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BA178M08T

BA178M08T Description

The BA178M08T is a linear regulator IC designed by ROHM Semiconductor, offering a fixed output voltage of 8V with a maximum output current of 500mA. This device is housed in a TO220FP package, making it suitable for through-hole mounting. The BA178M08T is designed to operate within an input voltage range up to 23V, providing a robust solution for various power management applications. With a dropout voltage of 2V at 500mA, this regulator ensures efficient power delivery even under varying load conditions. The device features a quiescent current of 4.5mA and a supply current of up to 6mA, contributing to its overall efficiency and low power consumption. The BA178M08T also boasts a high power supply rejection ratio (PSRR) of 69dB at 120Hz, which helps in filtering out noise from the input supply, ensuring a clean and stable output voltage. This regulator is REACH unaffected and RoHS3 compliant, adhering to stringent environmental standards. It is important to note that the BA178M08T is not recommended for new designs, but it remains a reliable choice for existing applications.

BA178M08T Features

• Fixed Output Voltage: Provides a stable 8V output, ideal for applications requiring a consistent power supply.
• High Output Current: Capable of delivering up to 500mA, making it suitable for driving moderate to high current loads.
• Wide Input Voltage Range: Operates with input voltages up to 23V, offering flexibility in power source selection.
• Low Dropout Voltage: A maximum dropout voltage of 2V at 500mA ensures efficient power conversion, even at low input-to-output voltage differentials.
• Low Quiescent Current: With a quiescent current of 4.5mA, the BA178M08T minimizes power loss during operation.
• High PSRR: A power supply rejection ratio of 69dB at 120Hz helps in maintaining a clean output voltage by filtering out noise from the input supply.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring adherence to environmental regulations.
• Through-Hole Mounting: The TO220FP package is suitable for through-hole mounting, providing a robust and reliable mechanical connection.

BA178M08T Applications

The BA178M08T is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as portable audio equipment, gaming consoles, and home appliances that require a fixed 8V supply.
• Industrial Equipment: Suitable for industrial control systems, sensors, and actuators that need a reliable power source with low noise and high efficiency.
• Telecommunications: Can be used in communication devices and infrastructure, providing a stable power supply for components such as amplifiers and microcontrollers.
• Automotive Applications: Applicable in automotive electronics where a robust and efficient power supply is crucial for reliable operation.

Conclusion of BA178M08T

The BA178M08T from ROHM Semiconductor is a high-performance linear regulator designed to meet the demands of various power management applications. Its fixed 8V output, combined with a high output current capability and low dropout voltage, makes it an efficient and reliable choice. The device's high PSRR ensures a clean output voltage, while its low quiescent current and supply current contribute to overall system efficiency. Although not recommended for new designs, the BA178M08T remains a viable option for existing systems, offering a stable and efficient power solution.