Texas Instruments

LM5642XMT/NOPB

LM5642XMT/NOPB Description

The LM5642XMT/NOPB is a high-performance, synchronous buck controller designed for demanding power management applications. Manufactured by Texas Instruments, this device is part of the Power Management (PMIC category) and is housed in a 28-TSSOP package. It features a wide input voltage range of 4.5V to 36V, making it suitable for various power supply requirements. The LM5642XMT/NOPB operates at a switching frequency of 375kHz, ensuring efficient power conversion and minimal electromagnetic interference (EMI).

LM5642XMT/NOPB Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Frequency - Switching: 375kHz
• Synchronous Rectifier:
  Yes- Control Features: Current Limit, Enable, Soft Start
• Duty Cycle (Max): 98.9%
• Output Phases: 2
• Clock Sync: Yes
• Number of Outputs: 2
• Voltage - Supply (Vcc/Vdd): 4.5V to 36V
• Moisture Sensitivity Level (MSL): 3 (168 Hours)
• Product Status: Active
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001
• Mounting Type: Surface Mount
• Package: Tube

The LM5642XMT/NOPB offers several unique features that set it apart from similar models. Its synchronous rectification ensures high efficiency across a wide range of load conditions, reducing power loss and improving overall system performance. The device also includes comprehensive control features such as current limit, enable, and soft start, which enhance reliability and protect against overcurrent conditions. The to ability synchronize the clock ensures that multiple devices can operate in phase, minimizing interference and improving system stability.

LM5642XMT/NOPB Applications

The LM5642XMT/NOPB is ideal for a variety of applications where high efficiency and reliable power management are critical. It is particularly well-suited for:

• Telecommunications: Powering base stations and other telecom equipment where high efficiency and low EMI are essential.
• Industrial Systems: Providing stable power supply for industrial control systems and automation equipment.
• Data Centers: Ensuring efficient power delivery to servers and networking equipment.
• Automotive Electronics: Supplying power to various electronic components in vehicles, where a wide input voltage range and high reliability are required.

Conclusion of LM5642XMT/NOPB

The LM5642XMT/NOPB from Texas Instruments is a robust and efficient synchronous buck controller that delivers exceptional performance in demanding power management applications. Its wide input voltage range, high switching frequency, and comprehensive control features make it a versatile solution for a variety of industries. The device's compliance with REACH and RoHS3 standards ensures that it meets the highest environmental and safety regulations. With its synchronous rectification and clock synchronization, capabilities the LM5642XMT/NOPB offers significant advantages over similar models, making it an ideal choice for applications requiring high efficiency and reliability.