Texas Instruments

UA78M08CDCY

UA78M08CDCY Description

The UA78M08CDCY is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 8V and a maximum output current of 500mA. This regulator is housed in a compact SOT223-4 package, making it suitable for surface-mount applications. With a maximum input voltage of 25V, the UA78M08CDCY ensures reliable operation across a wide range of input conditions. The device features a low dropout voltage of 2V at 350mA, which enhances efficiency and reduces power dissipation, making it ideal for applications where input voltage may be close to the output voltage.

UA78M08CDCY Features

• Fixed Output Voltage: The UA78M08CDCY provides a stable 8V output, ensuring consistent performance in various electronic circuits.
• High Input Voltage Range: With a maximum input voltage of 25V, this regulator can handle a wide range of input conditions, making it versatile for different power supply scenarios.
• Low Dropout Voltage: At 2V dropout at 350mA, the UA78M08CDCY minimizes power loss and improves overall system efficiency.
• Protection Features: The device includes over-current, over-temperature, and short-circuit protection, safeguarding the regulator and connected components from damage.
• High PSRR: The 80dB power supply rejection ratio at 120Hz ensures minimal noise and ripple on the output voltage, providing clean power to sensitive circuits.
• Wide Operating Temperature Range: The UA78M08CDCY operates reliably from 0°C to 125°C, making it suitable for both commercial and industrial applications.
• Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Packaging: Supplied in a tube package, the UA78M08CDCY is easy to handle and integrate into manufacturing processes.

UA78M08CDCY Applications

The UA78M08CDCY 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 devices such as smartphones, tablets, and other portable electronics that require a stable 8V supply.
• Industrial Equipment: Suitable for industrial control systems, sensors, and actuators that operate within the specified voltage and current ranges.
• Telecommunications: Can be used in base stations and other telecom equipment for providing reliable power to critical components.
• Automotive Electronics: Applicable in automotive systems where a stable power supply is essential for electronic control units (ECUs) and other automotive electronics.
• Medical Devices: Useful in medical equipment where low noise and high reliability are crucial, such as diagnostic tools and monitoring devices.

Conclusion of UA78M08CDCY

The UA78M08CDCY from Texas Instruments is a robust and efficient linear voltage regulator that stands out due to its low dropout voltage, high PSRR, and comprehensive protection features. Its compact SOT223-4 package and wide operating temperature range make it a versatile solution for a variety of applications. Whether used in consumer electronics, industrial systems, or automotive applications, the UA78M08CDCY provides reliable power with minimal noise and high efficiency. This regulator is an excellent choice for designers looking for a high-performance, stable, and compliant power management solution.