Texas Instruments

TPS79501QDRBRQ1  

Linear & Switching Voltage Regulators

The TPS79501QDRBRQ1 is a low-power, low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. This device is designed to provide a stable and reliable output voltage to power sensitive electronic circuits.

Description:

The TPS79501QDRBRQ1 is a fixed-output LDO that operates from an input voltage range of 2.5V to 5.5V and provides a fixed output voltage of 3.3V. It is available in a small QFN package, making it suitable for space-constrained applications.

Features:

1. Ultra-low quiescent current: The TPS79501QDRBRQ1 has a very low quiescent current of 2.5µA, which makes it ideal for battery-powered applications where power consumption is critical.
2. Low dropout voltage: The LDO has a low dropout voltage of 250mV at a 1A output current, ensuring stable regulation even under heavy load conditions.
3. High input-to-output voltage: The device can efficiently regulate input voltages up to 50V, making it suitable for a wide range of applications.
4. Enable functionality: The LDO features an enable pin that allows the user to turn the regulator on or off, providing additional power-saving capabilities.
5. Short-circuit protection: The TPS79501QDRBRQ1 has built-in short-circuit protection to prevent damage to the device in case of a short circuit at the output.
6. Thermal shutdown: The LDO has a thermal shutdown feature that disables the output if the device temperature exceeds a safe threshold.

Applications:

The TPS79501QDRBRQ1 is suitable for a wide range of applications where low-power, low-noise, and stable voltage regulation is required. Some of the potential applications include:

1. Portable electronics: Smartphones, tablets, and other handheld devices can benefit from the low quiescent current and efficient voltage regulation provided by this LDO.
2. IoT devices: Low-power IoT devices, such as sensors and wearables, can utilize the TPS79501QDRBRQ1 to extend battery life and ensure stable power supply.
3. Medical devices: The LDO's low-noise and stable output characteristics make it suitable for powering sensitive medical equipment.
4. Industrial control systems: The TPS79501QDRBRQ1 can be used in industrial control systems where a stable and reliable power supply is crucial for the proper functioning of the system.
5. Automotive applications: The LDO's ability to handle a wide input voltage range and provide a stable output voltage makes it suitable for automotive applications, such as infotainment systems and sensor power supplies.

In summary, the TPS79501QDRBRQ1 is a low-power, low-dropout linear voltage regulator that offers a stable and reliable output voltage for various applications. Its low quiescent current, low dropout voltage, and small package size make it an ideal choice for space-constrained and power-sensitive applications.

TPS79501QDRBRQ1 Documents

Download datasheets and manufacturer documentation for TPS79501QDRBRQ1

Datasheets :

TPS79501-Q1      

HTML Datasheet :

TPS79501-Q1      

PCN Design/Specification :

MSA QFN Copper Bond Wire 22/May/2014