Sharp Microelectronics

PQ12RA11J00H

PQ12RA11J00H Description

The PQ12RA11J00H is a linear voltage regulator designed by Sharp Microelectronics, offering a fixed output voltage of 12V and a maximum output current of 1A. This regulator is housed in a TO220-4 package, which is suitable for through-hole mounting. It is designed to operate with a maximum input voltage of 35V, making it versatile for a wide range of applications. The regulator features a quiescent current of only 8 mA, ensuring high efficiency and low power consumption even under no-load conditions. With a Power Supply Rejection Ratio (PSRR) of 55dB at 120Hz, the PQ12RA11J00H provides excellent noise filtering capabilities, ensuring stable and clean output voltage.

PQ12RA11J00H Features

• Fixed Output Voltage: The PQ12RA11J00H provides a stable 12V output, ideal for applications requiring a consistent power supply.
• High Input Voltage Range: With a maximum input voltage of 35V, this regulator can handle a wide range of input voltages, making it suitable for various power supply designs.
• Low Quiescent Current: The 8 mA quiescent current ensures minimal power consumption during idle periods, enhancing overall system efficiency.
• High PSRR: The 55dB PSRR at 120Hz ensures that the regulator can effectively filter out noise from the power supply, resulting in a clean and stable output voltage.
• Enable Control Feature: The regulator includes an enable feature, allowing for precise control over the power supply, which can be particularly useful in applications requiring dynamic power management.
• Protection Features: Over-current and over-temperature protection features safeguard the regulator and connected components from damage, ensuring reliable operation under varying conditions.
• Through-Hole Mounting: The through-hole mounting type ensures robust mechanical stability and ease of integration into printed circuit boards (PCBs).
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the PQ12RA11J00H is suitable for storage and handling in various environmental conditions without the need for special precautions.

PQ12RA11J00H Applications

The PQ12RA11J00H is well-suited for applications requiring a stable and reliable 12V power supply. Its high input voltage range and low quiescent current make it ideal for:

• Power Supply Units: Providing a stable 12V output for various electronic devices and systems.
• Industrial Equipment: Ensuring reliable operation in industrial settings where high input voltage ranges and robust protection features are necessary.
• Telecommunications: Supplying power to communication equipment that requires a stable and clean power source.
• Automotive Electronics: Suitable for automotive applications due to its ability to handle a wide range of input voltages and its robust protection features.
• Consumer Electronics: Ideal for powering consumer devices that require a stable 12V supply, such as audio amplifiers and other peripherals.

Conclusion of PQ12RA11J00H

The PQ12RA11J00H from Sharp Microelectronics is a robust and versatile linear voltage regulator designed to meet the demands of various applications requiring a stable 12V power supply. Its low quiescent current, high PSRR, and comprehensive protection features make it an excellent choice for ensuring reliable and efficient power management. While the product is now obsolete, its unique features and performance benefits continue to make it a valuable component in legacy systems and applications where its specific capabilities are required.