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PQ090RDA1SZH

PQ090RDA1SZH Description

The PQ090RDA1SZH is a linear voltage regulator designed by Sharp Microelectronics, offering a fixed output voltage of 9V and a maximum output current of 1A. This regulator is housed in a TO220-4 package and is designed for through-hole mounting, making it suitable for a variety of electronic applications. Despite its obsolete status, the PQ090RDA1SZH remains a reliable choice for applications requiring a stable 9V supply.

PQ090RDA1SZH Features

• Output Voltage: The PQ090RDA1SZH provides a fixed output voltage of 9V, ensuring a stable power supply for connected devices.
• Output Current: Capable of delivering up to 1A of output current, this regulator can support a wide range of electronic components and circuits.
• Input Voltage Range: With a maximum input voltage of 24V, the regulator can operate efficiently within a broad input voltage range, making it versatile for various power supply configurations.
• Low Dropout Voltage: The maximum dropout voltage of 0.5V at 500mA ensures high efficiency, especially when the input voltage is close to the output voltage.
• Quiescent Current: A low quiescent current of 8mA minimizes power consumption during standby or low-load conditions.
• PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 55dB at 120Hz, effectively filtering out noise from the input power supply.
• Protection Features: Integrated over-current and over-temperature protection ensures the regulator's longevity and reliability, safeguarding against potential damage from excessive current or heat.
• Control Features: The enable feature allows for precise control over the regulator's operation, enabling or disabling the output as needed.
• Packaging: The TO220-4 package and through-hole mounting type make the PQ090RDA1SZH suitable for applications requiring robust mechanical stability and ease of installation.

PQ090RDA1SZH Applications

The PQ090RDA1SZH is ideal for a range of applications where a stable 9V supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as radios, amplifiers, and other consumer electronics that require a stable 9V supply.
• Industrial Equipment: Suitable for industrial applications where reliability and stability are paramount, such as in control systems and instrumentation.
• Telecommunications: Can be used in telecommunication equipment to provide a stable power supply for components requiring a 9V input.
• Automotive: Applicable in automotive electronics where a fixed 9V supply is needed for various subsystems.
• Medical Devices: Suitable for medical equipment that requires a stable and reliable power source, ensuring consistent performance.

Conclusion of PQ090RDA1SZH

The PQ090RDA1SZH, despite being obsolete, remains a robust and reliable linear voltage regulator. Its combination of a stable 9V output, low dropout voltage, and comprehensive protection features make it a valuable component for various electronic applications. The enable control feature adds versatility, allowing for precise control over the regulator's operation. While newer alternatives may exist, the PQ090RDA1SZH continues to offer a dependable solution for applications requiring a stable 9V supply.