TPS40077PWPG4

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TPS40077PWPG4 is an integrated switching buck voltage regulator which belongs to the Texas Instruments DC DC Switching Controllers family. This, together with its many features, make it suitable for many applications such as automotive voltage regulators, point-of-load converters and multiple-output power supplies.

Main features of the TPS40077PWPG4 include a wide input voltage range from 4.5V to 60V, a low quiescent current of 900µA, a wide output voltage range from 0.6V to 95% of the input voltage, a maximum output current of 1.5A, an internal PMOS/NMOS switch, thermal and OVP protection, and integrated gate drive and bootstrap circuitry.

The TPS40077PWPG4 works by converting an input voltage to a different output voltage. The specific voltages are determined by external components such as resistors and capacitors. The input voltage is applied to the input and connected to a voltage divider using two resistors. This creates a reference voltage at the FB pin of the integrated switching regulator. The error amplifier monitors the FB pin\'s voltage and controls the current of the compensated PWM comparator. The current output is then used to control the PSU switching frequency and the closed-loop control system.

Using the TPS40077PWPG4 offers several benefits. One of the most important is its low quiescent current, which makes it suitable for applications where power management is important. Other benefits include its wide output voltage range, maximum output current and temperature protection. This makes the TPS40077PWPG4 suitable for use in automotive voltage regulators, point-of-load converters and multiple-output power supplies.

The TPS40077PWPG4 is a versatile and efficient integrated switching buck voltage regulator suitable for use in many types of applications. It offers a wide input voltage range from 4.5V to 60V, a wide output voltage range from 0.6V to 95% of the input voltage, and a maximum output current of 1.5A. It also features low quiescent current of 900µA, temperature and OVP protection, and integrated gate drive and bootstrap circuitry.

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