MP4459DQT-LF-P

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MP4459DQT is a low-frequency (LF) paste-type step-down (buck) DC/DC switching regulator. It is mainly used in power management applications like cellular phones, PDAs and other portable devices. Its superior performance and high efficiency make it ideal for these portable applications.

The MP4459DQT-LF-P is an integrated circuit that is used to regulate the voltage from an adjustable power source. The device consists of an input stage, an output stage and a control stage. It works by receiving input from an adjustable power source and regulating the voltage output by regulating the duty cycle of the switching operation.

The MP4459DQT-LF-P can regulate the output voltage from 0.6V to 3.6V with a voltage accuracy of ±1%. The device is capable of achieving a conversion efficiency of up to 98%. It has a low standby current of 25µA and a maximum output current of 2A.

The MP4459DQT-LF-P also has a host of features which make it an ideal choice in portable applications. It has a wide input voltage range of 2.7 to 5.5V, so it can be used in most portable applications. It features over-temperature, over-current, reverse-enable and reverse-voltage protection, making it safe and reliable. The device is RoHS compliant and has a very small footprint making it easy to design and manufacture.

The MP4459DQT-LF-P also has many options for customization. The frequency can be programmed from 150 to 600KHz and there is also an auto-restart option for output current overload. The device also has an adjustable soft-start and adjustable standby current.

The MP4459DQT-LF-P is an ideal choice for power management in applications such as cellular phones, PDAs and other portable devices. Its high efficiency and superior performance make it the perfect choice for these applications. The wide input voltage range and low standby current ensure that the device is suitable for a variety of applications. Its customizable features also allow manufacturers to tailor the device to their specific needs.

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