Texas Instruments

LM3487QMM/NOPB

LM3487QMM/NOPB Description

The LM3487QMM/NOPB is a highly integrated power management IC designed for automotive applications, manufactured by Texas Instruments. This device is a transistor driver with a versatile output configuration, capable of handling both positive and negative outputs. It operates within a wide supply voltage range of 2.97V to 35V, making it suitable for a variety of power supply scenarios. The LM3487QMM/NOPB features a switching frequency range from 100kHz to 1.4MHz, providing flexibility in design for different power conversion needs.

This IC is designed with automotive-grade reliability and is compliant with stringent industry standards, including REACH and ROHS3. It is also moisture sensitivity level 1 (MSL1) certified, ensuring robustness in various environmental conditions. The LM3487QMM/NOPB is packaged in a surface-mount 10MSOP format, suitable for compact and efficient PCB layouts.

LM3487QMM/NOPB Features

• Output Type: Transistor Driver
• Output Configuration: Positive or Negative
• Switching Frequency: 100kHz to 1.4MHz
• Supply Voltage Range: 2.97V to 35V
• Control Features: Enable, Frequency Control, Soft Start
• Duty Cycle (Max): 100%
• Output Phases: 1
• Clock Sync: Yes
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Package: Tape & Reel (TR)
• Grade: Automotive
• ECCN: EAR99
• HTSUS: 8542.33.0001

The LM3487QMM/NOPB offers several unique features that set it apart from similar models. Its wide operating voltage range and flexible switching frequency make it ideal for applications requiring high efficiency and adaptability. The inclusion of control features such as enable, frequency control, and soft start ensures precise control over the power conversion process, enhancing system reliability and performance.

LM3487QMM/NOPB Applications

The LM3487QMM/NOPB is well-suited for a range of automotive applications where high efficiency, reliability, and compact design are critical. Specific use cases include:

• Automotive Power Supplies: Ideal for powering various electronic systems within vehicles, such as infotainment systems, advanced driver assistance systems (ADAS), and electronic control units (ECUs).
• Battery Management Systems: Provides efficient power conversion for battery charging and management in hybrid and electric vehicles.
• DC-DC Converters: Suitable for applications requiring high-efficiency DC-DC conversion, such as LED lighting systems and other automotive electronics.

The device's automotive-grade reliability and compliance with industry standards make it a preferred choice for engineers designing robust and efficient power management solutions for automotive applications.

Conclusion of LM3487QMM/NOPB

The LM3487QMM/NOPB is a versatile and reliable power management IC tailored for automotive applications. Its wide operating voltage range, flexible switching frequency, and advanced control features make it an excellent choice for designers looking to achieve high efficiency and reliability in their power conversion designs. Despite being marked as obsolete, the LM3487QMM/NOPB remains a valuable component for applications where its unique features and automotive-grade reliability are essential.