TL3845DRIC REG CTRLR BST FLYBK CM 14SOIC|TEXAS INSTRUMENTS (VA)|Lead free|RoHS Compliant UC3845BDG TL3845DRIC REG CTRLR BST FLYBK CM 14SOIC|TEXAS INSTRUMENTS (VA)|Lead free|RoHS Compliant UC3845BDR2G UC3845BVDR2G UC3845DR2G