1.22V LDO Regulator, 550mA, SOT-23, Low Noise, 2.5-6V In Product overview: LD3985M122R 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, 1.22V, 550mA, 6V, SOT-23. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 1.22V, 550mA, 6V, 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-LD3985M122R can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 1052074-LD3985M122R
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): 1.22V
Operating Supply Current: 150μA to 250μA
PSRR: 60dB to 50dB (1kHz to 10kHz)
Protection Features: Over Current, Over Temperature
Alternative Parts (Cross-Reference): S-13A1A12-E6T1U3; LD56100DPU115R; LD3985M122R; AS1364-BTDT-12;
Popularity: Medium
Fake Threat In the Open Market: 66 pct.
Supply and Demand Status: Sufficient
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| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | VAST STOCK CO., LIMITED | Lingto Electronic 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-LD3985M122R | 1052074-LD3985M122R | 497-7794-2-ND | LD3985M122R | LD3985M122R | LD3985M122R |
| Product Name | 1.22V 550mA 6V SOT-23 LDO Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - Linear - LD3985M122R | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | LDO Voltage Regulators | PMIC - Voltage Regulators - Linear | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear |
| Output Voltage Type | Fixed | Fixed; Fixed | Fixed | |||
| Package Type | Other; SOT-23 | SOT23; Other; SOT-23-5 | Other; SC-74A, SOT-753 | |||
| Output Voltage | 1.22 volts | 1.22 volts | 1.22 volts | 1.22 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 |