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TS78L12CT A3G

TS78L12CT A3G Description

The TS78L12CT A3G is a linear regulator IC designed by Taiwan Semiconductor Corporation, offering a fixed output voltage of 12V and a maximum output current of 100mA. This regulator is housed in a Through Hole TO92 package, making it suitable for a variety of applications requiring a stable power supply. Despite its obsolescence status, the TS78L12CT A3G remains a reliable choice for power management, especially in environments where a fixed 12V output is required. The regulator features a maximum input voltage of 35V and a dropout voltage of 1.7V at 100mA, ensuring efficient operation even at lower input voltages.

TS78L12CT A3G Features

• Fixed Output Voltage: The TS78L12CT A3G provides a stable 12V output, making it ideal for applications requiring a consistent power supply.
• High Input Voltage Range: With a maximum input voltage of 35V, this regulator can handle a wide range of input voltages, enhancing its versatility.
• Low Dropout Voltage: The dropout voltage of 1.7V at 100mA ensures efficient operation, particularly useful in applications where the input voltage may be close to the output voltage.
• Current Limiting and Over-Temperature Protection: These protection features safeguard the regulator and connected circuits from damage due to overcurrent and overheating.
• Low Quiescent Current: The quiescent current of 6.5mA minimizes power consumption, making the TS78L12CT A3G suitable for low-power applications.
• High Power Supply Rejection Ratio (PSRR): With a PSRR of 42dB at 120Hz, the regulator effectively filters out noise from the power supply, ensuring clean output voltage.
• Compliance and Packaging: The TS78L12CT A3G is REACH unaffected and RoHS3 compliant, meeting environmental and safety standards. It is packaged in Tape & Box (TB), facilitating easy handling and storage.

TS78L12CT A3G Applications

The TS78L12CT A3G is well-suited for a variety of applications that require a stable 12V power supply. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as radios, small appliances, and portable electronics that require a stable 12V supply.
• Automotive: Suitable for automotive applications where a reliable 12V power source is needed, such as in dashboard electronics and auxiliary power circuits.
• Telecommunications: Can be used in telecom equipment that requires a stable power supply for components like modems and routers.
• Industrial Control Systems: Provides a stable power source for control systems, sensors, and actuators in industrial environments.
• Medical Devices: Ensures a reliable power supply for medical equipment that operates on a 12V supply, contributing to the safety and accuracy of these devices.

Conclusion of TS78L12CT A3G

The TS78L12CT A3G, despite being obsolete, remains a robust choice for applications requiring a stable 12V power supply. Its low dropout voltage, high PSRR, and protection features make it a reliable and efficient regulator. The Through Hole TO92 package and compliance with environmental standards further enhance its appeal. While newer models may offer additional features, the TS78L12CT A3G continues to serve well in applications where its specifications are well-suited, ensuring stable and efficient power management.