Richtek

RT9198-33GY

RT9198-33GY Description

The RT9198-33GY is a high-performance linear voltage regulator designed by Richtek USA Inc. It offers a fixed output voltage of 3.3V and can deliver a maximum output current of 300mA. This regulator is optimized for low dropout voltage operation, with a maximum dropout voltage of 0.33V at 300mA, making it suitable for applications where input voltage is close to the desired output voltage. The regulator features a quiescent current of only 130 µA, ensuring high efficiency and minimal power loss in standby mode.

The RT9198-33GY is housed in a compact SC82 package, ideal for space-constrained designs. It supports surface mount technology, facilitating easy integration into modern PCB layouts. The regulator includes essential protection features such as over-current and over-temperature protection, ensuring reliable operation under various conditions. Additionally, it complies with RoHS3 and REACH standards, making it environmentally friendly and suitable for global markets.

RT9198-33GY Features

• Fixed Output Voltage: Provides a stable 3.3V output, ideal for powering sensitive electronics and microcontrollers.
• Low Dropout Voltage: With a maximum dropout voltage of 0.33V at 300mA, it ensures efficient operation even with low input-to-output voltage differentials.
• Low Quiescent Current: Consumes only 130 µA in quiescent mode, minimizing power consumption and extending battery life in portable devices.
• High PSRR: Offers a power supply rejection ratio of 60dB to 30dB across the frequency range of 100Hz to 10kHz, ensuring clean output voltage and reduced noise.
• Protection Features: Over-current and over-temperature protection safeguard the regulator and connected devices from damage.
• Compliance: RoHS3 and REACH compliant, ensuring environmental safety and regulatory adherence.
• Packaging: Available in a compact SC82 package with surface mount technology, suitable for high-density PCB designs.

RT9198-33GY Applications

The RT9198-33GY is well-suited for a variety of applications requiring a stable and efficient power supply. Its low dropout voltage and high PSRR make it ideal for battery-powered devices where input voltage may vary significantly. Some specific use cases include:

• Portable Electronics: Ideal for powering smartphones, tablets, and other portable devices where battery life and efficiency are critical.
• Microcontroller Power Supplies: Provides a stable 3.3V supply for microcontrollers and other low-power embedded systems.
• IoT Devices: Suitable for Internet of Things (IoT) devices that require a reliable power source with minimal power consumption.
• Medical Devices: Its compact size and high reliability make it suitable for medical devices where space and performance are crucial.
• Industrial Control Systems: Can be used in various industrial applications requiring a stable and efficient power supply.

Conclusion of RT9198-33GY

The RT9198-33GY from Richtek USA Inc. stands out as a reliable and efficient linear voltage regulator. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for a wide range of applications, particularly in portable and space-constrained designs. The inclusion of over-current and over-temperature protection ensures robustness and reliability. With its compact SC82 package and surface mount technology, the RT9198-33GY is easy to integrate into modern electronic systems. Its compliance with RoHS3 and REACH standards further enhances its appeal for environmentally conscious designers. Overall, the RT9198-33GY offers a compelling combination of performance, efficiency, and reliability, making it a top choice for engineers and designers in the electronics industry.