onsemi

KA378R12CTU

KA378R12CTU Description

The KA378R12CTU is a linear regulator IC designed for power management applications, manufactured by onsemi. This device is part of the KA378 series and features a fixed output voltage of 12V and a maximum output current of 3A. It is housed in a TO220F-4L package, making it suitable for through-hole mounting. The KA378R12CTU is designed to operate with an input voltage range up to 35V and offers a low dropout voltage of 0.5V at full load, ensuring high efficiency even under varying input conditions.

KA378R12CTU Features

• Output Type: Fixed, providing a stable 12V output voltage.
• Input Voltage Range: Up to 35V, allowing for a wide range of input sources.
• Output Current: Capable of delivering up to 3A, suitable for high-current applications.
• Low Dropout Voltage: 0.5V at 3A, ensuring efficient operation even with low input-to-output voltage differentials.
• Protection Features: Over-current, over-temperature, over-voltage, and short-circuit protection, enhancing reliability and safety.
• Quiescent Current: 10 mA, contributing to low power consumption in standby mode.
• Mounting Type: Through-hole, providing robust mechanical stability and ease of integration into PCB designs.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), indicating high resistance to moisture and suitable for various environmental conditions.
• Package Type: Tube, ensuring safe handling and storage.

KA378R12CTU Applications

The KA378R12CTU is ideal for a variety of applications where a stable and reliable power supply is required. Its high output current and fixed voltage make it suitable for:

• Industrial Equipment: Providing stable power to control systems, sensors, and actuators.
• Telecommunications: Supplying power to base stations, repeaters, and other communication infrastructure.
• Automotive Electronics: Powering electronic control units (ECUs) and other automotive components.
• Consumer Electronics: Used in power supplies for home appliances and other consumer devices.
• Medical Devices: Ensuring reliable power for critical medical equipment.

Conclusion of KA378R12CTU

The KA378R12CTU is a robust and versatile linear regulator IC, offering a fixed 12V output and a maximum current of 3A. Its low dropout voltage and comprehensive protection features make it a reliable choice for a wide range of applications. Despite being marked as obsolete, the KA378R12CTU remains a valuable component for engineers and designers seeking a stable power solution. Its compatibility with through-hole mounting and tube packaging ensures ease of integration and handling. For those looking for a reliable and efficient power management solution, the KA378R12CTU is an excellent choice.