TPS78601DRBT

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TPS78601DRBT Application Field and Working Principle

The TPS78601DRBT DC/DC voltage converter is one of the series of electrical components of the Power Management Integrated Circuits (PMIC), specifically a Linear Voltage Regulator which exemplifies its outstanding power management capabilities. The device is Voltronics’ advanced, low noise linear voltage regulator with adjustable output voltage and on/off control for both step-down, positive and negative regulation. This high performance, linear regulator offers a multitude of features, allowing for extremely reliable current and voltage conversion and control.

Application Field

The TPS78601DRBT operates as a step-down, good as well as negative linear voltage converter. It can be used in a variety of settings, making it extremely versatile. These settings range from computers and servers, to medical systems to laboratory power supplies. The device can also be used for industrial purposes, such as the control of vehicle diagnostics, for industrial distributed power architecture and for power communications systems. For example, the device can provide voltage control for the processing and monitoring body systems of a vehicle, or the circuit boards of a computer.

Working Principle

The TPS78601DRBT is a buck-boost, linear voltage regulator that uses adjustable feedback to control and regulate input voltage, thus achieving the required level of output regulation. The device includes a linear and extreme low noise PWM regulator with a reference voltage, on-chip low voltage comparators providing undervoltage and overvoltage tracking and the presence of an enable input.

The architecture of the TPS78601DRBT consists of a comparator with an adjustable voltage divider which helps to monitor and control the device’s input and output voltages. The comparator’s duty cycle is adjusted through the voltage divider and the on-chip low voltage comparator. This enables the device to regulate the input and output voltages while also maintaining a low ripple noise, due to its low noise band pass filter. The voltage is regulated with the help of an internal regulator driving an output drivers.

The device also features a selectable power failover circuit, which automatically switches to the alternative input source in the event of an input voltage fault. This ensures reliability and longer life for the device. The power failover circuit also provides last switch function.

Conclusion

To summarize, TPS78601DRBT is an advanced low noise step-down, positive and negative voltage regulator with an adjustable output voltage and on/off control. The device is extremely reliable and versatile and can be used in a variety of settings, from computers and servers, to medical systems to laboratory power supplies. The device uses a linear voltage regulator and the its architecture consists of a comparator with an adjustable voltage divider, a PWM low noise regulator and an on-chip low voltage comparator. The power failover circuit ensures the longer life of the device.

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