Texas Instruments

LP38691SDX-3.3/NOPB

The LP38691SDX-3.3/NOPB is a high-efficiency step-down (buck) switching regulator from Texas Instruments. It is designed to provide a stable and regulated output voltage from a wide range of input voltages.

Description:

The LP38691SDX-3.3/NOPB is a compact and efficient switching regulator that can handle input voltages from 4.75V to 23V and provide a regulated 3.3V output voltage. It is available in a small, thermally-optimized DDPAK package, making it ideal for space-constrained applications.

Features:

• High efficiency: The LP38691SDX-3.3/NOPB has a high efficiency of up to 93%, which helps to minimize power dissipation and reduce the need for heat sinks or other thermal management solutions.
• Wide input voltage range: The regulator can handle input voltages from 4.75V to 23V, making it suitable for a wide range of applications.
• Low output voltage ripple: The LP38691SDX-3.3/NOPB has low output voltage ripple, which helps to ensure clean and stable output voltage.
• Small package size: The DDPAK package is small and thermally-optimized, making it ideal for space-constrained applications.
• Protection features: The regulator includes over-current, over-temperature, and under-voltage protection features to help ensure reliable operation.

Applications:

The LP38691SDX-3.3/NOPB is suitable for a wide range of applications that require a stable and regulated 3.3V output voltage. Some potential applications include:

• Portable electronics: The small package size and high efficiency make it well-suited for use in portable electronics, such as smartphones, tablets, and wearable devices.
• Industrial equipment: The wide input voltage range and protection features make it suitable for use in industrial equipment, such as motor controllers and sensor interfaces.
• Medical equipment: The low output voltage ripple and high efficiency make it suitable for use in medical equipment, such as hearing aids and portable medical instruments.
• Telecommunications equipment: The LP38691SDX-3.3/NOPB can be used to provide a stable and regulated power supply for telecommunications equipment, such as routers and modems.