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L4940D2T85-TR

Part No L4940D2T85-TR
Manufacturer STMicroelectronics
Catalog PMIC - Voltage Regulators - Linear
Description Very low drop 1.5 A regulator
Datasheet
Sample
Rohs State rohs
ECAD Module
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Categories Integrated Circuits (ICs)
Manufacturer STMicroelectronics
Packaging Reel - TR
Part Status Obsolete(EOL)
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage Input MAX 17V
Output Voltage 8.5V
Voltage Dropout (Maximum) 0.9V @ 1.5A
Output Current 1.5A
Operating Supply Current 8mA ~ 50mA
PSRR 68dB (120Hz)
Protection Features Over Temperature, Reverse Polarity, Short Circuit
Operating Temperature Range -40°C ~ 150°C
Mounting SMD
Package TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
Manufacturer Package D2PAK
Win Source Part Number 1194249-L4940D2T85-TR
Manufacturer Homepage www.st.com
Popularity Medium
Supply and Demand Status Limited
Family Name L4940
Introduction Date February 04, 2005
ECCN EAR99
Estimated EOL Date Obsolete
Ultra Librarian 3D Model Ultra Librarian L4940D2T85-TR CAD Model

Description

The L4940D2T85-TR is a robust low drop voltage regulator from STMicroelectronics, designed to deliver a consistent 8.5V output voltage. This high-performance component is ideal for applications requiring a stable voltage supply, with a low dropout voltage ensuring efficient operation even when the input voltage is close to the output voltage.

Key Features

  • Output Voltage: Precisely regulated 8.5V output, suitable for a variety of electronic circuits.
  • Dropout Voltage: Low dropout voltage enhances the efficiency of the regulator, making it ideal for operations with minimal input-output voltage differences.
  • Current Capacity: Capable of supplying up to 2A of output current, making it suitable for high-current applications.
  • Package: Available in a D2PAK package, designed for optimal heat dissipation and space-saving on printed circuit boards.
  • Thermal Protection: Integrated thermal shutdown feature protects the device from overheating, ensuring long-term reliability.
  • Short Circuit Protection: The device includes short-circuit protection, safeguarding it and the connected load from damage due to excessive current conditions.

Applications

The L4940D2T85-TR is versatile and can be used in various applications where stable voltage is critical. It is particularly useful in:

  • Automotive electronics
  • Industrial control systems
  • Embedded systems
  • Power supplies for microprocessor systems
  • Consumer electronics

Quality and Reliability

STMicroelectronics is known for its commitment to quality, and the L4940D2T85-TR voltage regulator is no exception. It is manufactured to high standards, ensuring both performance and durability for professional and consumer applications. The device's robustness is backed by STMicroelectronics' reputation for producing reliable semiconductor products.

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