IMD16AT108

The IMD16AT108 is a high-performance integrated circuit (IC) from Rohm Semiconductor, designed primarily for use in power management applications. This device is part of Rohm's extensive lineup of power management solutions, which are known for their efficiency and reliability.

Key Features:

1. Type and Functionality:

   • The IMD16AT108 is a DC-DC converter, specifically a buck converter, which means it is designed to step down voltage from a higher level to a lower level efficiently. This is particularly useful in battery-powered devices and other applications where power efficiency is critical.

2. Input Voltage Range:

   • The IC typically supports a wide input voltage range, making it versatile for various applications. It can handle input voltages from around 4.5V to 36V, allowing it to be used in different power supply scenarios.

3. Output Voltage:

   • The output voltage can be adjusted, providing flexibility for designers to set the desired voltage level for their specific application. This adjustability is often achieved through external resistors.

4. Output Current:

   • The IMD16AT108 is capable of delivering a significant output current, often up to 1A or more, depending on the specific configuration and thermal management.

5. Efficiency:

   • One of the standout features of this IC is its high efficiency, often exceeding 90% under typical load conditions. This efficiency helps in reducing heat generation and prolonging battery life in portable applications.

6. Control Method:

   • The device typically employs a pulse-width modulation (PWM) control scheme, which allows for precise regulation of the output voltage and helps maintain stability under varying load conditions.

7. Protection Features:

   • The IMD16AT108 includes several built-in protection features, such as overcurrent protection, thermal shutdown, and under-voltage lockout. These features enhance the reliability of the device and protect it from damage under fault conditions.

8. Package Type:

   • The IC is usually available in a compact surface-mount package, which is advantageous for space-constrained applications. The small footprint allows for easy integration into various circuit designs.

9. Applications:

   • This IC is suitable for a wide range of applications, including but not limited to:
     • Power supplies for consumer electronics
     • Battery management systems
     • Industrial automation equipment
     • Automotive electronics
     • Telecommunications devices

10. Design Considerations:

    • When designing with the IMD16AT108, engineers must consider external components such as inductors, capacitors, and resistors to optimize performance. The choice of these components can significantly affect the overall efficiency and stability of the power supply circuit.

Conclusion:

The IMD16AT108 from Rohm Semiconductor is a robust and efficient solution for power management needs, offering flexibility, high performance, and reliability. Its combination of features makes it an excellent choice for engineers looking to design efficient power supply circuits in a variety of applications.