TPS76201DBVT

Introduction

The TPS76201DBVT is a micro power linear voltage regulator for applications requiring up to 300mA with an input voltage range of 2.5V to 6V. It is specifically designed to minimize power consumption in low dropout conditions and to support low power SoC applications.

• Ultra-low quiescent current: 26μA/V, independent of load current.
• Low dropout voltage: 150mV@300mA.
• Wide operating temperatures: ‑40°C to +125°C.
• High power supply rejection ratio: 95dB.
• Low output voltage noise: 5mVpp@100muA, 10mV pp@1mA.
• Output Voltage accuracy: ±1.5% @ room temperature.

TPS76201DBVT Application Field

TPS76201DBVT is suitable for a wide variety of consumer electronics including digital wireless audio, medical and security systems, IoT, power management, and low power SoC applications. In addition, the TPS76201DBVT can also be used in automotive, consumer, industrial and telecom applications.

Working Principle of TPS76201DBVT

The TPS76201DBVT working principle is based on a low dropout (LDO) linear regulator. An LDO is a DC-DC regulator that can operate at very low input voltages. It works by regulating the input voltage to a specific output voltage through a process of comparator amplification and signal feedback. It then regulates the output voltage by adding or subtracting a small amount of current to the output signal.

The TPS76201DBVT is composed of three major sections: an error amplifier, a reference circuit, and a driver circuit. The error amplifier compares the output voltage with the internal reference voltage and generates a corresponding error signal. The driver then amplifies the error signal and drives the output voltage to follow the reference voltage. This ensures the output voltage remains constant. Finally, the reference circuit provides a stable reference voltage for the error amplifier.

The TPS76201DBVT is also designed to minimize power consumption in low dropout conditions. It achieves this through a low quiescent current and an ultra-low dropout voltage of 150mV@300mA. This also helps reduce heat dissipation, making the TPS76201DBVT ideal for use in low power applications.

Conclusion

The TPS76201DBVT is a micro power linear voltage regulator designed for low power SoC applications. It has an input voltage range of 2.5V to 6V and can output up to 300mA. It has a low dropout voltage of 150mV@300mA, wide operating temperatures of ‑40°C to +125°C, high power supply rejection ratio of 95dB, and low output voltage noise of 5mVpp@100muA, 10mV pp@1mA. With its low quiescent current and ultra-low dropout voltage, the TPS76201DBVT is an ideal solution for low power applications.