Texas Instruments LP5951MF-2.0/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.84 | $0.84 |
| 15+ | $0.81 | $12.15 |
| 25+ | $0.79 | $19.75 |
| 50+ | $0.75 | $37.50 |
| 100+ | $0.66 | $66.00 |
| N+ | $0.13 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 2V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.35V @ 150mA |
| Current - Output | 150mA |
| Current - Quiescent (Iq) | 55 µA |
| Current - Supply (Max) | 70 µA |
| PSRR | 60dB ~ 50dB (100Hz ~ 10kHz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
| ROHS |
The LP5951MF-2.0/NOPB from Texas Instruments is a 150mA low dropout linear regulator delivering a fixed 2.0V output. With an ultra-low quiescent current of 55 µA and a dropout voltage of 0.35V, it is optimized for battery-powered and energy-harvesting applications. The SOT-23-5 package offers a compact solution for space-constrained designs requiring clean, regulated power.
- Exceptional Efficiency at Light Loads: 55 µA quiescent current significantly extends battery life in always-on and standby applications.
- Low Dropout Voltage: 0.35V at 150mA allows operation from nearly depleted batteries.
- Proven TI Quality: Manufactured by Texas Instruments with rigorous reliability standards.
- Compact SOT-23-5: Small footprint ideal for miniaturized portable devices.
Ultra-Low Power Wearables
The 55 µA quiescent current is ideal for fitness trackers, smart watches, and medical patches where battery life is paramount and load currents are typically below 150mA.
Battery-Powered IoT Sensors
Provides stable 2.0V for wireless sensor nodes, ensuring reliable operation from a single Li-ion or coin cell battery over extended periods.
Portable Medical Devices
Low quiescent current and stable output make it suitable for glucose monitors, pulse oximeters, and hearing aids requiring precise low-voltage power.
Microcontroller and Logic Power
Powers low-voltage MCUs and digital logic at 2.0V, with 60dB to 50dB PSRR filtering supply noise from switching regulators.
Standby and Sleep Mode Circuits
Ultra-low quiescent current ensures minimal power draw during standby, extending battery life in remote controls and smart home devices.
Analog Sensor Interfaces
Provides clean 2.0V rail for operational amplifiers and ADC references in portable instrumentation.
- Q: What is the output voltage of the LP5951MF-2.0/NOPB?
- A: The fixed output voltage is 2.0V.
- Q: What is the maximum output current?
- A: It can deliver up to 150mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet.
- Q: What is the dropout voltage?
- A: Dropout voltage is 0.35V at 150mA output.
- Q: What is the quiescent current?
- A: The quiescent current is 55 µA.
- Q: What package is available?
- A: It comes in a SOT-23-5 package.
- Q: What is the output voltage of the LP5951MF-2.0/NOPB?
- A: The fixed output voltage is 2.0V.
- Q: What is the maximum output current?
- A: It can deliver up to 150mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet.
- Q: What is the dropout voltage?
- A: Dropout voltage is 0.35V at 150mA output.
- Q: What is the quiescent current?
- A: The quiescent current is 55 µA.
- Q: What package is available?
- A: It comes in a SOT-23-5 package.

LP5951MF-2.0/NOPB.pdf