As an Amazon Associate I earn from qualifying purchases.
1. Onyehn #ad
Onyehn 5pcs LM317 Adjustable Voltage Regulator Power Supply DC-DC Step-Down DC Converter Circuit Board Adjustable Linear Regulator 5 Pack #adOnyehn #ad
- 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. 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. On-board regulated power supply, connect the input end of this module to the cigarette lighter of the car, and adjust the potentiometer.
The front stage of the system is powered. 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. Adjustable three-terminal voltage regulator module, 7812, 7809, can replace all three-break voltage regulator modules such as 7805, 7806, 7824.
2. Stemedu #ad
5PCS LM317 Adjustable Linear Regulator Converter Power Supply Module Circuit Board with DC Connector Female Male, for Arduino ESP8266 #adStemedu #ad
- Dc connector size: 5. 5*2. 1mm. How to use it: https://www. Youtube. Com/watch?v=XWOfDQLGtVs. What you will get: 5pcs lm317 linear regulator, 1PCS DC Connector Female and 1PCS DC Connector Male.
How to email us? please click “stemedu”you can find "Sold by Stemedu" under Buy Now button, in the new page, click “Ask a question” to email us. Voltage: input voltage: 4. 2 ~ 40v, adjustable output voltage range: 1. 2 ~ 37v.
3. TeOhk #ad
TeOhk XL4016E1 DC-DC Buck Converter Voltage Regulator DC4-40V 1.25-36V 8A 200W High Power Efficiency Step Down Converter Power Supply Module Efficiency Adjustable Buck #adTeOhk #ad
- Voltage regulation method: PWM modulation. Maximum output current: 8A, need to add fan, long-term work recommended within 5A. Product name: DC voltage regulator.
Switch model: xl4016 switch room voltage regulator chip, with MBR20100 dual rectification, maximum input up to 40V, output 1.25-36v adjustable. With over current protection, over temperature protection, short circuit protection, etc.
4. Wal front #ad
LM317 Adjustable Voltage Regulator Board Digital Display Power Supply Module DC 3-30V/ AC 3-20V #adWal front #ad
- Double-sided circuit board: The adjustable board adopts military grade double-sided circuit board. Dedicated capacitor: the voltage regulator module adopts high-frequency power supply dedicated capacitor, which has more stable performance.
Digital tube: the module add digital tubes to display output voltage, so the output voltage is clear at a glance.
Duplex adjustment potentiometer: The power regulator uses duplex adjustment potentiometer, while the regulator is equipped with a heat sink for better heat dissipation. Voltage range: the board can be connected to the load within 2A, AC or DC input voltage, the output voltage is DC 1. 25v-28v continuously adjustable.
|Brand||Wal front #ad|
|Manufacturer||Wal front #ad|
5. KNACRO #ad
KNACRO LED LM317 Step Down Power Supply Module Adjustable Voltage Regulator Input DC 0V-30V AC 0V-22V Output DC 1.25V-30V 2A #adKNACRO #ad
- Input: dc 0v ~ 30v / ac 0v ~ 22v, output: dc 1. 25v ~ 30v. Circuit board size: 69 x 50 x 27mm L x W x H. Using double adjustment potentiometer, to ensure good contact, effectively protect the load. Output current: 2A Max. Step down power supply Module With LED Meter.
6. Gump's grocery #ad
Gump's grocery LM317 DC Linear Converter Down Voltage Regulator Board Speed Control Module #adGump's grocery #ad
- Size: 33. 5 * 305 * 24mm excluding protruding knob. Output voltage: DC1. 25v-13v. Install aperture: M3 * 4. Input voltage: dC 3. 25-15v. Output current: 5-1500MA.
7. DEVMO #ad
DEVMO LM317 DC-DC Converter Buck Step-Down Circuit Board Module Linear Regulator Adjustable Voltage Regulator Power Supply #adDEVMO #ad
- Package includes: 1pcs LM317 Adjustable Linear Regulator. Adjustable three-terminal voltage regulator module, 7812, 7806, can replace all three-break voltage regulator modules such as 7805, 7809, 7824.
Input-output voltage differential vi-VO: 40Vdc max, Output Current: 1. 5 a min, 2. 2a typical. Operating temperature: -55 Celsius ~ +150 Celsius. On-board regulated power supply, connect the input end of this module to the cigarette lighter of the car, and adjust the potentiometer.
8. DROK #ad
DC Buck Module, 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 #adDROK #ad
- 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.
The case is packaged unassembled to avoid damage during transit. 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. Display - large clear digital LCD display voltage & current value simultaneously. Note - 1. 2. 3. Feature - constant current/voltage mode; voltage calibration & current calibration; USB interface; protective case; short-circuit protection; over-temperature protection; input reverse connection protection.
Output voltage is set as around 20v by default, please turn potentiometer anticlockwise for 10 laps or more until voltage changes. 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.