1.8V LDO Regulator, 550mA, Low Noise, FCBGA, Surface Mount Product overview: LD3985J18R 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, SMD, 1.8V, 550mA. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, SMD, 1.8V, 550mA, 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-LD3985J18R can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 1052072-LD3985J18R
Packaging: Reel - TR
Mounting: SMD (SMT)
Number of Regulators: 1
Output Type: Fixed
Control Features: Enable
Output Current: 150mA
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 125°C
Case / Package: 5-FlipChip (1.59x1.24)
Maximum Input Voltage: 6V
Nominal Output Voltage (Min/Fixed): 1.8V
Operating Supply Current: 150μA to 250μA
PSRR: 60dB to 50dB (1kHz to 10kHz)
Protection Features: Over Current, Over Temperature
Popularity: Medium
Fake Threat In the Open Market: 50 pct.
Supply and Demand Status: Balance
Linear Voltage Regulator IC Positive Fixed 1 Output 150mA 5-FlipChip (1.59x1.24)
IC REG LIN 1.8V 150MA 5FLIPCHIP
IC REG LIN 1.8V 150MA 5FLIPCHIP
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|
| Product Category | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators | IC Linear Voltage Regulators |
| Product Number | 776-LD3985J18R | 1052072-LD3985J18R | 497-1526-2-ND | LD3985J18R | LD3985J18R |
| Product Name | SMD 1.8V 550mA LDO Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - Linear - LD3985J18R | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear | PMIC - Voltage Regulators - Linear |
| Output Voltage Type | Fixed | Fixed; Fixed | Fixed | ||
| Package Type | Other; FCBGA | Other; 5-FlipChip (1.59x1.24) | Other; 5-WFBGA, FCBGA | ||
| Output Voltage | 1.8 volts | 1.8 volts | 1.8 volts | 1.8 volts | |
| IOUT | 0.1500 amps | 0.1500 amps | 0.1500 amps | 0.1500 amps | 0.1500 amps |
| IQ | 1.50E-4 amps | 1.50E-4 amps |
