{"product_id":"analog-devices-lt3970eddb-trmpbf-dc-dc-switching-buck-regulator-adjustable-4-2-to-40v-in-1-21-to-25v-0-35a-out-dfn-ep-10","title":"ANALOG DEVICES LT3970EDDB#TRMPBF DC-DC Switching Buck Regulator, Adjustable, 4.2 to 40V in, 1.21 to 25V\/0.35A out, DFN-EP-10","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cp\u003eLT3970 is an adjustable frequency monolithic buck switching regulator that accepts a wide input voltage range up to 40V, and consumes only 2.5µA of quiescent current. A high efficiency switch is included on the die along with the catch diode, boost diode, and the necessary oscillator, control and logic circuitry. Low ripple burst mode operation maintains high efficiency at low output currents while keeping the output ripple below 5mV in a typical application. Current mode topology is used for fast transient response and good loop stability. A catch diode current limit provides protection against shorted outputs and overvoltage conditions. An enable pin with accurate threshold is available, producing a low shutdown current of 0.7µA. A power good flag signals when VOUT reaches 90% of the programmed output voltage. Applications includes power for portable products and industrial supplies.\u003c\/p\u003e\n  \u003cul\u003e\n   \u003cli\u003eLow ripple Burst Mode® operation, 2.5µA IQ at 12VIN to 3.3VOUT, output ripple \u0026lt;lt\/\u0026gt; 5mVP-P\u003c\/li\u003e\n   \u003cli\u003eWide operating input voltage range from 4.2V to 40V\u003c\/li\u003e\n   \u003cli\u003eAdjustable switching frequency of 200KHz to 2.2MHz\u003c\/li\u003e\n   \u003cli\u003eIntegrated boost and catch diodes, 350mA output current\u003c\/li\u003e\n   \u003cli\u003eAccurate 1V enable pin threshold, low shutdown current IQ of 0.7µA\u003c\/li\u003e\n   \u003cli\u003eInternal sense limits catch diode current, power good flag\u003c\/li\u003e\n   \u003cli\u003eInternal compensation\u003c\/li\u003e\n   \u003cli\u003eFeedback voltage from 1.195V to 1.225V at TA = 25°C, VIN = 12V, VBD = 3.3V\u003c\/li\u003e\n   \u003cli\u003e10-lead (3mm × 2mm) plastic DFN package, -40°C to 125°C temperature range\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch3\u003eNotes\u003c\/h3\u003e\n  \u003cp\u003eADI products are only authorized (and sold) for use by the customer and are not to be resold or otherwise passed on to any third party\u003c\/p\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e \u003ch4\u003eProduct details\u003c\/h4\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cdiv\u003e\n   \u003cdiv\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOutput Type\u003c\/span\u003e\n     \u003cp\u003eAdjustable\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eTopology\u003c\/span\u003e\n     \u003cp\u003eBuck (Step Down)\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eInput Voltage Max\u003c\/span\u003e\n     \u003cp\u003e40V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eMax Output Current\u003c\/span\u003e\n     \u003cp\u003e350mA\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eNo. of Pins\u003c\/span\u003e\n     \u003cp\u003e10Pins\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOutput Voltage - Nom\u003c\/span\u003e\n     \u003cp\u003e-\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOutput Voltage Max\u003c\/span\u003e\n     \u003cp\u003e25V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eEfficiency\u003c\/span\u003e\n     \u003cp\u003e-\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOperating Temperature Max\u003c\/span\u003e\n     \u003cp\u003e125°C\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eQualification\u003c\/span\u003e\n     \u003cp\u003e-\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSVHC\u003c\/span\u003e\n     \u003cp\u003eNo SVHC (21-Jan-2025)\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eAutomotive Qualification Standard\u003c\/span\u003e\n     \u003cp\u003e-\u003c\/p\u003e\n    \u003c\/div\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eNo. of Outputs\u003c\/span\u003e\n     \u003cp\u003e1Outputs\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eInput Voltage Min\u003c\/span\u003e\n     \u003cp\u003e4.2V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOutput Current\u003c\/span\u003e\n     \u003cp\u003e350mA\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eIC Case \/ Package\u003c\/span\u003e\n     \u003cp\u003eDFN-EP\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eIC Mounting\u003c\/span\u003e\n     \u003cp\u003eSurface Mount\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOutput Voltage Min\u003c\/span\u003e\n     \u003cp\u003e1.21V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSwitching Frequency Typ\u003c\/span\u003e\n     \u003cp\u003e2.25MHz\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOperating Temperature Min\u003c\/span\u003e\n     \u003cp\u003e-40°C\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eProduct Range\u003c\/span\u003e\n     \u003cp\u003e-\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eMSL\u003c\/span\u003e\n     \u003cp\u003eMSL 1 - Unlimited\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eDC \/ DC Converter IC Case\u003c\/span\u003e\n     \u003cp\u003eDFN-EP\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSwitching Frequency\u003c\/span\u003e\n     \u003cp\u003e2.25MHz\u003c\/p\u003e\n    \u003c\/div\u003e\n   \u003c\/div\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch4\u003eOther details\u003c\/h4\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eANALOG DEVICES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eLT3970EDDB#TRMPBF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eEach (Supplied on Cut Tape)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTechnical Data Sheet EN\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.analog.com\/media\/en\/technical-documentation\/data-sheets\/lt3970.pdf\" target=\"_blank\" title=\"View or Download\" download\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1034\/1611\/files\/file_4379f50c-e237-48f9-beae-a4e625c5b304_icon.png?9736775303194905289\" alt=\"Download technical document - datasheet - Tanotis India\" width=\"25\"\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cbr\u003eAll product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.","brand":"ANALOG DEVICES-10","offers":[{"title":"Default Title","offer_id":41635381903445,"sku":"4029000:1-VAT145:e14","price":1108.79,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1034\/1611\/files\/f2095355bafe1b801eb78a9b7b65cebb_5050046d-5bd4-46d4-8b4f-1c0b3bef6b85.jpg?v=1755140613","url":"https:\/\/www.tanotis.com\/products\/analog-devices-lt3970eddb-trmpbf-dc-dc-switching-buck-regulator-adjustable-4-2-to-40v-in-1-21-to-25v-0-35a-out-dfn-ep-10","provider":"Tanotis","version":"1.0","type":"link"}