{"product_id":"1-50pcs-lm317-dc-dc-converter-buck-step-down-circuit-board-module-linear-regulatoradjustable-voltage-regulator-power-supply-1","title":"1-50PCS LM317 DC-DC Converter Buck Step Down Circuit Board Module Linear RegulatorAdjustable Voltage Regulator Power Supply","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplication\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eOther\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eSZYTF\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eDissipation Power\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003en\/a\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eOther\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1.2~37V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eOther\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eis_customized\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 18pt; font-family: 'times new roman', times, serif;\"\u003eModule description:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003ename: adjustable linear regulator\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eoutput Current: 1.5A (minimum value),2.2A (typical value)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003einput and output voltage difference (VI-VO):40Vdc (maximum value)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eoutput adjustable voltage range: 1.2~37V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eoperating temperature:-55°C to +150°C\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003ecurrent output: 1.5A\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003evoltage input: 4.2~40V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eoperating temperature: 0°C ~ 125°C\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eeigen frequency :100(MHz)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003emodule size: 35.6(mm)x16.8(mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003einput Mode: VIN input positive, GND input negative\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eoutput mode: VOUT output positive, GND output negative\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003emaximum output current: maximum output current = 3\/(input voltage-output voltage)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003ebuyers need to know that the efficiency is not very high because it is linear. In order to improve the efficiency, it is better to have a differential pressure of 3V in input and output. But the Max volts difference between input and output should not exceed 30V, that is: input-output ≤30v, otherwise it is easy to burn out the module.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eBecause it is a linear Buck DC-DC circuit, the input voltage needs a differential pressure of more than 3V higher than the output voltage to ensure the stability of the output voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eInput voltage: 40V-4.5V (the highest limit measured in our shop can reach 40V),\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eadjustment mode: first correctly connect the input power supply (between 40-4.5) and then use multimeter to monitor the output voltage and adjust the potentiometer (generally turn forward to boost, reverse to Buck)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eNote: the output power of this module is not only affected by the load capacity of the module itself, but also affected by various factors such as the front power supply and the back load; The following data is the result measured by professional equipment, do not consider the influence of other factors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times, serif;\"\u003eThe power module is a kind of electronic components, please consider buying it without the information of electronic professionals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd4c76a7d04ac48f4ae1cfe359c26194fT.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\r\n","brand":"Yoeruyo","offers":[{"title":"50PCS","offer_id":55468822102315,"sku":"14:366#50PCS","price":150.72,"currency_code":"USD","in_stock":true},{"title":"20PCS","offer_id":55468822135083,"sku":"14:193#20PCS","price":75.12,"currency_code":"USD","in_stock":true},{"title":"10PCS","offer_id":55468822167851,"sku":"14:175#10PCS","price":32.0,"currency_code":"USD","in_stock":true},{"title":"5PCS","offer_id":55468822200619,"sku":"14:173#5PCS","price":17.72,"currency_code":"USD","in_stock":true},{"title":"1PCS","offer_id":55468822233387,"sku":"14:94#1PCS","price":6.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S8011d46324ee4feab26c0446e33aa154H_c895f350-f484-4086-9c89-32dc2a755941.webp?v=1788855831","url":"https:\/\/yoeruyo.com\/products\/1-50pcs-lm317-dc-dc-converter-buck-step-down-circuit-board-module-linear-regulatoradjustable-voltage-regulator-power-supply-1","provider":"Yoeruyo","version":"1.0","type":"link"}