STMicroelectronics, Inc. Voltage Regulators - Linear, Low Drop Out (LDO) Regulators L4949ED

Linear Voltage Regulator IC Positive Fixed 1 Output 100mA 8-SOIC

Manufacturer: STMicroelectronics
Win Source Part Number: 292193-L4949ED
Packaging: Reel - TR
Mounting: SMD (SMT)
Regulator Topology: Positive Fixed
Voltage - Dropout (Typical): 0.3V @ 100mA
Number of Regulators: 1
Output Type: Fixed
Control Features: Reset
Output Current: 100mA
Output Voltage: 5V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C
Case / Package: 8-SO
Maximum Input Voltage: 28V
Nominal Output Voltage (Min/Fixed): 5V
Dropout Voltage-Max: 0.5V @ 100mA
Operating Supply Current: 300μA to 5mA
Protection Features: Over Temperature, Short Circuit
Alternative Parts (Cross-Reference): NCV4949DR2; L4949EDMITTR; L4949ED; BD3951F-E2;
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 52 pct.
Supply and Demand Status: Sufficient

5V Fixed LDO Regulator, 100mA, 28V In, SO-8 Product overview: L4949ED from STMicroelectronics is a LDO 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 LDO, 5V, 100mA, 28V. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 5V, 100mA, 28V, LDO Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-L4949ED can be used for catalog matching and distributor lookup.