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RT9078-28GQZ

RT9078-28GQZ Description

The RT9078-28GQZ is a fixed output voltage low dropout linear regulator (LDO) designed by Richtek USA Inc., a leading manufacturer in the power management integrated circuit (PMIC) sector. This device is engineered to deliver a stable 2.8V output voltage with a maximum input voltage of 5.5V, making it suitable for a wide range of applications requiring precise voltage regulation. The regulator is capable of providing up to 300mA of output current while maintaining a low dropout voltage of 0.23V at full load, ensuring high efficiency and minimal power loss.

The RT9078-28GQZ features a low quiescent current of just 4 µA, which is crucial for applications where power consumption needs to be minimized. It also includes essential control features such as current limit and enable functions, as well as robust protection mechanisms like over-current and over-temperature protection. These features enhance the reliability and safety of the device, making it suitable for use in various electronic systems.

RT9078-28GQZ Features

• Output Type: Fixed
• Input Voltage Range: Up to 5.5V
• Output Voltage: Fixed at 2.8V
• Output Current: Up to 300mA
• Low Dropout Voltage: 0.23V @ 300mA
• Low Quiescent Current: 4 µA
• Control Features: Current Limit, Enable
• Protection Features: Over Current, Over Temperature
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Compliance: RoHS3 Compliant, REACH Unaffected
• Moisture Sensitivity Level (MSL): 3 (168 Hours)

RT9078-28GQZ Applications

The RT9078-28GQZ is ideal for a variety of applications where low power consumption and high efficiency are critical. Some specific use cases include:

• Battery-Powered Devices: The low dropout voltage and low quiescent current make it suitable for applications where the input voltage may drop close to the output voltage, such as in portable electronics and IoT devices.
• Consumer Electronics: Its compact size and surface-mount package make it a perfect fit for space-constrained designs, such as smartphones, tablets, and wearables.
• Industrial Applications: The robust protection features and compliance with industry standards ensure reliability in harsh industrial environments, making it suitable for sensors, actuators, and other industrial control systems.

Conclusion of RT9078-28GQZ

The RT9078-28GQZ stands out in the market due to its combination of low dropout voltage, low quiescent current, and comprehensive protection features. These attributes make it a highly efficient and reliable choice for power management in a wide range of electronic devices. Its fixed output voltage and compact surface-mount package further enhance its versatility and ease of integration into various applications. For engineers and designers seeking a reliable and efficient LDO solution, the RT9078-28GQZ is an excellent option to consider.