onsemi Boost SOT-23 LED Driver IC CAT37EKK-TE7

CMOS White LED Driver Boost Converter / LED Driver 4 Segment 5-Pin SOT-23 T/R Product overview: CAT37EKK-TE7 from Catalyst Semiconductor is a LED Driver IC for LED lighting, display backlights, indicator control, automotive lighting, signage, and regulated current drive circuits. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Boost, SOT-23. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, Boost, SOT-23, External/Internal LED Drivers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 137-CAT37EKK-TE7 can be used for catalog matching and distributor lookup.