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30+US $0.23743US $7.12
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The LP2951-33DRGR from Texas Instruments is a low-dropout voltage regulator (LDO) designed for applications requiring a stable and regulated output voltage. 

Key Features:

  1. Low Dropout Voltage: The LP2951-33DRGR features a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the output voltage. This characteristic ensures efficient operation, especially in battery-powered applications where preserving voltage efficiency is crucial.
  2. Fixed Output Voltage: It provides a fixed output voltage of 3.3 volts, making it suitable for applications requiring a stable voltage reference. This fixed voltage simplifies circuit design and eliminates the need for external voltage dividers or adjustable regulators.
  3. Low Quiescent Current: The device exhibits low quiescent current consumption, minimizing power consumption in standby or idle modes. This feature is essential for battery-powered devices, prolonging battery life and enhancing overall energy efficiency.
  4. Excellent Line and Load Regulation: The LP2951-33DRGR maintains excellent line and load regulation characteristics, ensuring a stable output voltage across a wide range of operating conditions. This reliability is vital for maintaining consistent performance in diverse applications.
  5. Thermal Shutdown Protection: It incorporates thermal shutdown protection, which safeguards the device against overheating and potential damage due to excessive temperature. This protection mechanism enhances the device's reliability and longevity, especially in high-temperature environments.
  6. Wide Operating Temperature Range: The voltage regulator operates over a wide temperature range, making it suitable for use in various environmental conditions. Its robust performance ensures reliability in both industrial and automotive applications.
  7. Adjustable Current Limit: The LP2951-33DRGR features an adjustable current limit, allowing users to configure the current output according to the specific requirements of their application. This flexibility enables customization and optimization of the device's performance based on the application's needs.


  • Battery-powered devices
  • Portable consumer electronics
  • Embedded systems
  • Industrial automation
  • Automotive electronics
  • Voltage reference circuits

The LP2951-33DRGR from Texas Instruments offers a combination of low dropout voltage, fixed output voltage, low quiescent current, excellent regulation, thermal shutdown protection, and wide operating temperature range, making it an ideal choice for various voltage regulation applications in battery-powered and low-power electronic devices. Its compact size and versatile features make it suitable for a wide range of applications in different industries.


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


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