# LTC3890EUH#PBF (Component) ## Description Buck Regulator Positive Output Step-Down - DC-DC Controller IC 32-QFN (5x5) ## Component Details - **Owner:** vasy_skral - **Created:** 3/17/2022 - **Last Updated:** 1/4/2023 - **Visibility:** Public - **Manufacturer Part Number:** LTC3890EUH#PBF - **Manufacturer Name:** Analog Devices Inc. - **Datasheet URL:** https://www.analog.com/media/en/technical-documentation/data-sheets/LTC3890.pdf - **Part Type:** Integrated Circuit - **Used in:** 11 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Arrow](https://www.arrow.com/en/products/ltc3890euhpbf/analog-devices?utm_currency=USD&region=europe) | $12.1556 | 310 | | [Digi-Key](https://www.digikey.com/en/products/detail/analog-devices-inc/LTC3890EUH-PBF/2237164) | $13.83 | 375 | | [LCSC](https://www.lcsc.com/product-detail/C107920.html) | $12.6718 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/Analog-Devices/LTC3890EUHPBF?qs=hVkxg5c3xu%252B4WqJfD2JB7Q%3D%3D) | $14.24 | 377 | | [Verical](https://www.verical.com/pd/analog-devices-dc-to-dc-controller-LTC3890EUH-PBF-6061127?utm_currency=USD) | $6.56 | 715 | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Analog Devices - **MPN:** LTC3890EUH#PBF - **Package / Case Code:** 32-QFN - **Pin Count:** 33 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | SENSE1- | | | 2 | FREQ | | | 3 | PHASMD | | | 4 | CLKOUT | | | 5 | PLLIN/MODE | | | 6 | GND | | | 7 | RUN1 | | | 8 | RUN2 | | | 9 | SENSE2- | | | 10 | SENSE2+ | | | 11 | VFB2 | | | 12 | ITH2 | | | 13 | TRACK/SS2 | | | 14 | PGOOD2 | | | 15 | TG2 | | | 16 | SW2 | | | 17 | BOOST2 | | | 18 | BG2 | | | 19 | INTVcc | | | 20 | EXTVcc | | | 21 | PGND | | | 22 | Vin | | | 23 | BG1 | | | 24 | BOOST1 | | | 25 | SW1 | | | 26 | TG1 | | | 27 | PGOOD1 | | | 28 | ILIM | | | 29 | TRACK/SS1 | | | 30 | ITH1 | | | 31 | VFB1 | | | 32 | SENSE1+ | | | 33 | GND | | --- *Generated from [https://www.flux.ai/vasy_skral/ltc3890euhpbf~05](https://www.flux.ai/vasy_skral/ltc3890euhpbf~05)*