Texas Instruments

TPS74701QDRCRQ1  

Linear & Switching Voltage Regulators

TPS74701QDRCRQ1 is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is designed to provide a stable and reliable voltage output for a wide range of applications.

Description:

The TPS74701QDRCRQ1 is a low-dropout linear voltage regulator with an input voltage range of 2.5V to 5.5V and an output voltage range of 1.2V to 3.3V. It has a very low dropout voltage of 250mV, which means it can efficiently regulate the output voltage even when the input voltage is close to the output voltage. The device is available in a small QFN package, making it suitable for space-constrained applications.

Features:

1. Low dropout voltage: The TPS74701QDRCRQ1 has a very low dropout voltage of 250mV, which allows it to maintain a stable output voltage even when the input voltage is close to the output voltage.
2. Wide input voltage range: The device can accept input voltages from 2.5V to 5.5V, making it suitable for a wide range of power supply applications.
3. Adjustable output voltage: The output voltage can be adjusted from 1.2V to 3.3V using an external resistor divider, providing flexibility for different applications.
4. Low quiescent current: The TPS74701QDRCRQ1 has a low quiescent current of 5.5μA, which helps to minimize power consumption in battery-powered applications.
5. High PSRR: The device has a high power supply rejection ratio (PSRR) of 65dB at 1kHz, which helps to minimize noise coupling from the input voltage to the output voltage.
6. Thermal shutdown protection: The LDO features thermal shutdown protection to prevent damage in case of overheating.

Applications:

The TPS74701QDRCRQ1 is suitable for a wide range of applications that require a stable and reliable voltage regulation. Some of the key applications include:

1. Portable devices: The low quiescent current and low dropout voltage make it ideal for battery-powered applications, such as smartphones, tablets, and wearable devices.
2. IoT devices: The adjustable output voltage and small package size make it suitable for IoT devices that require stable voltage regulation for their microcontrollers and other sensitive components.
3. Medical devices: The TPS74701QDRCRQ1 can be used in medical devices that require a stable voltage supply for their critical components, such as sensors and microcontrollers.
4. Industrial control systems: The device can be used in industrial control systems to provide stable voltage regulation for microcontrollers, sensors, and other components.
5. Automotive applications: The TPS74701QDRCRQ1 can be used in automotive applications, such as infotainment systems and sensor interfaces, where stable voltage regulation is crucial for reliable operation.

In summary, the TPS74701QDRCRQ1 is a low-dropout linear voltage regulator with a wide input voltage range, adjustable output voltage, and low quiescent current. It is suitable for a wide range of applications, including portable devices, IoT devices, medical devices, industrial control systems, and automotive applications.

TPS74701QDRCRQ1 Documents

Download datasheets and manufacturer documentation for TPS74701QDRCRQ1

Datasheets :

TPS74701-Q1      

HTML Datasheet :

TPS74701-Q1      

PCN Design/Specification :

TPS74701-Q1 Datasheet 05/Jan/2024       TPS74701QDRCRQ1/TPS74801TDRCRQ1 Assembly/Design 22/Dec/2023