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LP2981AIM5-2.5/NOPB

  • In Stock: 1176
  • Available: 4000

Reference Price(In US Dollars)

QtyUnit PriceExt.Price
1+US $1.22892US $1.23
10+US $0.81928US $8.19
30+US $0.61446US $18.43
100+US $0.49157US $49.16
500+US $0.45060US $225.30
1000+US $0.40964US $409.64

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Quick RFQ
  • Description
  • Alternatives
  • Shopping Guide
Description

The LP2981AIM5-2.5/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. It is designed to provide a stable output voltage with minimal input-output voltage differential, making it suitable for applications where space and efficiency are critical.

Key Features:

  1. Output Voltage: The LP2981AIM5-2.5 provides a fixed output voltage of 2.5V, which is ideal for powering low-voltage digital circuits and devices.

  2. Low Dropout Voltage: The device features a low dropout voltage of approximately 300 mV at a load current of 150 mA, allowing it to maintain regulation even when the input voltage is close to the output voltage.

  3. Output Current: It can deliver up to 150 mA of output current, making it suitable for a variety of applications, including portable devices and battery-powered systems.

  4. Quiescent Current: The LP2981AIM5-2.5 has a low quiescent current, typically around 30 µA, which helps to extend battery life in portable applications.

  5. Thermal Protection: The device includes built-in thermal shutdown protection, which prevents damage due to overheating by shutting down the regulator if the junction temperature exceeds safe limits.

  6. Package Type: The LP2981AIM5-2.5 is available in a small 5-pin SOT-23 package, which is compact and suitable for space-constrained designs.

  7. Operating Temperature Range: It operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications.

  8. Noise Performance: The regulator features low output noise, which is essential for sensitive analog and RF applications.

  9. Power Supply Rejection Ratio (PSRR): The LP2981AIM5-2.5 exhibits good PSRR, ensuring that variations in the input voltage do not significantly affect the output voltage.

Applications:

  • Battery-powered devices
  • Portable electronics
  • RF and analog circuits
  • Microcontrollers and DSPs
  • Automotive electronics

Conclusion:

The LP2981AIM5-2.5/NOPB from Texas Instruments is a versatile and efficient LDO voltage regulator that provides reliable performance in a compact package. Its low dropout voltage, low quiescent current, and thermal protection features make it an excellent choice for a wide range of applications, particularly in battery-operated devices where efficiency and space are paramount.

Alternatives

Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.

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