Texas Instruments

TL780-12KCSE3

TL780-12KCSE3 Description

The TL780-12KCSE3 is a fixed-output linear voltage regulator designed by Texas Instruments, offering a stable 12V output at a maximum current of 1.5A. This regulator is housed in a through-hole TO220-3 package, making it suitable for a variety of industrial and consumer applications. With a maximum input voltage of 30V, the TL780-12KCSE3 ensures reliable operation across a wide range of input conditions. The device features a low dropout voltage of 2V at 1A, which enhances its efficiency and performance in power-sensitive applications.

TL780-12KCSE3 Features

• Fixed Output Voltage: The TL780-12KCSE3 provides a stable 12V output, ensuring consistent power delivery to connected devices.
• High Current Capability: With a maximum output current of 1.5A, this regulator can support demanding applications requiring significant power.
• Low Dropout Voltage: The 2V dropout voltage at 1A ensures high efficiency, making it ideal for applications where input voltage may be close to the output voltage.
• Protection Features: Over-current, over-temperature, reverse polarity, and short-circuit protections safeguard the regulator and connected devices from potential damage.
• Wide Operating Temperature Range: The TL780-12KCSE3 operates reliably from 0°C to 125°C, making it suitable for both ambient and high-temperature environments.
• High PSRR: The 85dB power supply rejection ratio at 120Hz ensures minimal noise and ripple on the output voltage, providing clean power to sensitive electronics.
• Compliance: The device is REACH unaffected and RoHS3 compliant, meeting environmental and regulatory standards.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the device is not moisture-sensitive, reducing handling and storage concerns.

TL780-12KCSE3 Applications

The TL780-12KCSE3 is well-suited for applications requiring a stable 12V power supply with high current capability. Some specific use cases include:

• Power Supplies: Ideal for industrial and consumer power supplies where a stable 12V output is required.
• Automotive Electronics: Suitable for automotive applications due to its wide operating temperature range and robust protection features.
• Telecommunications: Can be used in telecom equipment where a reliable power source is essential.
• Industrial Controls: Provides a stable power source for various industrial control systems and automation equipment.
• Consumer Electronics: Ideal for powering devices such as routers, modems, and other consumer electronics that require a 12V supply.

Conclusion of TL780-12KCSE3

The TL780-12KCSE3 is a robust and reliable linear voltage regulator that offers a stable 12V output with a maximum current of 1.5A. Its low dropout voltage, wide operating temperature range, and comprehensive protection features make it an excellent choice for a variety of applications. Despite being marked as obsolete, the TL780-12KCSE3 remains a viable option for applications where its specific attributes are required. Its compliance with environmental and regulatory standards ensures that it meets the necessary requirements for modern electronics.