MCP1642B-ADJI/MC

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The MCP1642B-ADJI/MC is a compact and efficient DC-DC switching regulator for a wide range of power management applications. This regulator can produce an input voltage range of 2.5V to 6V from a wide input voltage range of 3V to 10V, providing versatility for a variety of power supply needs. It also has a programmable switching frequency ranging from 300 kHz to 4.0MHz, allowing it to switch its output quickly without generating a large amount of interference. The output voltage range is 0.8V to 5V, making it ideal for applications including white LED lighting, battery-powered systems, high power FET drives, data acquisition systems, and digital power.

The MCP1642B-ADJI/MC utilizes an integrated high side NFET and low side PFET switch to provide a high efficiency, low noise solution. This design also improves the output voltage ripple of the regulator, reducing switching noise. The regulator is also designed with an adaptive on-time feature which compensates for its switch\'s on-time by maintaining a constant switching frequency, allowing it to maintain a high efficiency even at light-load conditions. The regulator also features external synchronization, allowing it to operate with other switching regulators in the system.

In addition, the MCP1642B-ADJI/MC features adjustable current limiting and undervoltage lockout features, providing protection against current overload and prolonged undervoltage conditions. The regulator also features a low quiescent current of 2uA, allowing it to operate at high efficiency even with a light load. The regulator also has an enable pin which can be used to enable and disable the regulator, providing a flexible solution for power management systems.

The MCP1642B-ADJI/MC provides a high efficiency and low noise solution for a wide range of applications. It is ideal for high power FET drives, battery powered systems, cycling loads, and digital power systems. Its wide input voltage range, adjustable output voltage, and programmable switching frequency make it a versatile choice for power management applications.

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