{"product_id":"constant-voltage-constant-current-step-down-module-with-led-display-battery-charging-board-dc-5-36v_1338633","title":"Constant Voltage Constant Current Step Down Module With LED Display Battery Charging Board DC 5-36V","description":"\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size:14px;\"\u003e1\u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003e,\u003c\/span\u003e\u003cspan style=\"font-size:14px;\"\u003e On-board voltage, current and power meter. This module can be easily used without a multimeter, which is simpler and more intuitive.\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2, On-board USB interface, can easily charge digital products. (Note: The USB output voltage is the same as the module output voltage. It is not a fixed 5V output. Please confirm before charging the USB device.)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3, High power, high efficiency, 5A, low ripple;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e4, Three major functions:\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(1) Used as a normal step-down module with overcurrent protection capability;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(2) It is used as a charger for various voltage value lithium batteries, batteries, nickel-cadmium nickel-hydrogen batteries (battery packs), and used in solar panels, wind turbines, etc.;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(3) Used as a high power LED constant current driving module;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e5, With constant voltage and constant current two modes, there are indicators to indicate which mode the module is currently in;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e6. When used as a lithium battery charger, you can set the float voltage and the charge current. There are indicators to indicate whether it is charging or is already full;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e7, With current limit protection, even if the output is short circuit will not burn the module.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e8, On-board voltage, ammeter can be self-calibrated, there will never be inaccurate problems!\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eSpecifics:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eInput Voltage: DC 5V To 36V (digital tube correctly displays power supply above 6.7V)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput Voltage: 1.25-32V continuously adjustable (input voltage needs to be 1.5V higher than the output voltage)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput Current: adjustable, up to 5A (recommended for use within 4.5A)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput Power: up to 75W (recommended to use within 50W, please reduce power when using large differential pressure)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWorking Temperature: -40~+85 degrees\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWorking Frequency: 180KHz\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eConversion Efficiency: up to 96%\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eIs Short Circuit Protection: Yes\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eIs Over Temperature Protection: Yes (automatically turn off the output after over temperature)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eInput Reverse Connection Protection: None, (If necessary, please input a large current diode in the input string)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eInstallation Method: 4 3mm silk\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWiring Method: Terminal block or soldering terminal, V-IN is input, V-OUT is output.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eApplication range:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. Use as a normal buck module with overcurrent protection\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(1) Press the right button to adjust the digital meter to the [Display Output Voltage] interface, and adjust the “Constant Piezo Transistor” to make the output voltage reach the desired voltage value;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(2) Adjust the digital meter to the [display output current] interface, directly short the output end of the module (find a thick wire to short the output end), adjust the \"constant current potentiometer\" to make the digital meter The current value reaches the preset overcurrent protection value; (for example, if the current value displayed by the onboard ammeter is 4A, then the maximum current of the module is limited to 4A, and the red indicator light is bright when the current reaches 4A)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(3) Connect the load and work.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. Use as a battery charger\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eModules without constant current function cannot be used to charge the battery. Because of the large voltage difference between the battery and the charger.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eCauses the charging current to be too large, causing damage to the battery, so start charging the battery with constant current when charging\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eAutomatically switch back to constant voltage charging to a certain extent.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(1) Determine the float voltage and charge current of the battery; (if the lithium battery parameter is 3.7V\/2200mAh, then the float voltage is 4.2V, and the maximum charge current is 1C, ie 2200mA)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(2) Under no-load conditions, adjust the digital meter of the module to the [display output voltage] interface, and adjust the \"constant piezoelectric positioner\" to make the output voltage reach the float voltage;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(3) Adjust the digital meter to the [display output current] interface, and directly short the output end of the module (find a thick wire to short the output end), then adjust the \"constant current potentiometer\" to make the digital meter The current value reaches a preset charging current value;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(4) The charging lamp current defaults to 0.1 times the charging current; (the battery is gradually reduced during the charging process, gradually changing from constant current charging to constant voltage charging, if the charging current is set to 1A, then when When the charging current is less than 0.1A, the blue light is off, the green light is on, and the battery is charged.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(5) Connect the battery and charge it. (Steps 1, 2, 3, and 4 are: input terminal is connected to the power supply, and the output terminal is not connected to the battery.)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3. Use as LED constant current drive module\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(1) Determine the operating current and maximum operating voltage at which you need to drive the LEDs;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(2) Under no-load conditions, adjust the digital meter to the [display output voltage] interface, adjust the \"constant piezoelectric positioner\" to make the output voltage reach the LED working voltage;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(3) Adjust the digital meter to the [display output current] interface, and directly short the output end of the module (find a thick wire to short the output end), then adjust the \"constant current potentiometer\" to make the digital meter The current value reaches a preset LED operating current;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(4) Connect the LED and test the machine.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(Steps 1, 2, and 3 are: input is connected to the power supply, and the output is not connected to the LED light)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePrecautions:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. Do not share the input ground and output ground of the module. This will cause the module current sampling resistor to bypass, so that the module can not adjust the output current. It is easy to burn the module when the load is connected.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. The output of the module has a current sampling resistor. After the load is connected, there will be a voltage drop of 0~0.2V, which is normal.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3. When the module output voltage cannot be adjusted, please turn the potentiometer counterclockwise for more than 10 turns, then use the module to adjust the voltage normally.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e4. When the output exceeds 3A or 35W, please strengthen the heat dissipation!\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px;\"\u003ePackage Included:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e1 x Step Down Module\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e","brand":"Banggood","offers":[{"title":"Default Title","offer_id":33170388484234,"sku":"U2I-BG-1338633","price":2563.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0300\/1588\/1354\/products\/da077cef-396d-4dd9-8724-68f84f4d10f1.jpg?v=1585460797","url":"https:\/\/shop2india.com\/products\/constant-voltage-constant-current-step-down-module-with-led-display-battery-charging-board-dc-5-36v_1338633","provider":"SHOP2INDIA GATEWAY","version":"1.0","type":"link"}