Texas Instruments

LM9076SX-3.3

LM9076SX-3.3 Description

The LM9076SX-3.3 is a linear regulator designed for high-performance power management applications. Manufactured by Texas Instruments, this regulator offers a fixed output voltage of 3.3V and can deliver up to 150mA of output current. It is designed to operate with an input voltage range up to 40V, making it suitable for a wide range of power supply requirements. The regulator features a low dropout voltage of 0.25V at 150mA, which ensures efficient operation even at low input-to-output voltage differentials. Additionally, it includes protection features such as over-temperature protection and a reset control feature, enhancing its reliability and safety in various operating conditions. The LM9076SX-3.3 is available in a surface-mount package, specifically in a Tape & Reel (TR) format, which is ideal for automated assembly processes. Despite being marked as obsolete, it remains a robust choice for applications requiring a stable and efficient power supply.

LM9076SX-3.3 Features

• Fixed Output Voltage: The LM9076SX-3.3 provides a stable 3.3V output voltage, which is essential for powering digital circuits and microcontrollers.
• High Input Voltage Range: With a maximum input voltage of 40V, this regulator can handle a wide range of input voltages, making it versatile for various power supply designs.
• Low Dropout Voltage: The maximum dropout voltage of 0.25V at 150mA ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Low Quiescent Current: The quiescent current of 45 µA minimizes power consumption during standby or low-load conditions, enhancing overall system efficiency.
• High PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 60dB at 120kHz, which helps in filtering out noise from the input power supply, ensuring a clean output voltage.
• Over-Temperature Protection: This feature safeguards the regulator and connected components from damage due to excessive temperatures, enhancing reliability and longevity.
• Reset Control Feature: The reset control feature allows for precise control over the power-up sequence and ensures proper initialization of connected devices.
• Surface-Mount Packaging: The surface-mount package format is suitable for automated assembly processes, making it ideal for high-volume production.

LM9076SX-3.3 Applications

The LM9076SX-3.3 is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Embedded Systems: Ideal for powering microcontrollers, sensors, and other low-power devices in embedded systems.
• Telecommunications: Suitable for powering communication modules and interfaces that require a stable 3.3V supply.
• Industrial Control: Can be used in industrial automation systems where reliability and efficiency are critical.
• Consumer Electronics: Applicable in devices such as routers, set-top boxes, and other consumer electronics that require a stable power source.
• Automotive Electronics: Given its robustness and protection features, it can be used in automotive applications where reliability and safety are paramount.

Conclusion of LM9076SX-3.3

The LM9076SX-3.3 from Texas Instruments is a high-performance linear regulator that offers a stable 3.3V output with a maximum current of 150mA. Its wide input voltage range, low dropout voltage, and low quiescent current make it an efficient choice for various power management applications. The inclusion of over-temperature protection and a reset control feature enhances its reliability and versatility. Despite being marked as obsolete, the LM9076SX-3.3 remains a reliable option for applications requiring a stable and efficient power supply. Its surface-mount packaging and compatibility with automated assembly processes make it suitable for both prototyping and high-volume production.