Texas Instruments

TL1963A-25DCYR  

Linear & Switching Voltage Regulators

TL1963A-25DCYR Description

The TL1963A-25DCYR is a linear voltage regulator IC from Texas Instruments, designed to provide a fixed output voltage of 2.5V with a maximum output current of 1.5A. This device is housed in a SOT223-4 package, making it suitable for surface mount applications. Despite being classified as obsolete, it remains a popular choice in certain applications due to its unique features and performance benefits.

TL1963A-25DCYR Features

• Fixed Output Voltage: The TL1963A-25DCYR provides a stable 2.5V output, making it ideal for applications requiring a fixed voltage reference.
• High Output Current: With a maximum output current of 1.5A, this regulator can handle demanding power requirements.
• Single Regulator: This IC features a single output regulator, simplifying design and reducing component count.
• Positive Output Configuration: The positive output configuration is suitable for a wide range of applications, including power supplies and voltage conversion.
• Low Dropout Voltage: The maximum dropout voltage of 0.55V at 1.5A ensures efficient operation even with low input voltages.
• Enable Control: The enable control feature allows for easy integration into systems that require dynamic power management.
• Over Temperature and Reverse Polarity Protection: These protection features help safeguard the device and connected components from damage.
• RoHS Compliance: The TL1963A-25DCYR is compliant with RoHS3 standards, making it suitable for environmentally conscious designs.

TL1963A-25DCYR Applications

The TL1963A-25DCYR is ideal for applications where a stable and reliable voltage reference is required. Some specific use cases include:

• Portable Electronics: Due to its low quiescent current and fixed output voltage, it is suitable for battery-powered devices.
• Industrial Equipment: The over temperature and reverse polarity protection make it a reliable choice for industrial applications where power stability is crucial.
• Telecommunications: In telecommunications equipment, a stable voltage reference is essential for maintaining signal integrity.

Conclusion of TL1963A-25DCYR

While the TL1963A-25DCYR is now considered obsolete, its combination of high output current, fixed output voltage, and robust protection features make it a valuable component in certain applications. Its ability to provide a stable 2.5V output with a maximum current of 1.5A, along with its protection features and RoHS compliance, make it a reliable choice for designers looking for a linear voltage regulator in applications where these specifications are critical. Despite its obsolescence, the TL1963A-25DCYR continues to find a place in designs where its unique combination of features is unmatched by newer models.

TL1963A-25DCYR Documents

Download datasheets and manufacturer documentation for TL1963A-25DCYR

Datasheets :

TL1963A-xx      

PCN Obsolescence/ EOL :

Mult Dev obs 13/Oct/2022      

HTML Datasheet :

TL1963A-xx