{"product_id":"analog-devices-lt3837efe-pbf-dc-dc-controller-flyback-4-5-v-to-20-v-supply-1-output-88-duty-cycle-100khz-tssop-ep-16","title":"ANALOG DEVICES LT3837EFE#PBF DC\/DC Controller, Flyback, 4.5 V to 20 V Supply, 1 Output, 88% Duty Cycle, 100kHz, TSSOP-EP-16","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cp\u003eLT3837 is an isolated switching regulator controller designed for medium power flyback topologies. A typical application is 10W to 60W with the part powered from a DC supply. It is a current mode controller that regulates an output voltage based on sensing the secondary voltage via a transformer winding during flyback. This allows for tight output regulation without the use of an optoisolator, improving dynamic response and reliability. Synchronous rectification increases converter efficiency and improves output cross regulation in multiple output converters. It operates in forced continuous conduction mode which improves cross regulation in multiple winding applications. Switching frequency is user programmable and can be externally synchronized. The part also has load compensation, undervoltage lockout and soft-start circuitry. It is used in application such as instrumentation power supplies, isolated medical supplies etc.\u003c\/p\u003e\n  \u003cul\u003e\n   \u003cli\u003eSynchronous driver for high efficiency\u003c\/li\u003e\n   \u003cli\u003eSupply voltage range is 4.5V to 20V\u003c\/li\u003e\n   \u003cli\u003eAccurate regulation without user trims\u003c\/li\u003e\n   \u003cli\u003eSynchronizable, load compensation\u003c\/li\u003e\n   \u003cli\u003eUndervoltage lockout\u003c\/li\u003e\n   \u003cli\u003eSupply current is 6.4mA typical\u003c\/li\u003e\n   \u003cli\u003eShutdown current is 50µA typical\u003c\/li\u003e\n   \u003cli\u003eSwitching frequency is 100KHz typical at (COSC = 100pF)\u003c\/li\u003e\n   \u003cli\u003eOperating junction temperature is -40°C to 125°C\u003c\/li\u003e\n   \u003cli\u003ePackage style is 16-lead plastic TSSOP\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\u003eControl Mode\u003c\/span\u003e\n     \u003cp\u003eCurrent Mode Control\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSupply Voltage Max\u003c\/span\u003e\n     \u003cp\u003e20V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eDuty Cycle (%)\u003c\/span\u003e\n     \u003cp\u003e88%\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eNo. of Pins\u003c\/span\u003e\n     \u003cp\u003e16Pins\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eTopology\u003c\/span\u003e\n     \u003cp\u003eIsolated Flyback\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\u003eController IC Case Style\u003c\/span\u003e\n     \u003cp\u003eTSSOP-EP\u003c\/p\u003e\n    \u003c\/div\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSupply Voltage Min\u003c\/span\u003e\n     \u003cp\u003e4.5V\u003c\/p\u003e\n    \u003c\/div\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\u003eIC Case \/ Package\u003c\/span\u003e\n     \u003cp\u003eTSSOP-EP\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSwitching Frequency\u003c\/span\u003e\n     \u003cp\u003e100kHz\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\u003eAutomotive Qualification Standard\u003c\/span\u003e\n     \u003cp\u003e-\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eNo. of Outputs\u003c\/span\u003e\n     \u003cp\u003e1 Output\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\u003eLT3837EFE#PBF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eEach\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\/3837fd.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":41635375841365,"sku":"4026282:1-VAT145:e14","price":1469.58,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1034\/1611\/files\/d588b92aaacf82ba28da37508b273f8f_8a879c9d-0aa4-4100-998a-8af0a8aab1d1.jpg?v=1755140367","url":"https:\/\/www.tanotis.com\/products\/analog-devices-lt3837efe-pbf-dc-dc-controller-flyback-4-5-v-to-20-v-supply-1-output-88-duty-cycle-100khz-tssop-ep-16","provider":"Tanotis","version":"1.0","type":"link"}