LM3404HVMA/NOPB

The LM3404HVMA/NOPB is a high-performance, step-down (buck) voltage regulator from Texas Instruments, designed for applications requiring efficient power conversion. This device is particularly suited for powering high-performance microcontrollers, FPGAs, and other digital circuits that demand a stable and regulated output voltage.

Key Features:

1. Input Voltage Range: The LM3404HVMA/NOPB operates over a wide input voltage range, typically from 4.5V to 60V, making it versatile for various applications, including automotive and industrial systems.

2. Output Voltage: The regulator can be configured to provide adjustable output voltages, typically ranging from 0.8V to 15V, allowing for flexibility in design.

3. High Efficiency: With a peak efficiency of up to 95%, the LM3404HVMA/NOPB minimizes power loss and heat generation, which is crucial for battery-powered and thermally sensitive applications.

4. Switching Frequency: The device operates at a fixed switching frequency, typically around 500 kHz, which helps in reducing the size of external components such as inductors and capacitors.

5. Integrated Features: The LM3404HVMA/NOPB includes several integrated features such as:

   • Internal Compensation: Simplifies the design process by reducing the need for external components.
   • Soft-Start Functionality: Reduces inrush current during startup, protecting sensitive components.
   • Overcurrent Protection: Prevents damage to the device and the load by limiting the output current.
   • Thermal Shutdown: Protects the device from overheating by shutting down the regulator if the junction temperature exceeds safe limits.

6. Package Type: The LM3404HVMA/NOPB is available in a compact 16-pin HTQFP (Thin Quad Flat Package), which is suitable for surface-mount applications, helping to save space on printed circuit boards (PCBs).

7. Applications: This voltage regulator is ideal for a variety of applications, including:

   • Automotive power supplies
   • Industrial automation
   • Telecommunications equipment
   • Consumer electronics
   • Battery management systems

Electrical Characteristics:

• Output Current: The LM3404HVMA/NOPB can typically deliver up to 3A of continuous output current, making it suitable for powering demanding loads.
• Quiescent Current: The device features low quiescent current, which is beneficial for applications where power efficiency is critical, especially in standby modes.

Conclusion:

The LM3404HVMA/NOPB from Texas Instruments is a robust and efficient buck regulator that combines high performance with a range of integrated features, making it an excellent choice for designers looking to implement reliable power management solutions in their electronic systems. Its versatility in input voltage range, high efficiency, and compact package make it suitable for a wide array of applications across different industries.