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RT9081A-1BGQZA(2)

RT9081A-1BGQZA(2) Description

The RT9081A-1BGQZA(2) is a high-performance linear voltage regulator designed by Richtek USA Inc., a leading manufacturer in the field of power management integrated circuits. This regulator is specifically engineered to provide a fixed output voltage of 1.25V with a maximum input voltage of 5.5V. It is capable of delivering a continuous output current of up to 500mA, making it suitable for a wide range of applications that require stable and efficient power supply solutions.

The RT9081A-1BGQZA(2) features a low dropout voltage of 0.25V at 500mA, which is a significant advantage in applications where the input voltage is close to the output voltage. This low dropout voltage ensures high efficiency and minimal power dissipation, which is crucial for battery-operated devices and systems that need to maximize power usage.

RT9081A-1BGQZA(2) Features

• Output Type: Fixed
• Voltage - Input (Max): 5.5V
• Current - Output: 500mA
• Number of Regulators: 1
• Output Configuration: Positive
• Voltage - Output (Min/Fixed): 1.25V
• Voltage Dropout (Max): 0.25V @ 500mA
• Current - Quiescent (Iq): 110 µA
• PSRR: 80dB (1kHz)
• Control Features: Enable
• Protection Features: Current Limit, Thermal Shutdown, UVLO
• Package: Tape & Reel (TR)
• Mounting Type: Surface Mount
• Moisture Sensitivity Level (MSL): 3 (168 Hours)
• Product Status: Active
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001

The RT9081A-1BGQZA(2) offers several unique features that set it apart from similar models. Its low quiescent current of 110 µA ensures minimal power consumption during standby, making it ideal for low-power applications. The regulator also provides excellent power supply rejection ratio (PSRR) of 80dB at 1kHz, which helps in maintaining a stable output voltage even in the presence of input voltage fluctuations.

RT9081A-1BGQZA(2) Applications

The RT9081A-1BGQZA(2) is well-suited for a variety of applications, including:

• Portable Devices: Due to its low dropout voltage and high efficiency, it is ideal for battery-operated devices such as smartphones, tablets, and wearable technology.
• Consumer Electronics: It can be used in various consumer electronics that require stable power supply, such as digital cameras, media players, and gaming consoles.
• Industrial Applications: The regulator’s robust protection features and compliance with industry standards make it suitable for industrial equipment and systems that need reliable power management.
• Communication Systems: It can be employed in communication devices and infrastructure where stable power supply is critical for performance.

Conclusion of RT9081A-1BGQZA(2)

The RT9081A-1BGQZA(2) from Richtek USA Inc. is a versatile and high-performance linear voltage regulator that offers a fixed output voltage of 1.25V and a maximum input voltage of 5.5V. Its low dropout voltage, low quiescent current, and excellent PSRR make it an ideal choice for a wide range of applications, particularly in portable and low-power devices. The regulator’s comprehensive protection features and compliance with industry standards ensure reliability and ease of use. Whether in consumer electronics, industrial systems, or communication devices, the RT9081A-1BGQZA(2) provides a stable and efficient power supply solution that meets the demands of modern electronic applications.