Richtek Tariff Inquiry

RT9055-JJWSC

RT9055-JJWSC Description

The RT9055-JJWSC is a high-performance linear regulator designed by Richtek USA Inc., a leading manufacturer in the power management integrated circuit (PMIC) sector. This device is specifically tailored for applications requiring stable and efficient power delivery. The RT9055-JJWSC features a fixed output voltage of 2.5V, capable of delivering up to 300mA per regulator, making it suitable for a wide range of electronic systems. With a maximum input voltage of 5.5V, this regulator ensures reliable operation within a broad input voltage range.

The RT9055-JJWSC is designed with dual regulators, each providing a positive output configuration. This dual-regulator setup enhances the flexibility and efficiency of power distribution in complex electronic circuits. The device boasts a low dropout voltage of 0.3V at 300mA, which is crucial for maintaining high efficiency even under low input-to-output voltage differentials. Additionally, the RT9055-JJWSC features a quiescent current of only 58 µA, contributing to its energy-efficient performance.

RT9055-JJWSC Features

• Output Type: Fixed
• Voltage - Input (Max): 5.5V
• Current - Output: 300mA per regulator
• Number of Regulators: 2
• Output Configuration: Positive
• Voltage - Output (Min/Fixed): 2.5V per regulator
• Voltage Dropout (Max): 0.3V @ 300mA
• Current - Quiescent (Iq): 58 µA
• PSRR: 70dB to 38dB (100Hz to 300kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature, Short Circuit
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Moisture Sensitivity Level (MSL): 3 (168 Hours)
• Compliance: ROHS3 Compliant, REACH Unaffected, ECCN: EAR99, HTSUS: 8542.39.0001

RT9055-JJWSC Applications

The RT9055-JJWSC is ideal for a variety of applications where stable power delivery and high efficiency are paramount. Its dual regulators and fixed output voltage make it suitable for powering sensitive electronic components in consumer electronics, telecommunications, and industrial control systems. The low dropout voltage and low quiescent current ensure minimal power loss and high efficiency, making it an excellent choice for battery-powered devices and portable electronics.

Specific use cases include:

• Consumer Electronics: Powering low-voltage microcontrollers, sensors, and peripherals in smartphones, tablets, and wearable devices.
• Telecommunications: Providing stable power to baseband processors and RF components in mobile communication devices.
• Industrial Control Systems: Ensuring reliable power supply to microcontrollers and sensors in automation and control systems.

Conclusion of RT9055-JJWSC

The RT9055-JJWSC stands out in the power management IC market due to its dual regulators, low dropout voltage, and low quiescent current. These features make it highly efficient and suitable for a wide range of applications. The inclusion of over current, over temperature, and short circuit protection ensures robustness and reliability in demanding environments. With its surface mount package and compliance with industry standards, the RT9055-JJWSC is a versatile and reliable choice for engineers and designers seeking a high-performance linear regulator.