Microsemi

LX8117-00CST

LX8117-00CST Description

The LX8117-00CST is a linear positive adjustable regulator designed by Microsemi Corporation, a leading manufacturer in the field of power management integrated circuits (PMICs). This regulator offers a wide range of technical specifications that make it suitable for various applications requiring precise voltage regulation. The device features an adjustable output voltage ranging from 1.25V to 13.85V, with a maximum input voltage of 15V. It is capable of delivering up to 800mA of output current, making it ideal for applications that demand high current output while maintaining a compact form factor.

The regulator is housed in a surface-mount SOT223 package, which is known for its thermal efficiency and space-saving design. This package type is particularly beneficial for applications where board space is limited. The LX8117-00CST operates within an extended temperature range of 0°C to 125°C, ensuring reliable performance in various environmental conditions. Additionally, it has a low dropout voltage of 1.2V at 800mA, which enhances its efficiency and makes it suitable for low-voltage applications.

LX8117-00CST Features

• Adjustable Output Voltage: The LX8117-00CST provides an adjustable output voltage from 1.25V to 13.85V, offering flexibility to meet specific application requirements.
• High Current Capability: With a maximum output current of 800mA, this regulator can support high-current applications, making it suitable for a wide range of electronic devices.
• Low Dropout Voltage: The regulator features a low dropout voltage of 1.2V at 800mA, ensuring high efficiency and reduced power dissipation, especially in low-voltage applications.
• Thermal Efficiency: The SOT223 package offers excellent thermal performance, which is crucial for maintaining stability and reliability in high-current applications.
• Protection Features: The LX8117-00CST includes over-current and short-circuit protection, safeguarding the device and connected components from potential damage.
• Wide Operating Temperature Range: The regulator operates reliably within a temperature range of 0°C to 125°C, making it suitable for industrial and automotive applications.
• High PSRR: The device boasts a high power supply rejection ratio (PSRR) of 75dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Low Quiescent Current: With a quiescent current of only 10mA, the LX8117-00CST is energy-efficient and suitable for battery-powered applications.

LX8117-00CST Applications

The LX8117-00CST is well-suited for a variety of applications that require precise voltage regulation and high current output. Some specific use cases include:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and digital cameras, where compact size and high efficiency are critical.
• Industrial Equipment: Suitable for industrial control systems, where reliable power management and thermal efficiency are essential.
• Automotive Applications: The extended temperature range and robust protection features make this regulator suitable for automotive electronics, including infotainment systems and engine control units.
• Telecommunications: The regulator can be used in base stations and other telecommunication equipment that require stable power supply and high current output-.
  Medical Devices: The LX8117-00CST can be employed in medical equipment such as diagnostic tools and monitoring devices, where precise voltage regulation is crucial for accurate performance.

Conclusion of LX8117-00CST

The LX8117-00CST is a versatile linear regulator that offers a combination of high current capability, adjustable output voltage, and low dropout voltage, making it an excellent choice for a wide range of applications. Its compact SOT223 package and high thermal efficiency ensure that it can be easily integrated into space-constrained designs without compromising performance. The inclusion of over-current and short-circuit protection features further enhances its reliability and robustness. Despite being marked as obsolete, the LX8117-00CST remains a valuable component for designers seeking a reliable and efficient power management solution.