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PQ20RX05

PQ20RX05 Description

The PQ20RX05 is a linear positive adjustable voltage regulator designed by Sharp Microelectronics for applications requiring a reliable and efficient power management solution. This regulator features an adjustable output voltage ranging from 3V to 20V, making it highly versatile for various electronic systems. It can handle a maximum input voltage of 24V and provides a stable output current of up to 500mA. The regulator is housed in a through-hole TO220-5 package, which ensures robust mechanical stability and excellent heat dissipation.

PQ20RX05 Features

• Adjustable Output Voltage: The PQ20RX05 offers an adjustable output voltage range from 3V to 20V, providing flexibility to meet diverse power supply requirements.
• High Input Voltage Capability: With a maximum input voltage of 24V, this regulator can operate effectively in a wide range of input conditions.
• Low Dropout Voltage: The maximum dropout voltage of 0.5V at 300mA ensures high efficiency, especially in low-voltage applications.
• Low Quiescent Current: A quiescent current of only 8mA minimizes power consumption during standby, enhancing overall system efficiency.
• High PSRR: The Power Supply Rejection Ratio (PSRR) of 45dB at 120Hz helps in maintaining a stable output voltage, even with varying input conditions.
• Protection Features: The PQ20RX05 includes over-current and over-temperature protection, safeguarding the regulator and connected components from damage.
• Enable Control Feature: The enable control feature allows for easy control of the regulator’s operation, providing additional flexibility in system design.
• Moisture Sensitivity Level: MSL 1 (Unlimited) ensures the component is suitable for a wide range of environmental conditions without additional moisture protection.

PQ20RX05 Applications

The PQ20RX05 is ideal for a variety of applications where a stable and adjustable power supply is required. Its adjustable output voltage and robust protection features make it suitable for:

• Consumer Electronics: Ideal for powering devices such as portable audio players, digital cameras, and other consumer electronics that require a stable and adjustable power supply.
• Industrial Equipment: Suitable for industrial applications where a reliable power source is crucial, such as in control systems, sensors, and instrumentation.
• Telecommunications: Can be used in telecom equipment for powering various modules and components that require a stable voltage supply.
• Automotive Systems: Applicable in automotive electronics for powering infotainment systems, control units, and other onboard electronics.

Conclusion of PQ20RX05

The PQ20RX05 from Sharp Microelectronics is a versatile and reliable linear voltage regulator designed to meet the demands of modern electronic systems. Its adjustable output voltage, low dropout voltage, and comprehensive protection features make it an excellent choice for a wide range of applications. Despite being marked as obsolete, the PQ20RX05 remains a valuable component for engineers and designers seeking a robust and efficient power management solution.