{"product_id":"sd29ajtc-dc-dc-step-down-mppt-charging-module-for-1-5-25v-li-ion-li-po-lifepo4-lithium-titanate-batteries-sd29ajtc","title":"SD29AJTC DC-DC Step-down MPPT Charging Module for 1.5-25V Li-ion\/Li-po\/LiFePO4\/Lithium Titanate Batteries SD29AJTC","description":"\u003cdiv style=\"font-size: 0px; overflow: hidden;\"\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0);\"\u003e\n\u003cdiv style=\"font-size: 14pt; color: rgb(255, 0, 0);\"\u003e\n\u003cdiv style=\"font-size: medium; color: rgb(0, 0, 0);\"\u003e\n\u003cdiv style=\"font-size: 19px;\"\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eSD29AJTC  from eletechsup\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eProduct Name: \u003c\/span\u003e80W 1-6Cells MPPT Solar Controller Li-ion Li-po LiFePO4 Lithium Titanate Multifunctional Battery Charger 1.2-25V Output\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e \u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e\n\u003cbr\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003ePacking list:\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e1 PCS \u003c\/strong\u003e\u003c\/span\u003eSD29AJTC MPPT Solar Controller 1-4A 1.2-25V Multifunctional Battery Charger\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sf7544d34ce034431b011b9b6194d86d7S.jpg\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e \u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e \u003c\/div\u003e\n\u003cdiv style=\"line-height: normal;\"\u003e\n\u003cdiv style=\"font-size: medium;\"\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cspan style=\"color: rgb(0, 0, 205);\"\u003eDC-DC Step-down Charging Module for 1.5-25V Li-ion\/Li-po\/LiFePO4\/Lithium Titanate Batteries\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003eInput voltage : DC 7-28V\u003cbr\u003eMPPT voltage :DC 7-25V(Adjustable)\u003cbr\u003eOutput voltage : 1.2-25V(Adjustable)\u003cbr\u003eMPPT Disable: Solder J1 Pad\u003cbr\u003e\u003cbr\u003eCharging current: 1A\/2A\/4A optional. You can also change the charging current by modifying the resistance of RCS1 and RCS2.\u003cbr\u003e\u003cbr\u003eCan be used as Voltage Source when Battery is Absent\u003cbr\u003e\u003cbr\u003eAutomatic Conditioning of Deeply Discharged Batteries\u003cbr\u003e\u003cbr\u003eAutomatic Recharge\u003cbr\u003e\u003cbr\u003eLed indicator : ''CR'' LED is charge status indicator(It may still be charging after the light goes out, this is normal)\u003cbr\u003e\u003cbr\u003eBattery Overvoltage Protection\u003cbr\u003e\u003cbr\u003eOperating Ambient Temperature－40℃ to ＋85℃\u003cbr\u003e\u003cbr\u003eSize : 59 x 30 x 15mm\u003cbr\u003eWeight : 16g(no Terminal);19g(with Terminal)\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size: medium;\"\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e\u003cstrong\u003eThis is a step-down charging module with MTTP function. Please note when using it:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1 If the output fails after connecting to the power supply, please check whether the MTTP voltage is too high, and reduce the MTTP voltage\u003cbr\u003e\u003cbr\u003e2 After the CR charging indicator is off, it is still charging, which is a normal phenomenon\u003cbr\u003e\u003cbr\u003e3 The output current (charging current) is determined by the capacity and power of the battery. The maximum current cannot be directly output without connecting the battery.\u003cbr\u003e\u003cbr\u003e4 This is a buck module, the input voltage must be more than 3V greater than the output voltage.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003eMPPT Solar Controller DIY\u003cbr\u003e7-24V Solar battery charging\u003cbr\u003e12V Car battery charging\u003cbr\u003eMobile Loadspeaker\u003cbr\u003eElectric Bicycle Charger\u003cbr\u003eUPS DIY\u003cbr\u003ePortable Industrial and Medical Equipment\u003cbr\u003eStandalone Battery Chargers\u003cbr\u003eHand-held Equipment\u003cbr\u003eBattery-Backup Systems\u003cbr\u003ePortable Industrial and Medical Equipment\u003cbr\u003e1-6Cells 3.6V LiFePO4 Battery\u003cbr\u003e1-5Cells 4.2V lithium Battery\u003cbr\u003eLithium Titanate Batteries\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cspan style=\"color: rgb(0, 0, 205);\"\u003e\u003cstrong\u003eHow to adjust parameters(18V solar panel, charge 12.8V LiFePO4 Battery):\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 205);\"\u003e1 BAT+\/BAT- is connected to a 100-200Ω resistor, VIN\/GND is connected to the output of the solar panel, and a multimeter is used to measure the BAT+\/BAT- port voltage.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 205);\"\u003e2 If there is no voltage output at the BAT+\/BAT- port, turn the MPPT potentiometer clockwise until there is just voltage output.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 205);\"\u003e3 If there is voltage output at the BAT+\/BAT- port, rotate the MPPT potentiometer counterclockwise until there is just voltage output.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 205);\"\u003e4 Rotate the VOUT potentiometer to make the output 12.8V\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S098dc61140a24e128ebe748b25aef5c8c.jpg\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S946cd6d478404ca2adb9f0e736ce4fcaL.jpg\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S61276fe4a6e847c7aba72366df5caafe6.jpg\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size: medium;\"\u003e \u003c\/div\u003e\n\u003cdiv style=\"font-size: medium;\"\u003e \u003c\/div\u003e\n\u003cdiv style=\"font-size: medium;\"\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Eletechsup Factory store ","offers":[{"title":"2A","offer_id":46474201202845,"sku":"SD29AJTC_NO_2A","price":4.99,"currency_code":"USD","in_stock":true},{"title":"1A","offer_id":46474201235613,"sku":"SD29AJTC_NO_1A","price":4.99,"currency_code":"USD","in_stock":true},{"title":"4A","offer_id":46474201268381,"sku":"SD29AJTC_NO_4A","price":4.99,"currency_code":"USD","in_stock":true},{"title":"1A with terminal","offer_id":46474201301149,"sku":"SD29AJTC_PIN_1A","price":4.99,"currency_code":"USD","in_stock":true},{"title":"2A with terminal","offer_id":46474201333917,"sku":"SD29AJTC_PIN_2A","price":4.99,"currency_code":"USD","in_stock":true},{"title":"4A with terminal","offer_id":46474201366685,"sku":"SD29AJTC_PIN_4A","price":4.99,"currency_code":"USD","in_stock":true},{"title":"green","offer_id":46474201399453,"sku":"TB444","price":1.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/8622\/0189\/files\/S61276fe4a6e847c7aba72366df5caafe6_ceefd18f-c1c8-47aa-9922-3b124761274f.webp?v=1738857898","url":"https:\/\/eletechsup.com\/products\/sd29ajtc-dc-dc-step-down-mppt-charging-module-for-1-5-25v-li-ion-li-po-lifepo4-lithium-titanate-batteries-sd29ajtc","provider":"Eletechsup Ready Stock Factory Store 6-10days to Worldwide","version":"1.0","type":"link"}