Texas Instruments

TL1963A-25DCQT  

Linear & Switching Voltage Regulators

TL1963A-25DCQT Description

The TL1963A-25DCQT is a linear voltage regulator designed by Texas Instruments. This IC offers a fixed output voltage of 2.5V and is capable of delivering up to 1.5A of current. It features a maximum input voltage of 20V and operates with a dropout voltage of 0.55V at full load. The regulator is housed in a surface-mount SOT223-6 package, making it suitable for compact and efficient power supply designs. Despite being marked as obsolete, the TL1963A-25DCQT remains a reliable choice for applications requiring a stable and efficient power supply.

TL1963A-25DCQT Features

• Fixed Output Voltage: The TL1963A-25DCQT provides a stable output voltage of 2.5V, ensuring consistent power delivery to connected devices.
• High Current Capability: With a maximum output current of 1.5A, this regulator can support demanding applications that require significant power.
• Low Dropout Voltage: The maximum dropout voltage of 0.55V at 1.5A ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Enable Control Feature: The regulator includes an enable pin, allowing for dynamic control of the output voltage, which can be useful for power-saving modes or controlled startup sequences.
• Protection Features: Over-temperature and reverse polarity protection ensure the regulator's longevity and reliability in various operating conditions.
• Low Quiescent Current: A quiescent current of only 1mA minimizes power consumption during standby or low-load conditions.
• High PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 63dB at 120Hz, effectively filtering out noise from the input power supply.
• Compliance and Packaging: The TL1963A-25DCQT is REACH unaffected and RoHS3 compliant, making it suitable for environmentally conscious designs. It is also available in a tape and reel package, facilitating automated assembly processes.

TL1963A-25DCQT Applications

The TL1963A-25DCQT is ideal for a variety of applications where a stable and efficient power supply is required. Its fixed 2.5V output and high current capability make it suitable for powering microcontrollers, sensors, and other low-voltage electronics. The low dropout voltage and high PSRR ensure minimal power loss and noise, making it a preferred choice for applications sensitive to power supply quality. The enable control feature and low quiescent current also make it suitable for battery-powered devices and systems that require power-saving modes.

Conclusion of TL1963A-25DCQT

The TL1963A-25DCQT from Texas Instruments is a robust linear voltage regulator that offers a fixed 2.5V output with a maximum current of 1.5A. Its low dropout voltage and high PSRR make it an efficient and reliable choice for a wide range of applications. Despite being marked as obsolete, its technical specifications and features continue to make it a viable option for engineers seeking a stable and efficient power supply solution. The inclusion of enable control and protection features further enhances its versatility and reliability. For applications requiring a compact, efficient, and reliable power supply, the TL1963A-25DCQT remains a strong contender.

TL1963A-25DCQT Documents

Download datasheets and manufacturer documentation for TL1963A-25DCQT

PCN Assembly/Origin :

Assembly/Test Site Add 18/Nov/2011      

Datasheets :

TL1963A-xx      

PCN Obsolescence/ EOL :

Mult Dev obs 13/Oct/2022      

HTML Datasheet :

TL1963A-xx      

PCN Design/Specification :

Die Attach Update RevB1 18/Apr/2017       Die Attach Rev B 1/Mar/2017