Richtek

RT9198-33GBR

RT9198-33GBR Description

The RT9198-33GBR is a high-performance linear voltage regulator designed by Richtek USA Inc., offering a fixed output voltage of 3.3V and a maximum output current of 300mA. This regulator is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. It features a low dropout voltage of 0.33V at 300mA, ensuring efficient operation even at low input voltages. The regulator is designed to operate with an input voltage range of up to 5.5V, providing flexibility in power supply design. With a quiescent current of only 130 µA, the RT9198-33GBR is highly energy-efficient, making it suitable for battery-powered and low-power applications.

RT9198-33GBR Features

• Fixed Output Voltage: 3.3V, ensuring stable power supply for various electronic components.
• High Efficiency: Low dropout voltage of 0.33V at 300mA maximizes power conversion efficiency.
• Low Quiescent Current: 130 µA, which is ideal for low-power and battery-operated devices.
• Excellent PSRR: 60dB to 30dB across the frequency range of 100Hz to 10kHz, providing superior noise suppression.
• Protection Features: Over-current and over-temperature protection ensure robustness and reliability.
• Compliance and Packaging: REACH unaffected, RoHS3 compliant, and available in tape & reel packaging for handling easy and assembly.
• Mounting Type: Surface mount, suitable for automated manufacturing processes.

RT9198-33GBR Applications

The RT9198-33GBR is well-suited for a variety of applications where a stable and efficient power supply is required. Its compact size and low dropout voltage make it particularly useful in portable devices, such as smartphones, tablets, and wearable technology. The regulator's low quiescent current and high PSRR also make it ideal for sensitive analog circuits and low-power microcontroller applications. Additionally, its robust protection features ensure reliable operation in industrial and automotive environments.

Conclusion of RT9198-33GBR

The RT9198-33GBR from Richtek USA Inc. stands out as a reliable and efficient linear voltage regulator, offering a perfect balance of performance and compact design. Its low dropout voltage, low quiescent current, and excellent PSRR make it a superior choice for applications requiring high efficiency and low noise. The inclusion of over-current and over-temperature protection further enhances its reliability, making it a versatile solution for a wide range of electronic devices. Whether powering sensitive analog circuits or providing stable voltage in portable devices, the RT9198-33GBR delivers outstanding performance and value.