.5-24V 12V 24V Step Down to 5V Buck Converter Board 3A Volt Step-Down Transformer Power Supply Module
Feature
DROK voltage regulator input voltage range is DC 4.5-24V, adjustable range is 0.8-17V, fixed output are 1.8V, 2.5V, 3.3V, 5V, 9V, 12V that can be chosen on the back side. Output current is 3A max (please enhance cooling work when it is full load); when real tested input 12V and output is 1.5A, no need to add special system.Output integrated adjustable and fixed voltage, you can get fixed output voltage by soldering the pot on the board. If the fixed output voltage is not what you want, you can adjust it by potentiometer.
High efficiency and super compact size, high frequency and low ripple, stable working performance, wide range of applications, will be a good component for fixing work.
Strong and high quality construction: imported potentiometer and 3A current chip, high current shielded inductors and MLCC solid capacitance with long service life.
Integrated enable port defaults the working mode and it will be off when it is at low electric level off, which bring a great convenience for users.
Description
Parameters:
Input Voltage: DC 4.5-24V
Output Voltage: Integrated adjustable and fixed output (Adjustable range is 0.8-17V, fixed output are 1.8V, 2.5V, 3.3V, 5V, 9V, 12V that can be chosen on the back side)
Output Current: 3A max (please enhance cooling work when it is full load); When real tested input 12V and output is 1.5A, no need to add special system.
Conversion Efficiency: 97.5% (highest) (6.5V to 5V, 0.7A)
Switch Frequency: 500KHz
Output Ripple: 20mV(12V to 5V, 3A) 20M width
Operating Temperature: -40 ~ +85(Industrial class) (The higher the operation temperature is, the smaller the output power is)
Output Over-voltage Protection: no
Temperature rising range at full load: 40
Static Current: 0.85mA
Voltage Adjustment Rate: 0.5%
Dynamic Response Speed: 5% 200uS
Output Short-circuit Protection: yes, please don't keep making it short-circuit.
Output Reverse Connection Protection: no
Enable Function Control: yes, Low electric level will stop working when high electric level is working. High electric level is 2-5V, low electric level is 0V or so.
Wiring Method: soldering
Input Method: soldering
Output Method: soldering or pins
Welding Hole Spacing: 2.54mm
Package Includes:
5 x mini 5v regulator
3. CC Buck Converter, DROK DC-DC Constant Current & Voltage Regulator Board 5V-36V 24V to 1.25V-32V 17V 12V 5V Step Down Transformer 5A 75W High Power LED CC Driver Module Battery Charge for Solar Panels
Feature
DROK buck converter input voltage range is DC 5V-36V, output voltage range is DC 1.25V-32V continuously adjustable, default output 17V, max output current is 5A(please use it within 4.5A).Equipped with Multimeter: the voltage regulator module is with voltmeter/ammeter/power meter, can be directly used without external multimeter.
Application: our buck converter with over current protect function; battery charger for solar panels, wind driven generator.; high power LED constant current driver module.
With USB Port: the step down converter is with USB port, can be used to charge for digital products.(Note: USB output voltage is the same as the module voltage output, please check before using.)
Constant Current & Constant Voltage Mode: the reducer module is with two kinds of mode: constant current and constant voltage, the indicator light will indicate which mode it is under.
Description
Parameters:Input voltage : 5-36V (the input voltage should at least 1.5V higher than the output voltage)
Output voltage :1.25-32V (continuously adjustable,default output 17V.)
Output Current : 5A MAX(Please use it within 4.5A)
Output Power: Max 75W (Please use it within 50W. if the pressure difference is big,please reduce power)
Operating temperature: -40 to +85 C
Operating frequency: 180KHz
Conversion efficiency : up to 96%
Short circuit protection: Yes
Overtemperature protection: (automatically shut off the output after overtemperature)
Input reverse polarity protection: No, (if necessary, please in input
String into high current diode)
Installation: 4pcs 3mm screws
Wiring:(solder terminals) V-IN is the input, V-OUT is the output
Usage:
1. Use as an ordinary buck module with overcurrent protection capabilities;
2. Use as a battery charger;
3. Use it as a constant current LED driver module.
Note:
1. If the module can not be adjusted, the output voltage is always equal to the input voltage." When you encounter this problem, please counterclockwise rotation of the potentiometer 10 laps or more, then you can adjust the output voltage. Because the factory default output voltage is 17V.
2.Module output terminal string has a current sampling resistor, there will be 0-0.2V voltage drop after connected to the load, it is a normal phenomenon.
3.If its output is more than 3A/35W, please enhance heat dissipation!
4.This DC converter is single output, the output voltage of the USB port is the same as the output voltage of the module, if your load is USB device, please make sure the module's output voltage is set at 5V.
Package include:
1 x Buck Converter
4. DROK Uninterruptible Backup Power Supply Module Voltage Converter UPS AC 110V-240V to DC 13.5V 5A Volt Regulator Transformer Board
Feature
DROK UPS Power Converter input voltage range AC 110V-240V, input frequency 50/60Hz; output voltage DC 13.5V, 5A, 60WApplication: the UPS power supply can centralized UPS power cameras, alarm probe, locally or other places that need continuous power
With battery interface, can be used with lead-acid battery and the maximum can be equipped with 12V 7AH battery, the voltage after power off is the direct output voltage of lead-acid battery
Multi-functional: with UPS function, it has high charging efficiency when charging battery and also can control battery's charging status automatically, can effectively extend battery's performance life
Special Design: single output, adopts battery detecting, protecting, it can switch to be battery powered automatically when power off; with multiple protections: short circuit, over-current, over-voltage protection
Description
Features:Input voltage: AC 110V-240V, 50/60Hz
Output voltage: DC13.5V 5A
Dimensions: 159 * 98 * 42mm
With battery interface, the maximum can be equipped with 12V 20AH battery.
In order to charge battery, the output voltage has been adjusted to 13.5V.
With UPS function, control battery charging status automatically.
Single output, adopts battery detecting, protecting, it can switch to be battery powered automatically when power off.
With multiple protections: short circuit, over-current, over-voltage protection.
Application: the UPS power supply can concentrated on powering up cameras, alarm probe locally or other places that need continuous power.
Connection:
G: Ground
N: null line.
L: live line
BAT + -: battery + -
Sortie + - : load + -, C terminal keep vacant
Package Includes:
1x AC/DC UPS Charger Power Supply
5. Buck Converter 12v to 5v, DROK Voltage Regulator Board DC 6.5V-36V 12 v 24v Step Down to DC 1.2V-32V 5 v Volt Transformer Reducer 4.5A 75W CC CV Power Supply Module with LCD Display & Protection Case
Feature
DROK buck converter input voltage range is DC 6.5V-36V; output voltage range is DC 1.2V-32V, factory default output 5V; can work stably at 3.5A for a long time, and can reach 4.5A under the heat dissipation (adjustable current limit is about 4.2-4.5A).Button Control: the voltage regulator board is designed with button, you can easily set the output voltage without using flat screwdriver; the 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.
LCD Display: the step down module is designed with LCD, can display input and output voltage, output current and output power; voltage display resolution is 0.05V, current display resolution is 0.005A. Please note that the volt display accuracy is 0.1V, the current display accuracy is 0.05A.
Protection: our power supply is with reverse connection protection at the input terminal, please kindly note that NO Anti-backflow protection at the output terminal; with crystal protection case, protect the module from damaging.
Note: the input IN- can't short-circuit to the output OUT-, otherwise the constant current function will not work.
Description
Parameters:Input Voltage: 6.5-36V (if the input voltage is lower than 6.5v, current accuracy will be inaccurate; LCD display panel will not show anything if it is lower than 5.5V)
Output Voltage: 1.2-32V, factory default output 5v
Output Current: can work stably at 3.5A for a long time, and can reach 4.5A under the heat dissipation (adjustable current limit is about 4.2-4.5A)
Output Power: 50W(natural heat dissipation, within 3.5A); 75W(enhanced heat dissipation)
Voltage Display: resolution is 0.05V, display range is 1.2-32V, accuracy is 0.1V
Current Display: resolution is 00005A, display range is 0-4.5A, accuracy is 0.05A
Conversion Efficiency: about 94%
Working Current: about 30mA
Input Reverse Connection Protection: Yes
Output Anti-backflow: No (When charging the battery, you should electrify the module and then connect it to the battery, and make sure that the battery voltage is lower than the output voltage. If allowed, please connect output anode to the anti-backflow diode in series.)
Size: 70.5 * 48.4 * 28mm
Notes:
1. The input IN- can't short-circuit to the output OUT-, otherwise, the constant current function will not work.
2. Please ensure that the power of the power supply is larger than the power required by the output load. If the module is hot, please reduce the power usage.
3. Please read the instructions carefully before using it.
Package Included:
1 x Buck Converter 12v to 5v
6. Keywish 6pcs NRF24L01+ Breakout Adapter for NRF24L01+ Wireless Module with on-board 3.3V Regulator
Feature
Allows for easy connection to Arduino "nRF24L01+" modulesOn-board AMS1117-3.3 chip
Small power on SMD LED indicator
On-board 3.3V voltage regulator accepts your Arduino +5V supply and provides 3.3V for the attached "nRF24L01+" module
100% compatible with Arduino and Raspberry Pi
Description
Specifications:Wireless module operating voltage is generally 3.3v, while the ordinary 51 microcontroller 5v, this module is easy to shop wireless module with 51 single system board used in conjunction.This module can be any one of 51 shop is directly connected to the system board, easy to use. This is a simple socket board which is for 8 Pin NRF24L01 Wireless module.Voltage Regulator Input Voltage (connected to VCC): 4.8V to 12VVoltage Regulator Input Voltage Max: 15V (we recommend staying below 12V)Package Including6pcs NRF24L01+ Wireless Module Breakout Adapter7. Onyehn 5pcs LM317 Adjustable Voltage Regulator Power Supply DC-DC Step-Down DC Converter Circuit Board Adjustable Linear Regulator 5 Pack
Feature
Adjustable three-terminal voltage regulator module, can replace all three-break voltage regulator modules such as 7805, 7806, 7809, 7812, 7824.On-board regulated power supply, connect the input end of this module to the cigarette lighter of the car, and adjust the potentiometer.
The output voltage can be adjusted to 1.25V-30V for your mobile phone, MP3, MP4, PSP and many other devices, very simple and convenient.
When need 1.25-60V to charge your electronic device, there only have 12V or 24V battery power, you can use it directly to step down 1.25-30V to solve your troubles.
the front stage of the system is powered . When you input the power supply voltage lower than the voltage you need (1.25V-30V) when you are working on a project, choose it for your best choice.
Description
Product Description:Output Current : 1.5A ( minimum ), 2.2A ( typical value )
nput-output voltage difference (VI-VO): 40Vdc ( max )
Adjustable output voltage range : 1.2 ~ 37V
Working temperature : -55 C to + 150 C
Current output : 1.5A
Voltage Input : 4.2 ~ 40 V
Operating temperature : 0 C ~ 125 C
Characteristic frequency : 100 (MHz)
Module size : 35.6 (mm) x16.8 (mm)
Method Of Use:
Input mode : VIN input positive level , GND input negative
Output : VOUT output positive level , GND output negativetive
Maximum output current: maximum output current = 3 / (input voltage - output voltage)
Input voltage: 4.5V-40V (the highest measured limit can reach 40V)
Adjustment mode: connect the input power supply first(between 4.5V-40V), then use the multimeter to monitor the output voltage and adjust the potentiometer (generally turn the booster clockwise, reverse the buck)
Tips:
Please adjust the required voltage with no load is applied when adjusting the voltage.
Package:
5*LM317 module
8. 5A Buck Converter, DROK Voltage Regulator Board DC 6-36V Down to 1.25-32V 5A Constant Current Voltage MPPT Solar Controller Module 24v to 12v 5v LED Display Charging Battery Car Power Supply
Feature
DROK buck converter input voltage range is DC 6V-36V, continuously adjustable output voltage range is DC 1.25V-32V, default output 5v, can be used to convert 12v 24v to 5 v, output current range is 0.05A-5A, default output 3A.The voltage regulator board has turn light control and charge indicator: red light on when charging, green light on when full charging, convenient to observe the state of charge.
Our volt transformer module is with LED voltmeter, press the button for 3 seconds to switch among input/output voltage and output current and output power; press for 5 seconds to turn on/off the voltmeter.
The power supply circuit is with MTTP control, the setting range is 6-36V; Effectively shorten the time when charge battery by solar panel, the constant current function effectively protect battery from over-charging.
The voltage reducer is with short circuit and over temperature protection; Can be used to drive large power LED, charge battery, as a vehicle power supply to charge mobile phone or a variety of digital products, etc.
Description
Module property: Non-isolated buck module (BUCK)Input voltage: 6-36V
Output voltage:1.25-32V continuously adjustable (default 5V)
MPPT voltage setting range: 6-36V
Output current range: 0.05-5A (default 3A)
Turn lights output range: 0.01-5A (default 0.3A)
Operating temperature: -40 to + 85 degrees
Operating frequency: 180KHz
Conversion efficiency: up to 95% (efficiency is related with input voltate,output voltage,current and voltage difference)
Short circuit protection: Yes
Over temperature protection:Yes (automatically shut off the output after overtemperature)
Input reverse polarity protection: None, (if necessary, please add a diode)
Output anti-irrigation protection: None, the output must be connected to the battery plus blocking diode, otherwise it will burn the module!
Charge indicator: light red when charging, full of green light. Turn light detection mode for current. In the use of solar panels powered, the sun is very small charge current, lower than the current, the same will be a green light, but this time is not full, please pay attention to distinguish. For live header will more directly see the charging current.
Installation: 3mm screws(4)
Size:603122 mm(L W H)
Note:
The current detection module is the low-end testing, please do not directly connect the input negative with the output negative!
Package Include:
1 x MPPT 5A DC buck converter
9. DC Motor Driver, DROK L298 Dual H Bridge Motor Speed Controller DC 6.5V-27V 7A PWM Motor Regulator Board 12V 24V Electric Motor Control Module Industrial 160W with Optocoupler Isolation
Feature
DROK DC motor driver input voltage range is DC 6.5V-27V, can be input DC 12V or 24V, rated output current of each port is 7A, total output power is 160W.STRONG DRIVE: the motor controller board adopts dual H bridge, can drive two DC motors at the same time.
FORWARD and REVSERSELY ROTATE: the IN1, IN2/IN3, IN4 port can control forward or reverse motor rotation.
PWM SPEED CONTROL: enable signal terminal (ENA) input PWM can regulate speed, PWM frequency range 0-10KHZ.
UNDER VOLTAGE PROTECTION: the motor driver module is with under voltage protection to prevent instantaneous large current from damaging the module.
Description
Parameters:1. Power supply voltage 6.5V-27V, the power cannot be reversed or over 27V, or may burn the module, it is recommended connecting in series 15A fuse in the power input.
2. Dual motor interface, each rated output current 7A, peak current 50A, the motor interface cannot short-circuit, it is recommended connecting in series 15A fuse.
3. The enable signal and forward and reverse control signal control voltage 3-6.5V.
4. Enable signal terminal (ENA) input PWM can regulate speed, PWM frequency range 0-10KHZ, PWM minimum pulse width 10us.
5. Product dimension: 55x55x16mm
6. Installation hole diameter: 3mm, noted to prevent short circuit when install the reverse side, you can add insulation pad or copper column to raise the circuit board
Parameters matched:
Motors with rated voltage 24V, identification of rated power 115W or below, and motors with identification of rated current 7A can full work for a long time.
Note:
1. Drive power cannot be reversed, it is recommended connecting in series 15A fuse in the power interface, the voltage should be between 6.5 - 27V. If over voltage, it may burn the drive module if power on.
2. It is recommended that the rated output current of the power supply be more than 2 times, in case the power supply voltage cannot reach the required input voltage of the motor when it is started, which may cause pause of the drive module for under voltage protection.
3. Motor interface cannot be short-circuit, or may burn the drive module, it is recommended connecting in series 10A fuse in the motor interface.
Package Including:
1x DC Motor Driver Board
10. JacobsParts FP5139 100W DC-DC Boost Step-up Voltage Converter Module Adjustable Power Regulator Board with LED Voltage Meter
Feature
Boost voltage to a stable regulated output. Useful for a wide range of applications, such as powering 5V USB devices from a 3.7V lithium cell, powering higher powered electronics from a 12V battery, and a wide range of automotive and electronic projects. Constant voltage regulation, suitable for LED strips and modules, but not for raw LEDs.Input: 3-35V DC 9A, Output: 3.5-35V DC 6A, Max Power: 100W when input and output both exceed 20V, otherwise 65W.
Conversion Efficiency: Up to 96%. Low input voltage or a large difference between input and output voltage will degrade the current capacity and efficiency.
Dimensions: 68x42x14mm, FP5139 IC with External MOSFET, 180KHz Switching Frequency
Output voltage must be greater than input voltage, do not apply reverse polarity voltage, voltmeter works only when input is >= 4V.
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