MCP1642B-18I/MC

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MCP1642B-18I/MC voltage regulator is a monolithic, easy to use, high-efficiency DC to DC switching regulator. It provides a constant voltage output of 1.8 V with a fast transient response and a low ripple. This unit has an adjustable output voltage range that can be accurately set to any value between 1.5 V to 1.8 V. It features a wide input voltage range of 3 V to 25 V, with a maximum output current of 1.5 A.

The operating principle of MCP1642B-18I/MC is based on the current-mode control topology. Current-mode control allows for close loop stability and fast load transient response. It uses a fixed oscillator frequency of 500 kHz, which provides a wide output voltage range with a low-ripple output. The output voltage is accurately regulated, regardless of input and output voltage and load current changes.

The MCP1642B-18I/MC offers a combination of versatility, high-efficiency, fast transient response and low noise. These attributes make it suitable for many DC/DC applications such as powering FPGAs, ASICs, DSPs, embedded processors, and other power-sensitive devices. It is also well suited for synchronizing multiple stages, as a sample clock for high-speed data converters and for connecting high-speed logic levels.

The MCP1642B-18I/MC is available in a variety of packages and pinouts, including SOT-23-6, SOT-223, MSOP-10 and QFN-10. It also features thermal shutdown protection and over-current protection. In addition, it has a low-power standby mode with only 20 uA of quiescent current. This makes it ideal for battery powered applications that require extended battery life.

Overall, the MCP1642B-18I/MC switching regulator is a reliable, efficient and flexible solution for DC/DC applications. It offers a wide range of features and benefits for many different applications, making it an ideal choice for a variety of applications in need of a high-efficiency, low-noise regulated power source.

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