...
https://www.digikey.com/product-detail/en/texas-instruments/TPS61161QDRVRQ1/296-25235-6-ND/2175022 (one channel, boost, very simple, could be too small to solder)
httphttps://ww1www.microchipdigikey.comca/downloadsproduct-detail/en/texas-instruments/DeviceDocTPS61165DBVR/AT9917296-Automotive27597-LED-Driver-IC-with-High-Current-Accuracy-Data-Sheet-20005557A.pdf (larger, boost, but very complex)1-ND/2340765