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LP3891ET-1.5/NOPB

Part No LP3891ET-1.5/NOPB
Manufacturer Texas Instruments
Catalog PMIC - Voltage Regulators - Linear
Description IC REG LDO 1.5V 0.8A TO220-5 / LDO Regulator Pos 1.5V 0.8A 5-Pin(5+Tab) TO-220 Rail
Datasheet
Sample
Rohs State rohs
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Categories Integrated Circuits (ICs)
Manufacturer Texas Instruments
Packaging Tube
Part Status Obsolete(EOL)
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage Input MAX 5.5V
Output Voltage 1.5V
Voltage Dropout (Maximum) 0.4V @ 800mA
Output Current 800mA
Operating Supply Current 30μA ~ 8mA
PSRR 80dB ~ 65dB (120Hz ~ 1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
Operating Temperature Range -40°C ~ 125°C
Mounting Style Through Hole
Package TO-220-5 Formed Leads
Manufacturer Package TO-220-5
Win Source Part Number 779813-LP3891ET-1.5/NOPB
Popularity Medium
Supply and Demand Status Limited
Family Name LP3891
Introduction Date September 01, 2003
ECCN EAR99
Estimated EOL Date Obsolete / End of life
Ultra Librarian 3D Model Ultra Librarian LP3891ET-1.5/NOPB CAD Model

Description

The LP3891ET-1.5/NOPB is a high-quality, fast-response, low-dropout linear regulator designed and manufactured by Texas Instruments. This component is engineered to maintain a constant 1.5V output voltage, making it an ideal solution for a wide range of applications that require a stable power supply.

Key Features

  • Output Voltage: Precisely regulated 1.5V output, suitable for sensitive electronic devices.
  • High Accuracy: Offers a high degree of voltage precision, ensuring reliable performance for critical applications.
  • Low Dropout: Features a low dropout voltage, enhancing efficiency by allowing operation closer to the input voltage.
  • Fast Transient Response: Quickly responds to changes in load, providing stable power supply even under dynamic conditions.
  • Thermal Protection: Integrated thermal shutdown feature protects the device from overheating, ensuring long-term reliability.
  • Overcurrent Protection: Built-in overcurrent protection guards against excessive current draw that could damage the regulator and the connected load.
  • Package Type: Available in a TO-263 package, known for its robustness and good thermal performance.
  • Lead-Free and RoHS Compliant: The NOPB (No Lead (Pb)) designation indicates that the product is compliant with environmental standards, reducing hazardous substances in electronic components.

Applications

The LP3891ET-1.5/NOPB is versatile and can be used in various applications that require a stable and reliable voltage source. It is commonly found in:

  • Consumer Electronics
  • Telecommunications Equipment
  • Computing Devices
  • Industrial Systems
  • Medical Instruments

With its combination of high performance, reliability, and compliance with environmental standards, the LP3891ET-1.5/NOPB from Texas Instruments stands out as an excellent choice for designers and engineers looking for a dependable voltage regulator solution.

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