{"product_id":"analog-devices-ltc3218eddb-trmpbf-led-driver-boost-charge-pump-150ma-1mhz-2-9v-to-4-5v-40-deg-c-to-85-deg-c-dfn-ep-10","title":"ANALOG DEVICES LTC3218EDDB#TRMPBF LED Driver, Boost, Charge Pump, 150mA, 1MHz, 2.9V to 4.5V, -40 \u0026deg;C to 85 \u0026deg;C, DFN-EP-10","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cp\u003eLTC3218EDDB#TRMPBF is a low-noise, high-current charge pump DC\/DC converter capable of driving high current LEDs at up to 400mA from a 2.9V to 4.5V input. A low external parts count (one flying capacitor, two programming resistors and two bypass capacitors at VIN and CPO) makes the LTC3218 ideally suited for small, battery-powered applications. Built-in soft-start circuitry prevents excessive inrush current during start-up. High switching frequency enables the use of small external capacitors. A built-in 2-second timer protects the LED during flash mode. The output current level is programmed by an external resistor. The LED current is regulated using an internal high side 220mohm sense resistor. Automatic mode switching optimizes efficiency by monitoring the voltage across the charge pump and switching modes only when dropout is detected. Applications include LED torch\/flash supply for DSCs\/cellphones.\u003c\/p\u003e\n  \u003cul\u003e\n   \u003cli\u003eLow noise constant-frequency operation, automatic mode switching\u003c\/li\u003e\n   \u003cli\u003eMulti-mode operation: 1x or 2x boost mode, automatic soft-start\u003c\/li\u003e\n   \u003cli\u003e2-second flash current timeout for LED protection\u003c\/li\u003e\n   \u003cli\u003eOutput disconnect, no inductors, single resistor programming capability\u003c\/li\u003e\n   \u003cli\u003e220mohm internal high side current sense resistor\u003c\/li\u003e\n   \u003cli\u003eCLK frequency is 1MHz typical at (TA = 25°C)\u003c\/li\u003e\n   \u003cli\u003eCharge pump output clamp voltage is 5.3V typical at (TA = 25°C)\u003c\/li\u003e\n   \u003cli\u003eInput current is 14.4?A typical at ( VEN = 3.6V)\u003c\/li\u003e\n   \u003cli\u003eOperating temperature range from -40°C to 85°C\u003c\/li\u003e\n   \u003cli\u003e10-lead plastic DFN package\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\u003eTopology\u003c\/span\u003e\n     \u003cp\u003eBoost, Charge Pump\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eInput Voltage Min\u003c\/span\u003e\n     \u003cp\u003e2.9V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOutput Voltage Max\u003c\/span\u003e\n     \u003cp\u003e5.3V\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\u003eIC Case \/ Package\u003c\/span\u003e\n     \u003cp\u003eDFN-EP\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\u003eSVHC\u003c\/span\u003e\n     \u003cp\u003eNo SVHC (21-Jan-2025)\u003c\/p\u003e\n    \u003c\/div\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eLED Driver Type\u003c\/span\u003e\n     \u003cp\u003e-\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eInput Voltage Max\u003c\/span\u003e\n     \u003cp\u003e4.5V\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOutput Current Max\u003c\/span\u003e\n     \u003cp\u003e150mA\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\u003eNo. of Pins\u003c\/span\u003e\n     \u003cp\u003e10Pins\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eOperating Temperature Max\u003c\/span\u003e\n     \u003cp\u003e85°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   \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\u003eLTC3218EDDB#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=\"http:\/\/www.farnell.com\/datasheets\/2038725.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":41636790829141,"sku":"4409375:1-VAT145:e14","price":818.3,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1034\/1611\/files\/5845205bf02fb22d97ca4d1d32c8d255_2891e2db-eaa8-48ac-97ca-39eab705d318.jpg?v=1755201460","url":"https:\/\/www.tanotis.com\/products\/analog-devices-ltc3218eddb-trmpbf-led-driver-boost-charge-pump-150ma-1mhz-2-9v-to-4-5v-40-deg-c-to-85-deg-c-dfn-ep-10","provider":"Tanotis","version":"1.0","type":"link"}