{"product_id":"analog-devices-lt3999emse-pbf-dc-dc-controller-push-pull-2-7v-to-36v-supply-1-output-48-duty-cycle-1mhz-msop-ep-10","title":"ANALOG DEVICES LT3999EMSE#PBF DC\/DC Controller, Push-Pull, 2.7V to 36V Supply, 1 Output, 48% Duty Cycle, 1MHz, MSOP-EP-10","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cp\u003eLT®3999 is a monolithic, high voltage, high frequency DC\/DC transformer driver providing isolated power in a small solution footprint. It has two 1A current limited power switches that switch out of phase. The duty cycle is programmable to adjust the output voltage. The switching frequency is programmed up to 1MHz and can be synchronized to an external clock for more accurate placement of switcher harmonics. The input operating range is programmed with the precision undervoltage and overvoltage lockouts. The supply current is reduced to less than 1µA during shutdown. A user-defined RC time constant provides an adjustable soft-start capability by limiting the inrush current at start-up. Typical applications are low noise isolated supplies, medical instrument and safety, distributed power, multiple output supplies, positive-to-negative supplies, noise immunity in data acquisition, RS232 and RS485.\u003c\/p\u003e\n  \u003cul\u003e\n   \u003cli\u003eVIN minimum operating voltage is 2.7V at TA = 25°C. VIN = 15V\u003c\/li\u003e\n   \u003cli\u003e?VIN compensation using duty cycle control\u003c\/li\u003e\n   \u003cli\u003eLow noise topology, programmable soft-start\u003c\/li\u003e\n   \u003cli\u003eProgrammable input over and undervoltage lockout\u003c\/li\u003e\n   \u003cli\u003eCross conduction prevention circuitry\u003c\/li\u003e\n   \u003cli\u003eProgrammable switching frequency is 50kHz to 1MHz\u003c\/li\u003e\n   \u003cli\u003eVIN supply current is 4.3mA typical\u003c\/li\u003e\n   \u003cli\u003eVIN overvoltage lockout is 36 to 42V at TA = 25°C. VIN = 15V\u003c\/li\u003e\n   \u003cli\u003e10-lead plastic MSOP package\u003c\/li\u003e\n   \u003cli\u003eTemperature rating range from �40°C to 125°C\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\u003eSupply Voltage Min\u003c\/span\u003e\n     \u003cp\u003e2.7V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSupply Voltage Max\u003c\/span\u003e\n     \u003cp\u003e36V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eInput Voltage Max\u003c\/span\u003e\n     \u003cp\u003e36V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOutput Current\u003c\/span\u003e\n     \u003cp\u003e1A\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 Min\u003c\/span\u003e\n     \u003cp\u003e-\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSwitching Frequency Typ\u003c\/span\u003e\n     \u003cp\u003e1MHz\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   \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\u003eTopology\u003c\/span\u003e\n     \u003cp\u003ePush-Pull\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eInput Voltage Min\u003c\/span\u003e\n     \u003cp\u003e2.7V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eDuty Cycle (%)\u003c\/span\u003e\n     \u003cp\u003e48%\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eIC Case \/ Package\u003c\/span\u003e\n     \u003cp\u003eMSOP\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 Max\u003c\/span\u003e\n     \u003cp\u003e-\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\u003eController IC Case Style\u003c\/span\u003e\n     \u003cp\u003eMSOP-EP\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eSwitching Frequency\u003c\/span\u003e\n     \u003cp\u003e1MHz\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\u003eLT3999EMSE#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\/3999fa.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":41635376169045,"sku":"4026296:1-VAT145:e14","price":1166.01,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1034\/1611\/files\/64f6e565b3b8a2f59aa07c7f07f32034_adb31509-0eb4-4b3d-9731-ed6684e78d37.jpg?v=1755140370","url":"https:\/\/www.tanotis.com\/products\/analog-devices-lt3999emse-pbf-dc-dc-controller-push-pull-2-7v-to-36v-supply-1-output-48-duty-cycle-1mhz-msop-ep-10","provider":"Tanotis","version":"1.0","type":"link"}