MAX16993AGJD/VY+

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MAX16993AGJD/VY+ is a DC-DC switching regulator specifically designed for portable equipment and portable computers applications. The regulator includes an integrated buck regulator and is available in various voltage configurations.

The MAX16993AGJD/VY+ offers good performance, fast transient response, and good protection features for low battery, low input voltage and supply current over-load. It also includes an adjustable output voltage for good flexibility of design.

Application Field

The MAX16993AGJD/VY+ is suitable for applications in a wide range of portable and handheld devices, such as notebook PCs, digital cameras, PDAs, mobile phones, digital audio players and so on.

Specifically, the device can be used in systems with a voltage range of 1.3V to 4.3V, with an output power of up to 8.9W. It is also capable of supplying loads up to 100mA in discontinuous adjustable mode, and up to 800mA in continuous variable/fixed mode operation.

Working Principle

The MAX16993AGJD/VY+ utilizes a synchronous buck regulator with synchronous rectifiers for increased efficiency and good transient response. It also includes a wide range of protection features such as current limiting, short-circuit protection and over temperature protection to protect both the device and the system from over-stress.

The MAX16993AGJD/VY+ is capable of operating at high frequency up to 2.5MHz, allowing for the use of tiny inductors and capacitors. The internal soft start eliminates inrush current problems as well as output voltage overshoot. The device also integrates an adjustable soft-start circuit that allows users to set the ramp-up time depending on the application and system requirements.

In addition to the adjustable output voltage, the MAX16993AGJD/VY+ also features adjustable overcurrent protection, enabling users to set the threshold current according to the load requirement. The device also comes with a power-good signal that signals the output voltage to the controller.

Conclusion

In conclusion, the MAX16993AGJD/VY+ is a versatile DC-DC switching regulator with a range of features that make it suitable for a wide range of applications in portable and handheld devices. It is capable of operating at high frequency for good efficiency and low EMI levels, and includes a range of protection features for safe operation.

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