Microchip Technology

MCP1642B-18I/MC  

DC Switching Voltage Regulators

MCP1642B-18I/MC Description

The MCP1642B-18I/MC is a high-performance, fixed-output voltage regulator designed by Microchip Technology. This DC switching voltage regulator is part of the Boost topology family and is housed in an 8DFN package, making it ideal for surface-mount applications. It features a fixed output voltage of 1.8V and is capable of delivering up to 800mA of output current. The regulator operates within a wide input voltage range, from 0.65V to 5.5V, making it suitable for a variety of power supply applications. With a switching frequency of 1MHz, the MCP1642B-18I/MC ensures efficient power conversion and minimal footprint on the PCB.

MCP1642B-18I/MC Features

• Output Type: Fixed, ensuring stable and consistent voltage output.
• Input Voltage Range: 0.65V to 5.5V, providing flexibility for various input power sources.
• Output Current: 800mA, capable of powering demanding applications.
• Output Configuration: Positive, suitable for standard power supply requirements.
• Switching Frequency: 1MHz, enabling high efficiency and compact design.
• Synchronous Rectifier: Yes, enhancing efficiency and reducing power loss.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), making it suitable for a wide range of manufacturing environments.
• Package Type: Tube, facilitating easy handling and storage.
• Topology: Boost, ideal for applications requiring step-up voltage conversion.
• Mounting Type: Surface Mount, compatible with modern PCB assembly techniques.

MCP1642B-18I/MC Applications

The MCP1642B-18I/MC is designed for a wide range of applications where a compact, efficient, and reliable power solution is required. Its fixed output voltage and high current capability make it ideal for:

• Consumer Electronics: Portable devices, wearables, and IoT devices requiring stable power supply.
• Industrial Equipment: Sensors, controllers, and other devices that need efficient power conversion.
• Telecommunications: Base stations, routers, and other networking equipment.
• Automotive: On-board electronics, infotainment systems, and other automotive applications.
• Medical Devices: Portable medical equipment, diagnostic tools, and wearable health monitors.

Conclusion of MCP1642B-18I/MC

The MCP1642B-18I/MC is a versatile and efficient DC switching voltage regulator that stands out in its category due to its wide input voltage range, high output current, and compact design. Its synchronous rectifier feature ensures minimal power loss, making it an energy-efficient choice for various applications. The regulator's compliance with environmental and regulatory standards further enhances its appeal. Whether used in consumer electronics, industrial equipment, or automotive applications, the MCP1642B-18I/MC offers a reliable and high-performance power solution.

MCP1642B-18I/MC Documents

Download datasheets and manufacturer documentation for MCP1642B-18I/MC

PCN Assembly/Origin :

Assembly Site 22/Nov/2023      

Datasheets :

MCP1642B,D Datasheet      

PCN Packaging :

Label and Packing Changes 23/Sep/2015      

Design Resources :

MCP1642 Development Tool Selector      

PCN Design/Specification :

Lead Frame Update 29/Jun/2015       Mold Compound Update 18/Feb/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH