The MIC2168YMM from Microchip Technology is a versatile and efficient synchronous buck regulator designed to meet the needs of a wide range of power management applications. This regulator is part of the MIC2168 series and comes in a compact 10-pin MSOP (Mini Small Outline Package) that is ideal for space-constrained designs.

Key Features

• High Efficiency: The MIC2168YMM operates with high efficiency, which can reach up to 95%. This is achieved through its synchronous operation that reduces power losses by eliminating the need for an external Schottky diode.
• Adjustable Output Voltage: The output voltage can be adjusted to as low as 0.8V, which allows for great flexibility in powering a variety of low-voltage applications.
• Wide Input Voltage Range: With an input voltage range from 4.5V to 19V, it can accommodate inputs from various sources, including standard 5V, 12V, and intermediate bus voltages.
• High-Frequency Operation: The MIC2168YMM operates at a switching frequency of 200kHz to 600kHz, which is selectable via an external resistor. This high-frequency operation allows for smaller external components, resulting in a compact power supply solution.
• Thermal Shutdown Protection: The device includes a thermal shutdown feature that protects the regulator from overheating, ensuring reliable operation under different load conditions.
• Current Mode Operation: Current mode control provides fast transient response and cycle-by-cycle current limit for enhanced system protection.

Applications

The MIC2168YMM is suitable for a broad range of applications, such as:

• Telecommunications and Networking Equipment
• Industrial Power Supplies
• Computing and Storage Systems
• Consumer Electronics

Conclusion

With its high efficiency, adjustable output, and wide input voltage range, the MIC2168YMM from Microchip Technology is an excellent choice for designers seeking a reliable and flexible synchronous buck regulator. Its high-frequency operation and thermal protection features make it a robust solution for powering the next generation of electronic devices.