1.8V LDO Voltage Regulator, 550mA, SOT-23-5, Low Noise Product overview: LD3985M18R 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, 1.8V, 550mA, SOT-23. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 1.8V, 550mA, SOT-23, 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-LD3985M18R can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 1052075-LD3985M18R
Packaging: Reel - TR
Mounting: SMD (SMT)
Number of Regulators: 1
Output Type: Fixed
Control Features: Enable
Output Current: 150mA
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C
Case / Package: SOT-23-5
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: 54 pct.
Supply and Demand Status: Balance
IC REG LINEAR 1.8V 150MA SOT23-5
Linear Voltage Regulator IC Positive Fixed 1 Output 150mA SOT-23-5
Linear Voltage Regulator IC Positive Fixed 1 Output 150mA SOT-23-5
Linear Voltage Regulator IC Positive Fixed 1 Output 150mA SOT-23-5
IC REG LINEAR 1.8V 150MA SOT23-5
IC REG LINEAR 1.8V 150MA SOT23-5
LDO Voltage Regulators 1.8V 0.15A Ultra Low
IC REG LINEAR 1.8V 150MA SOT23-5
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | ODG (Origin Data Global) | DigiKey | Utmel Electronic Limited | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators |
| Product Number | 776-LD3985M18R | 1052075-LD3985M18R | LD3985M18R | 497-3503-2-ND | 761-LD3985M18R | LD3985M18R | LD3985M18R | LD3985M18R |
| Product Name | 1.8V 550mA SOT-23 LDO Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - Linear - LD3985M18R | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | IC REG LINEAR 1.8V 150MA SOT23-5 | PMIC - Voltage Regulators - Linear | LDO Voltage Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear |
| Output Voltage Type | Fixed | Fixed; Fixed | Fixed | Fixed | Fixed; Fixed | |||
| Package Type | Other; SOT-23-5 | SOT23; Other; SOT-23-5 | SOT23; Other; SC-74A, SOT-753 | Other; SC-74A, SOT-753 | Other; SC-74A, SOT-753 | |||
| Output Voltage | 1.8 volts | 1.8 volts | 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 | 0.5500 amps | 0.1500 amps | 0.1500 amps | |
| IQ | 1.50E-4 amps | 1.50E-4 amps | 1.50E-4 amps |
