Richtek Tariff Inquiry

RT9055-CFWSC

RT9055-CFWSC Description

The RT9055-CFWSC is a high-performance linear voltage regulator designed by Richtek USA Inc., offering dual fixed output voltages of 1.2V and 1.5V. This device is ideal for applications requiring stable and efficient power management. With a maximum input voltage of 5.5V and a current output capability of 300mA per regulator, the RT9055-CFWSC ensures reliable performance in various electronic systems. The regulator is designed with a dropout voltage of 0.55V at 300mA for the 1.2V output and 0.4V at 300mA for the 1.5V output, making it highly efficient even under low input-to-output voltage conditions. The quiescent current of 58 µA further enhances its efficiency, making it suitable for low-power applications.

RT9055-CFWSC Features

• Dual Fixed Output Voltages: Provides 1.2V and 1.5V outputs, catering to diverse power requirements.
• High Efficiency: Low dropout voltages of 0.55V and 0.4V at 300mA ensure high efficiency.
• Low Quiescent Current: 58 µA Iq minimizes power consumption in standby mode.
• Enable Control Feature: Allows dynamic control of the regulator’s operation.
• Protection Features: Over-current, over-temperature, and short-circuit protections ensure robustness and reliability.
• Wide Input Voltage Range: Supports up to 5.5V, making it versatile for various power sources.
• High PSRR: 70dB to 38dB across a frequency range of 100Hz to 300kHz, ensuring excellent noise rejection.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards.
• Packaging: Available in a surface-mount 6WLCSP package, suitable for compact designs.

RT9055-CFWSC Applications

The RT9055-CFWSC is well-suited for a variety of applications where stable and efficient power regulation is crucial. Its dual fixed output voltages and low dropout characteristics make it ideal for:

• Consumer Electronics: Powering sensitive components in smartphones, tablets, and other portable devices.
• Communication Systems: Ensuring stable power supply in routers, modems, and other network equipment.
• Industrial Control: Providing reliable power to microcontrollers and sensors in industrial environments.
• Automotive Electronics: Suitable for in-vehicle infotainment systems and electronic control units.
• Medical Devices: Ensuring precise power regulation in medical monitoring and diagnostic equipment.

Conclusion of RT9055-CFWSC

The RT9055-CFWSC from Richtek USA Inc. stands out as a reliable and efficient solution for dual fixed voltage regulation. Its low dropout voltages, low quiescent current, and comprehensive protection features make it a superior choice over similar models. With its wide input voltage range, high PSRR, and compact surface-mount package, the RT9055-CFWSC is well-suited for a broad range of applications, from consumer electronics to industrial and automotive systems. Its compliance with environmental and regulatory standards further enhances its appeal. For engineers and designers seeking a robust and efficient power management solution, the RT9055-CFWSC is an excellent choice.