Microchip Technology

MIC38HC45YN  

DC DC Switching Controllers

MIC38HC45YN Description

The MIC38HC45YN is a versatile power management integrated circuit (PMIC) designed by Microchip Technology, offering a comprehensive solution for multiple power conversion topologies. This IC is specifically tailored for applications requiring high efficiency and reliability in various power conversion scenarios. The MIC38HC45YN supports a wide range of topologies, including buck, boost, flyback, and forward converters, making it suitable for diverse power management needs.

MIC38HC45YN Features

• Output Type: The MIC38HC45YN features a transistor driver output type, providing robust control and drive capabilities for external power transistors.
• Output Configuration: The output configuration is positive and isolation capable, ensuring safe and efficient power delivery while maintaining electrical isolation where necessary.
• Voltage Range: The IC operates within a supply voltage range of 7.6V to 20V, making it suitable for a variety of input voltage levels.
• Synchronous Rectifier: Equipped with a synchronous rectifier, the MIC38HC45YN enhances efficiency by reducing power losses during the rectification process.
• Control Features: Frequency control is integrated into the design, allowing for precise regulation of the switching frequency to optimize performance and reduce electromagnetic interference (EMI).
• Duty Cycle: The maximum duty cycle is 50%, providing balanced power delivery and ensuring stable operation across different load conditions.
• Output Phases: The IC features a single output phase, simplifying the design and reducing complexity in single-phase power conversion applications.
• Package: Housed in a tube package, the MIC38HC45YN is designed for through-hole mounting, offering mechanical stability and ease of integration into various circuit boards.
• Compliance: The MIC38HC45YN is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and regulatory standards.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (unlimited), the IC is suitable for storage and handling in various environmental conditions without the risk of moisture-related damage.

MIC38HC45YN Applications

The MIC38HC45YN is ideal for a wide range of applications due to its versatile design and robust feature set. Some specific use cases include:

• Power Supplies: Suitable for designing efficient power supplies in various electronic devices, including consumer electronics, industrial equipment, and telecommunications infrastructure.
• Adaptive Voltage Scaling: The IC can be used in systems requiring adaptive voltage scaling, where the output voltage needs to be dynamically adjusted based on the load or operating conditions.
• Battery Chargers: The multiple topology support makes it an excellent choice for battery charging applications, where different charging profiles and topologies may be required.
• DC-DC Converters: Ideal for DC-DC conversion applications, where high efficiency and reliable power delivery are crucial.
• Industrial Control Systems: The robustness and wide operating voltage range make it suitable for industrial control systems that require stable and efficient power management.

Conclusion of MIC38HC45YN

The MIC38HC45YN from Microchip Technology stands out as a highly versatile and efficient power management IC, offering a comprehensive solution for multiple power conversion topologies. Its unique features, such as the synchronous rectifier and frequency control, provide significant performance benefits over similar models. The wide operating voltage range, compliance with environmental standards, and robust packaging make it an ideal choice for a variety of applications, from power supplies to battery chargers. The MIC38HC45YN is a reliable and efficient solution for designers looking to optimize power delivery and system performance in their electronic designs.

MIC38HC45YN Documents

Download datasheets and manufacturer documentation for MIC38HC45YN

PCN Assembly/Origin :

Final Test Site 29/May/2023      

Datasheets :

MIC38HC42, 43, 44, 45      

PCN Packaging :

Packing Changes 10/Oct/2016      

HTML Datasheet :

MIC38HC42, 43, 44, 45      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH