onsemi Zener 500 mW 3.9 V Voltage Regulator IC SZMMSZ3V9T1G

500 mW; 5% Zener Diode Voltage Regulator 3.9 V, SOD-123 2 LEAD, 3000-REEL Product overview: SZMMSZ3V9T1G from onsemi is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Zener, 500 mW, 3.9 V. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, Zener, 500 mW, 3.9 V, Voltage Regulator IC, Single Zener Diodes. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 287-SZMMSZ3V9T1G can be used for catalog matching and distributor lookup.