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PQ20RX11J00H

PQ20RX11J00H Description

The PQ20RX11J00H is a linear positive adjustable voltage regulator designed by Sharp Microelectronics, offering a robust solution for a variety of power management applications. This regulator features a quiescent current of 8 mA and a power supply rejection ratio (PSRR) of 45 dB at 120 Hz, ensuring stable and reliable performance. With a maximum input voltage of 24V and a maximum output voltage of 20V, it is capable of delivering up to 1A of output current. The regulator is housed in a TO220-5 package and is available in a tube package type, making it suitable for through-hole mounting. It also includes enable control features and protection mechanisms against overcurrent and overtemperature, enhancing its reliability and safety.

PQ20RX11J00H Features

• Adjustable Output Voltage: The PQ20RX11J00H offers an adjustable output voltage range from 3V to 20V, providing flexibility to meet specific application requirements.
• Low Dropout Voltage: With a maximum dropout voltage of 0.5V at 500mA, this regulator ensures efficient power delivery even under low input-to-output voltage differentials.
• High PSRR: The 45 dB PSRR at 120 Hz helps in minimizing and noise ripple on the output voltage, ensuring clean power supply to sensitive circuits.
• Protection Features: Integrated overcurrent and overtemperature protection features safeguard the regulator and connected components from damage due to excessive current or temperature.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, enabling power-saving modes and precise control over the power supply.
• Through-Hole Mounting: The through-hole mounting type ensures mechanical stability and ease of integration into various circuit designs.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (unlimited), the PQ20RX11J00H is suitable for a wide range of environmental conditions without the need for special handling precautions.

PQ20RX11J00H Applications

The PQ20RX11J00H is ideal for applications requiring a stable and adjustable power supply with low noise and high efficiency. Specific use cases include:

• Consumer Electronics: Ideal for powering sensitive analog circuits in devices such as audio amplifiers, where low noise and high PSRR are crucial for maintaining signal integrity.
• Industrial Equipment: Suitable for industrial control systems and instrumentation where precise voltage regulation and protection features are necessary to ensure reliable operation.
• Telecommunications: Can be used in communication devices infrastructure and to provide stable power to critical components, ensuring consistent performance.
• Medical Devices: Applicable in medical equipment where reliable power supply and low dropout voltage are essential for uninterrupted operation.

Conclusion of PQ20RX11J00H

The PQ20RX11J00H from Sharp Microelectronics is a versatile linear voltage regulator offering adjustable output voltage, low dropout, and high PSRR, making it suitable for a wide range of applications. Its protection features and enable control enhance its reliability and flexibility. While the product is currently marked as obsolete, it remains a valuable option for applications requiring a stable and efficient power supply. For new designs, engineers may need to consider alternative models, but the PQ20RX11J00H continues to serve existing systems effectively.