PT4241C

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The PT4241C is an efficient, low-profile DC DC converter that is designed to operate in a variety of applications. This article will provide an overview of the device\'s application fields and working principle.

Typically, the PT4241C can be used for point-of-load (PoL) applications, providing the necessary power conversion while keeping an extremely low profile. Additionally, it is ideal for low power consumption and high efficiency applications, such as wireless LANs, embedded systems, and consumer electronics. The device is available in two versions, the P-type and the N-type, which can be used for both buck and boost operation.

The PT4241C is capable of output voltages ranging from 0.8V to 8.2V, with a maximum output power of 2A. It has a wide input voltage range of 2.3V to 5.5V, and a wide range of switching frequencies from 300kHz to 15MHz. It also features a high efficiency of up to 96%, a low quiescent current of 6.7µA, and comes in an ultra-small QFN package.

The working principle of the PT4241C is based on the use of a switching voltage regulator. This type of regulator takes a lower input voltage and converts it into a higher output voltage. This conversion is done by using a switch, which is driven by an oscillator. The oscillator generates a square wave signal, which is then used to turn the switch ON and OFF. When the switch is turned ON, the input voltage is applied to the inductor, and a current is created; when the switch is turned OFF, the current is stored in the inductor and the output voltage is applied.

The PT4241C also features a wide range of protections, including over-temperature, over-current, and over-voltage protection, as well as under-voltage lockout and over-load protection. This helps to ensure the reliability and safety of the device.

In conclusion, the PT4241C is a compact, efficient, and reliable DC DC converter that is ideal for a variety of applications. Its high efficiency, low quiescent current, and wide input voltage range make it a great choice for low power applications. Moreover, its additional protections provide safety and reliability, which makes it a great choice for a range of applications.

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