Texas Instruments LP3985IM5-2.7/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.42 | $0.42 |
| 15+ | $0.40 | $6.00 |
| 25+ | $0.40 | $10.00 |
| 50+ | $0.37 | $18.50 |
| 100+ | $0.33 | $33.00 |
| N+ | $0.07 | 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) | 6V |
| Voltage - Output (Min/Fixed) | 2.7V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.1V @ 150mA |
| Current - Output | 150mA |
| Current - Quiescent (Iq) | 150 µA |
| Current - Supply (Max) | 250 µA |
| PSRR | 50dB ~ 40dB (1kHz ~ 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 LP3985IM5-2.7/NOPB from Texas Instruments is a high-performance 2.7V LDO regulator offering 150mA output. Its ultra-low dropout of 0.1V and quiescent current of 150µA make it ideal for battery-powered applications. The SOT-23-5 package is compact, and PSRR of 50dB at 1kHz ensures clean power for sensitive RF and analog circuits.
- Ultra-Low Dropout: 0.1V at 150mA enables operation from nearly depleted batteries.
- Low Quiescent Current: 150µA extends battery life in always-on devices.
- High PSRR: 50dB at 1kHz reduces noise from switching regulators or digital circuits.
- Small SOT-23-5 Package: Ideal for space-constrained portable designs.
Battery-Powered Wearables
With a 0.1V dropout and 150µA quiescent current, it maximizes battery life in smartwatches, fitness trackers, and hearing aids.
RF and Wireless Modules
Provides a clean 2.7V supply for Bluetooth, Zigbee, and sub-GHz transceivers, with PSRR up to 50dB to reduce interference.
Portable Medical Devices
Powers glucose monitors, pulse oximeters, and portable diagnostic tools requiring stable low-voltage operation.
MEMS Sensors and Amplifiers
Regulates 2.7V for accelerometers, gyroscopes, and precision op-amps, ensuring accurate signal conditioning.
Low-Power Microcontrollers
Ideal for MSP430, STM32L0, and other low-power MCUs operating at 2.7V, reducing overall system power.
Audio Codecs and DACs
Supplies clean power to portable audio codecs, reducing noise and improving signal-to-noise ratio.
- Q: What is the output voltage?
- A: The LP3985IM5-2.7 provides a fixed 2.7V output.
- Q: What is the maximum output current?
- A: It can deliver up to 150mA.
- Q: What is the dropout voltage?
- A: The dropout voltage is very low at 0.1V at 150mA.
- Q: What is the quiescent current?
- A: The quiescent current is only 150 µA.
- Q: What is the PSRR?
- A: PSRR is 50dB at 1kHz and 40dB at 10kHz.
- Q: What package is available?
- A: It is available in the SOT-23-5 package.
LP3985IM5-2.7/NOPB.pdf
- Q: What is the output voltage?
- A: The LP3985IM5-2.7 provides a fixed 2.7V output.
- Q: What is the maximum output current?
- A: It can deliver up to 150mA.
- Q: What is the dropout voltage?
- A: The dropout voltage is very low at 0.1V at 150mA.
- Q: What is the quiescent current?
- A: The quiescent current is only 150 µA.
- Q: What is the PSRR?
- A: PSRR is 50dB at 1kHz and 40dB at 10kHz.
- Q: What package is available?
- A: It is available in the SOT-23-5 package.
