Richtek

RT9164A-33GL

RT9164A-33GL Description

The RT9164A-33GL is a linear regulator IC designed by Richtek USA Inc., a leading manufacturer in the power management industry. This device is part of the Power Management IC (PMIC) category and offers a fixed output voltage of 3.3V with a maximum output current of 1A. It is housed in a TO252-3 package, making it suitable for surface mount applications. The RT9164A-33GL is designed to operate with an input voltage range up to 14V and features a dropout voltage of 1.4V at 1A, ensuring efficient power conversion even at high load conditions.

RT9164A-33GL Features

• Fixed Output Voltage: The RT9164A-33GL provides a stable 3.3V output, ideal for applications requiring a consistent power supply.
• High Input Voltage Range: With a maximum input voltage of 14V, this regulator can accommodate a wide range of input sources, enhancing its versatility.
• Low Dropout Voltage: The 1.4V dropout voltage at 1A ensures high efficiency, especially in low-voltage applications, reducing power loss and improving overall system performance.
• Over Current and Over Temperature Protection: These protection features safeguard the device and connected circuits from damage due to excessive current or temperature, enhancing reliability and longevity.
• High PSRR: The 72dB Power Supply Rejection Ratio at 120Hz ensures excellent noise filtering, making it suitable for sensitive analog applications.
• Low Quiescent Current: The 10mA quiescent current minimizes power consumption during standby, contributing to energy efficiency.
• RoHS3 Compliance and REACH Unaffected: The RT9164A-33GL meets stringent environmental regulations, ensuring it is safe for use in various industries.
• Moisture Sensitivity Level 3: The device is rated for 168 hours of moisture resistance, making it suitable for applications in humid environments.

RT9164A-33GL Applications

The RT9164A-33GL is well-suited for a variety of applications where a stable, low-noise power supply is required. Its 3.3V output and 1A current capability make it ideal for:

• Embedded Systems: Providing power to microcontrollers, sensors, and other low-power devices.
• Consumer Electronics: Used in devices such as smartphones, tablets, and portable media players.
• Industrial Equipment: Powering control boards, PLCs, and other industrial automation components.
• Medical Devices: Ensuring reliable power supply for critical medical equipment.
• Telecommunications: Supplying power to routers, switches, and other networking equipment.

Conclusion of RT9164A-33GL

The RT9164A-33GL is a robust and efficient linear regulator designed to meet the demands of modern power management applications. Its combination of a fixed 3.3V output, high input voltage range, and low dropout voltage makes it a versatile solution for a wide range of electronic devices. The inclusion of over current and over temperature protection features enhances its reliability, while its low quiescent current and high PSRR ensure energy efficiency and low noise performance. Although the RT9164A-33GL is now obsolete, it remains a reliable choice for applications requiring a stable and efficient power supply.