LP38856SX-1.2

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The LP38856SX-1.2 is a linear voltage regulator designed specifically to operate in portable electronics. It is used to provide low voltage, low power regulation to the power supply of a circuit. The LP38856SX-1.2 has an input voltage range of 2.5V to 5V, and an output voltage of 1.2V. It is capable of supplying up to 500mA of output current with a typical quiescent current of 45 uA.

The LP38856SX-1.2 is designed to reduce the power consumption of portable electronic devices by providing high efficiency, low quiescent current, and low output ripple. It features an adjustable output voltage of 1.2V and includes on-chip linear regulators, thermal protection, and over-current protection. The regulator also has an enable input that can be used to power down the circuit when not in use, further increasing the efficiency of the power supply.

The LP38856SX-1.2 application works by connecting the output of a DC-to-DC converter, typically a switched-mode power supply (SMPS), to the LP38856SX-1.2 input. As the output voltage of the SMPS rises, the LP38856SX-1.2 will begin to regulate the output voltage to the desired level. The LP38856SX-1.2 regulates the output voltage by dissipating excess power which is produced by the SMPS when the load current is lower than the output of the SMPS. This allows for high efficiency and helps to reduce power consumption.

When the load current increases, the LP38856SX-1.2 will increase its output voltage until it reaches its maximum limit. The LP38856SX-1.2 also has thermal protection and over-current protection, which will protect the circuit from damage due to excessive current or temperature. In addition, the enable input allows the user to power down the circuit when it is not in use, reducing power consumption even further.

The LP38856SX-1.2 is a versatile and efficient regulator that is ideal for use in portable electronics. It is capable of providing the necessary power to the circuit, while also maintaining an efficient and reliable level of operation. The LP38856SX-1.2 is a great choice for anyone looking for a cost-effective way to power their mobile electronics.

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