LT3694EFE-1#PBF

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LT3694EFE-1#PBF Application Field and Working Principle

The LT3694EFE-1#PBF voltage regulator belongs to the Linear+Switching Power Management Integrated Circuit (PMIC) category. It is a high-efficiency, low noise, high current DC/DC boost converter with integrated LDO designed to satisfy the demanding requirements of a variety of mobile, battery powered applications. With its versatile feature set, the LT3694EFE-1#PBF can easily adapt to many different mobile application needs.

The basic application field of the LT3694EFE-1#PBF is when a single supply is required to supply both the load and the boost converter. In basic applications, the LT3694EFE-1#PBF offers a low-noise power solution while a simple transistor circuit offers normal charge/discharge control.

The LT3694EFE-1#PBF also has additional features for specialized applications. It features an integrated high voltage LDO with adjustable output voltage and a PWM period control for the output voltage. Also, it has an efficient step-up gate driver for driving an N-Channel MOSFET for high frequency operation.

The working principle of the LT3694EFE-1#PBF is simple and straightforward. It monitors the input voltage and drives a gate driver for the N-Channel MOSFET which is connected to the input voltage. Then, the N-Channel MOSFET and the inductor convert the input voltage to the desired output voltage. The integrated LDO is driven automatically whenever the voltage across the inductor drops to the target voltage.

The LT3694EFE-1#PBF also has integrated protection circuits. It has thermal and current limit protection which prevents the device from entering an overload or over-temperature state which could damage the components. Furthermore, it contains an overtemperature protection circuit and an over-voltage protection circuit which ensures that the output voltage remains safe and is within the specified limits.

In summary, the LT3694EFE-1#PBF Voltage Regulator is a high-efficiency, low-noise DC/DC boost converter with integrated LDO. It is ideal for supplying both the load and the boost converter from a single supply, and has many features and protections for specialized applications. Its simple working principle makes it easy to integrate into many different mobile and battery powered applications.

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