3.3V 150mA LDO Voltage Regulator, 400uV Dropout, SOT-23-5 Product overview: LD3985M33R 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, 3.3V, 150mA, SOT-23. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 3.3V, 150mA, 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-LD3985M33R can be used for catalog matching and distributor lookup.
IC REG LINEAR 3.3V 150MA SOT23-5
Manufacturer: STMicroelectronics
Win Source Part Number: 136134-LD3985M33R
Packaging: Reel - TR
Mounting: SMD (SMT)
Regulator Topology: Positive Fixed
Voltage - Dropout (Typical): 0.06V @ 150mA
Number of Regulators: 1
Output Type: Fixed
Control Features: Enable
Output Current: 150mA
Output Voltage: 3.3V
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): 3.3V
Dropout Voltage-Max: 0.1V @ 150mA
Operating Supply Current: 150μA to 250μA
Protection Features: Over Current, Over Temperature
Alternative Parts (Cross-Reference): TPS73433TDDCRQ1; LDS3985M33R; LD3985M33R; LD3985M33;
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 72 pct.
Supply and Demand Status: Balance
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| ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | Win Source Electronics | RS Components, Ltd. | RS Components, Ltd. | DigiKey | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | LCSC Electronics Technology (HK) Limited | VAST STOCK CO., LIMITED | |
|---|---|---|---|---|---|---|---|---|---|---|
| Product Category | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators |
| Product Number | 776-LD3985M33R | LD3985M33R | 136134-LD3985M33R | 6868802 | 6868802P | 497-3504-1-ND | LD3985M33R | LD3985M33R | LD3985M33R | LD3985M33R |
| Product Name | 3.3V 150mA SOT-23 LDO Voltage Regulator IC | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | PMIC - PMIC - Voltage Regulators - Linear - LD3985M33R | Voltage Regulators | Voltage Regulators | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | PMIC - Voltage Regulators - Linear | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear | Power Supply Chip >> Linear Voltage Regulators (LDO) | LDO Voltage Regulators |
| Output Voltage Type | Fixed | Fixed | Fixed; Fixed | Fixed | Fixed | Fixed | ||||
| Package Type | Other; SOT-23-5 | SOT23; Other; SC-74A, SOT-753 | SOT23; Other; SOT-23-5 | SOT23; Other; Sot-23 | SOT23; Other; SOT-23 | Other; SC-74A, SOT-753 | SOT23 | |||
| Output Voltage | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 volts | ||||
| IOUT | 0.1500 amps | 0.1500 amps | 0.1500 amps | 0.1500 amps | 0.1500 amps | 0.1500 amps | 0.1500 amps | |||
| Dropout Voltage | 4.00E-4 volts | 0.1000 volts | 0.1000 volts | 0.1000 volts | 0.1000 volts |
