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BA178M05T

BA178M05T Description

The BA178M05T is a linear voltage regulator designed by ROHM Semiconductor, offering a fixed output voltage of 5V and a maximum output current of 500mA. This regulator is housed in a Through Hole TO220FP package, making it suitable for a variety of applications requiring a robust and reliable power supply solution. The BA178M05T features a maximum input voltage of 25V and a dropout voltage of 2V at 500mA, ensuring efficient operation even under varying input conditions. With a quiescent current of 4.5mA and a supply current of 6mA, this regulator is optimized for low power consumption. The BA178M05T also boasts a high power supply rejection ratio (PSRR) of 78dB at 120Hz, which helps in maintaining a stable output voltage under noisy input conditions.

BA178M05T Features

• Fixed Output Voltage: The BA178M05T provides a stable 5V output, ideal for applications requiring a precise and consistent power supply.
• High Output Current: With a maximum output current of 500mA, this regulator can efficiently power a wide range of electronic devices and circuits.
• Low Dropout Voltage: The 2V dropout voltage at 500mA ensures that the regulator remains efficient even when the input voltage is close to the output voltage.
• Low Quiescent Current: The 4.5mA quiescent current minimizes power loss, making the BA178M05T suitable for battery-operated and low-power applications.
• High PSRR: The 78dB PSRR at 120Hz helps in filtering out noise from the input power supply, ensuring a clean and stable output voltage.
• Through Hole Mounting: The TO220FP package is designed for through-hole mounting, providing mechanical stability and ease of installation in various PCB designs.
• Compliance and Reliability: The BA178M05T is REACH unaffected and ROHS3 compliant, ensuring environmental safety and reliability in industrial applications.

BA178M05T Applications

The BA178M05T is ideal for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering small electronic devices such as portable audio players, digital cameras, and handheld gaming consoles.
• Industrial Equipment: Suitable for low-power industrial applications where a reliable and stable power supply is crucial.
• Automotive Electronics: Can be used in automotive applications where a fixed 5V supply is needed for various electronic components.
• Medical Devices: Provides a stable power supply for medical equipment that requires precise voltage regulation.
• Telecommunications: Useful in low-power telecommunication devices where a consistent power supply is essential for reliable operation.

Conclusion of BA178M05T

The BA178M05T from ROHM Semiconductor is a versatile and reliable linear voltage regulator, offering a fixed 5V output with a maximum current of 500mA. Its low dropout voltage, high PSRR, and low quiescent current make it an excellent choice for applications requiring efficient power management and stable voltage regulation. The through-hole TO220FP package ensures mechanical stability and ease of integration into various electronic designs. While the BA178M05T is not recommended for new designs, it remains a robust solution for existing applications where its unique features and performance benefits are highly valued.