{"product_id":"35w-dc-5-5-30v-to-0-5-30v-digital-lcd-display-automatic-step-up-down-buck-boost-converter-power-supply-module","title":"35W DC 5.5-30V to 0.5-30V Digital LCD Display Automatic Step Up Down Buck Boost Converter Power Supply Module","description":"\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- LCD can display input and output voltage, output current output power;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- Input anti-reverse protection, reverse connection will not burn;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- It can be boosted, can be stepped down, the output voltage can be adjusted freely from 0.5-30V, and the current limit of 0-4A can be adjusted freely;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- The output is protected against backflow, and there is no need to add an anti-backflow diode when charging the battery;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- The button controls the output ON\/OFF status, and the power-on default can be set to ON or OFF;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- Using the buck-boost chip as the main controller, the external 60V 75A MOS tube is used as the switch tube, - double 60V 5A SS56 Schottky for rectification, 60V withstand voltage value, better than the market XL6009\/LM2577 immature solution (many The device withstand voltage is insufficient, the MOS tube and Schottky diode withstand voltage must be greater than the input plus input voltage value);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- The output ripple is small and there is LC filtering;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- With heat sink, the module supports the spacer.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eSpecifacations:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eInput voltage: 5.5-30V (when the input voltage is 5V, the buck-boost can also be realized, but the voltage and current measurement is not accurate; below 4.7V, under-voltage protection)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput voltage: 0.5-30V\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput current: can work stably at 3A for a long time, and can reach 4A under enhanced heat dissipation\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput power: natural heat dissipation 35W, enhanced heat dissipation 50W\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eVoltage display resolution: 0.05V\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eCurrent display resolution: 0.005A\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eConversion efficiency: about 88%\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eSoft start: Yes (very large power load module may fail when started)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eInput reverse connection protection: Yes\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput end anti-backflow: Yes\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eShort circuit protection: Yes\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWorking frequency: 180KHz\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eSize: 66*48*21mm\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eMounting hole: diameter 4mm\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eInstructions:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. Use as a common buck-boost module with overcurrent protection\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(1) Adjust the CV constant voltage device so that the output voltage reaches the voltage you want.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(2) Use the multimeter 10A current file to measure the output short-circuit current (directly connect the two test leads to the output terminal), and adjust the CC constant current potentiometer to make the output current reach the predetermined overcurrent protection value. (For example, if the current value displayed by the multimeter is 2A, then the maximum current can only be 2A when you use the module, and the red constant voltage constant current indicator will be on when the current reaches 2A, otherwise the indicator will be off)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eNote: When using in this state, there will be a voltage drop of 0~0.2V after the load is connected, and there will be a certain voltage drop on the input and output wires when the current is high. This is normal!\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. Use as a battery charger\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eModules without constant current function cannot be used to charge the battery. Because the voltage difference between the battery and the charger that consumes electricity is too large, the charging current is too large, causing damage to the battery. Therefore, the battery should be used at the beginning. Stream charging, when the charging reaches a certain level, it automatically switches back to constant voltage charging.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(1) Determine the float voltage and charge current of the rechargeable battery you need; (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\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(2) Under no-load conditions, the multimeter measures the output voltage, and adjusts the constant voltage positioner to make the output voltage reach the float voltage; (If charging the 3.7V lithium battery, adjust the output voltage to 4.2V)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(3) Use the multimeter 10A current file to measure the output short-circuit current (directly connect the two test leads to the output terminal), and adjust the constant current potentiometer to make the output current reach the predetermined charging current value;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(4) Connect the battery and charge it.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(Steps 1, 2, and 3 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\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3. As a high power LED constant current drive module\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\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\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(2) Under no-load conditions, the multimeter measures the output voltage, and adjusts the constant voltage positioner to make the output voltage reach the maximum working voltage of the LED;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(3) Measure the output short-circuit current with the multimeter 10A current file, and adjust the constant current potentiometer to make the output current reach the predetermined LED operating current;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e(4) Connect the LED and test the machine.\u003c\/span\u003e\u003c\/div\u003e\n\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.)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e Note: When using this module over 3A, 35W, please strengthen the heat! ! !\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePrecautions:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. Module input IN-disable and output OUT- short circuit, otherwise the constant current function will be invalid.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. Please ensure that the power of the power supply is greater than the power required by the output load!\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3. If the module wants full load output, the input voltage should be 8V or more. When the input voltage is 5V, the output power is about 15W, and the voltage ammeter fails. The module current value is up to 4A, subject to the maximum output power, such as output 17V, the current should be no more than 2A.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e4. The module has output short-circuit protection. After short-circuit protection, the module automatically turns off the output, and the module can be restored after power-on. If your power supply has no output current-limit protection, it is recommended to connect the fuses in the front end of the module to improve the safety factor.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e5. The module has input undervoltage protection function. The default is about 4.7V. After this value is lower, the output will be automatically disconnected and the module can be restored after power-on (note that the voltage at the module port is larger when the input current is larger. Do not ignore the partial pressure on the input wire).\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePackage Included:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1 x 35W DC 5.5-30V to 0.5-30V Digital LCD Display Automatic Step Up Down Buck Boost Converter\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/F0\/FF\/434656ab-0bd5-4b98-b638-7fc0f5071126.JPG\"\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/99\/44\/69a8ccd3-3241-4eb2-a342-db2e3448635d.JPG\"\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/DC\/A8\/09318793-855d-49f0-a789-0392a9550baa.JPG\"\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/84\/F9\/8d3a5833-e19d-4bcc-9767-877b6f4602af.JPG\"\u003e","brand":"Electronic Pro","offers":[{"title":"With shell","offer_id":35502661337244,"sku":"1587913","price":550.0,"currency_code":"ZAR","in_stock":true},{"title":"Without shell","offer_id":35502661370012,"sku":"1587913","price":424.92,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/44910d9a-709c-4198-8316-2d2dd8f3fe75.jpg?v=1597305790","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/35w-dc-5-5-30v-to-0-5-30v-digital-lcd-display-automatic-step-up-down-buck-boost-converter-power-supply-module","provider":"Electronic Pro ","version":"1.0","type":"link"}