Texas Instruments

LM1771USDX/NOPB  

DC DC Switching Controllers

LM1771USDX/NOPB Description

The LM1771USDX/NOPB is a highly integrated power management IC (PMIC) designed for efficient voltage regulation in a variety of electronic applications. Manufactured by Texas Instruments, this IC is a Buck topology regulator with a transistor driver output configuration, delivering a positive output. It operates within a switching frequency range of 100kHz to 1MHz, ensuring high efficiency and low noise performance. The LM1771USDX/NOPB is designed to work with a supply voltage (Vcc/Vdd) range of 2.8V to 5.5V, making it suitable for a wide range of power supply requirements.

This IC features a synchronous rectifier, which enhances efficiency by reducing power losses during the switching process. It is packaged in a Surface Mount Tape & Reel (TR) format, making it ideal for automated assembly processes. The LM1771USDX/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and regulatory standards. With a moisture sensitivity level (MSL) of 1, it is suitable for unlimited storage and handling conditions.

LM1771USDX/NOPB Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Switching Frequency: 100kHz to 1MHz
• Supply Voltage Range: 2.8V to 5.5V
• Synchronous Rectifier: Yes
• Control Features: Enable
• Output Phases: 1
• Number of Outputs: 1
• Package Type: Tape & Reel (TR)
• Environmental Compliance: REACH Unaffected, RoHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

LM1771USDX/NOPB Applications

The LM1771USDX/NOPB is well-suited for applications requiring efficient power conversion and regulation. Its Buck topology and synchronous rectifier make it ideal for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and laptops where compact size and high efficiency are critical.
• Industrial Equipment: Providing stable power supply for control systems, sensors, and actuators.
• Telecommunications: Supplying power to base stations and other communication infrastructure.
• Automotive Systems: Ensuring reliable power regulation for electronic components in vehicles.

Conclusion of LM1771USDX/NOPB

The LM1771USDX/NOPB from Texas Instruments is a robust and efficient power management IC designed for a wide range of applications. Its Buck topology and synchronous rectifier ensure high efficiency and low power loss, making it an ideal choice for applications where power conversion efficiency is paramount. The wide supply voltage range and compact surface mount packaging further enhance its versatility and ease of integration into various electronic systems. Despite being marked as obsolete, the LM1771USDX/NOPB remains a reliable option for engineers seeking a proven solution for their power management needs.

LM1771USDX/NOPB Documents

Download datasheets and manufacturer documentation for LM1771USDX/NOPB

Datasheets :

LM1771