Texas Instruments LP3985IM5-2.8/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.72 | $0.72 |
| 15+ | $0.70 | $10.50 |
| 25+ | $0.68 | $17.00 |
| 50+ | $0.65 | $32.50 |
| 100+ | $0.57 | $57.00 |
| N+ | $0.11 | 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) | 2.8V |
| 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 Texas Instruments LP3985 is a low-dropout linear regulator providing a fixed 2.8V output at up to 150mA. With a quiescent current of only 150µA and a dropout voltage of 0.1V, it is optimized for battery-powered and energy-efficient applications. The SOT-23-5 package offers a practical balance of size and thermal performance.
- Low Power Consumption: 150µA quiescent current extends battery life in always-on applications.
- Minimal Voltage Loss: 0.1V dropout at 150mA maximizes usable battery capacity.
- Stable Output: Excellent PSRR (50dB at 1kHz) ensures clean power for sensitive electronics.
- Versatile Package: SOT-23-5 is widely used and easy to assemble in production.
Battery-Powered IoT Sensors
The 2.8V output is perfect for low-power microcontrollers and sensors in IoT nodes, with 150µA quiescent current ensuring long battery life.
Portable Medical Devices
Low dropout and stable output make it suitable for glucose monitors and pulse oximeters, providing consistent power from a single Li-ion cell.
Wireless Headsets and Wearables
The SOT-23-5 package and 150mA capability support Bluetooth audio and fitness trackers, maintaining clean power for RF sections.
Industrial Control Interfaces
Use the LP3985 to power logic-level converters and interface ICs, benefiting from its low noise and high PSRR.
Memory and Logic Supplies
Provide a stable 2.8V rail for SRAM, EEPROM, and low-voltage logic in embedded systems.
Portable Instrumentation
Ideal for handheld multimeters and field testers where precision analog circuits require clean, regulated power.
- Q: What is the output voltage of the LP3985IM5-2.8/NOPB?
- A: The fixed output voltage is 2.8V.
- 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 from 2.8V to 6V (not explicitly listed, typical for this device).
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.1V at 150mA load.
- Q: What is the quiescent current?
- A: The quiescent current is typically 150µA.
- Q: What package is available?
- A: It comes in a SOT-23-5 package.
LP3985IM5-2.8/NOPB.pdf
- Q: What is the output voltage of the LP3985IM5-2.8/NOPB?
- A: The fixed output voltage is 2.8V.
- 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 from 2.8V to 6V (not explicitly listed, typical for this device).
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.1V at 150mA load.
- Q: What is the quiescent current?
- A: The quiescent current is typically 150µA.
- Q: What package is available?
- A: It comes in a SOT-23-5 package.
