STMicroelectronics, Inc. 1.2V 300mA 45uA LDO Voltage Regulator IC LD39130SJ12R

1.2V 300mA LDO, 45uA Iq, 1% Acc, 5.5V In, FCBGA Product overview: LD39130SJ12R 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, 1.2V, 300mA, 45uA. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 1.2V, 300mA, 45uA, 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-LD39130SJ12R can be used for catalog matching and distributor lookup.

Manufacturer: STMicroelectronics
Win Source Part Number: 778431-LD39130SJ12R
Packaging: Reel package
Operating Temperature Range: -40°C ~ 125°C
Package: 4-UFBGA, FCBGA
Mounting: SMD
Number of Regulators: 1
Output Type: Fixed
Control Features: Enable
Output Configuration: Positive
Output Current: 300mA
Family Name: LD39130S
Output Voltage: 1.2V
Categories: Integrated Circuits (ICs)
Operating Supply Current: 45μA
PSRR: 70dB ~ 65dB (1kHz ~ 10kHz)
Protection Features: Over Current, Over Temperature, Soft Start
Manufacturer Package: 4-FlipChip (.69x.69)
Voltage Input MAX: 5.5V
Alternative Parts (Cross-Reference): RP200Z121D-TR-F; RP200Z121B-TR-F; RP102Z121D-TR-F; RP201Z121D-TR-F;
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2026
Popularity: Medium
Fake Threat In the Open Market: 48 pct.
Supply and Demand Status: Balance