Very low drop and low noise BiCMOS 300 mA voltage regulator Product overview: LDS3985M50R from STMicroelectronics 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 300 mA. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 300 mA, 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-LDS3985M50R can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 018585-LDS3985M50R
Packaging: Reel - TR
Mounting: SMD (SMT)
Regulator Topology: Positive Fixed
Voltage - Dropout (Typical): 0.15V @ 300mA
Number of Regulators: 1
Output Type: Fixed
Output Current: 300mA
Output Voltage: 5V
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): 5V
Dropout Voltage-Max: 0.25V @ 300mA
Operating Supply Current: 150μA to 300μA
Control Protection Features: Over Current, Over Temperature
Popularity: Medium
Fake Threat In the Open Market: 52 pct.
Supply and Demand Status: Limited
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| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | 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 Voltage Regulators |
| Product Number | 776-LDS3985M50R | 018585-LDS3985M50R | 497-10691-2-ND | LDS3985M50R | LDS3985M50R | LDS3985M50R |
| Product Name | 300 mA Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - Linear - LDS3985M50R | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | PMIC - Voltage Regulators - Linear | LDO Voltage Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear |
| Output Voltage Type | Fixed | Fixed; Fixed | Fixed | |||
| Package Type | Other; SOT-23-5 | SOT23; Other; SOT-23-5 | Other; SC-74A, SOT-753 | |||
| Output Voltage | 5 volts | 5 volts | 5 volts | 5 volts | ||
| IOUT | 0.3000 amps | 0.3000 amps | 0.3000 amps | 0.3000 amps | 0.3000 amps | |
| IQ | 1.50E-4 amps | 1.50E-4 amps |
