Richtek

RT9078-33GQZ

RT9078-33GQZ Description

The RT9078-33GQZ is a high-performance linear regulator designed for a wide range of power management applications. Manufactured by Richtek USA Inc., this IC offers a fixed output voltage of 3.3V and a maximum output current of 300mA. It is housed in a 4ZQFN package, making it suitable for surface mount applications. The regulator is designed to operate with an input voltage range up to 5.5V and features a low dropout voltage of 0.22V at 300mA, ensuring efficient power delivery even at low input-to-output voltage differentials.

RT9078-33GQZ Features

• Output Type: Fixed
• Voltage - Input (Max): 5.5V
• Current - Output: 300mA
• Number of Regulators: 1
• Output Configuration: Positive
• Voltage - Output (Min/Fixed): 3.3V
• Voltage Dropout (Max): 0.22V @ 300mA
• Current - Quiescent (Iq): 4 µA
• PSRR (Power Supply Rejection Ratio): 75dB (1kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Moisture Sensitivity Level (MSL): 3 (168 Hours)
• Package: Tape & Reel (TR)
• Mounting Type: Surface Mount
• Product Status: Active
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001

RT9078-33GQZ Applications

The RT9078-33GQZ is ideal for applications requiring a stable and efficient power supply with minimal power loss. Its low dropout voltage and high PSRR make it suitable for battery-powered devices, portable electronics, and systems where input voltage fluctuations are common. The regulator's low quiescent current (4 µA) ensures minimal power consumption in standby mode, extending battery life.

Conclusion of RT9078-33GQZ

The RT9078-33GQZ stands out in the power management IC market due to its combination of high efficiency, low dropout voltage, and robust protection features. Its fixed 3.3V output and 300mA current capability make it an excellent choice for a variety of consumer and industrial applications. The inclusion of over-current and over-temperature protection ensures reliable operation under varying conditions. With its compact 4ZQFN package and surface mount compatibility, the RT9078-33GQZ is well-suited for modern, space-constrained designs. Its compliance with REACH and RoHS3 standards further enhances its appeal for environmentally conscious manufacturers.