Texas Instruments

TPS71550QDCKRQ1  

Linear & Switching Voltage Regulators

The TPS71550QDCKRQ1 is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. This device is designed to provide a stable and reliable voltage output for a wide range of applications.

Description:

The TPS71550QDCKRQ1 is a low-dropout linear voltage regulator 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 (1x1mm), making it suitable for space-constrained applications.

Features:

1. Low dropout voltage: The TPS71550QDCKRQ1 has a low dropout voltage of typically 150mV at a 1A load, ensuring high efficiency and stable output voltage even under heavy load conditions.
2. High input voltage range: The device can operate from an input voltage range of 2.5V to 5.5V, making it suitable for a wide range of power supply scenarios.
3. Fixed output voltage: The output voltage is fixed at 3.3V, which is a common voltage level for many electronic devices.
4. Low quiescent current: The TPS71550QDCKRQ1 has a low quiescent current of 5.5µA, which helps to minimize power consumption in battery-powered applications.
5. Small package size: The device is available in a compact QFN package (1x1mm), making it suitable for space-constrained applications.
6. Enable/Disable control: The TPS71550QDCKRQ1 features an enable/disable control pin, allowing the user to turn the regulator on or off as needed.
7. Overcurrent protection: The device includes overcurrent protection to prevent damage in case of a short circuit or overload condition.

Applications:

The TPS71550QDCKRQ1 is suitable for a wide range of applications that require a stable and reliable voltage output. Some common applications include:

1. Portable electronics: The low quiescent current and small package size make it ideal for battery-powered devices such as smartphones, tablets, and wearables.
2. IoT devices: The TPS71550QDCKRQ1 can be used to provide a stable voltage supply for IoT devices, such as sensors, actuators, and microcontrollers.
3. Industrial control systems: The device can be used in industrial control systems to provide a stable voltage supply for microcontrollers, signal processing circuits, and other components.
4. Automotive applications: The TPS71550QDCKRQ1 can be used in automotive applications, such as infotainment systems, sensor interfaces, and power management circuits.

In summary, the TPS71550QDCKRQ1 is a low-dropout linear voltage regulator with a fixed output voltage of 3.3V, suitable for a wide range of applications due to its low dropout voltage, high input voltage range, low quiescent current, and compact package size.

TPS71550QDCKRQ1 Documents

Download datasheets and manufacturer documentation for TPS71550QDCKRQ1

Datasheets :

TPS715xx-Q1      

Design Resources :

TPS71550-Q1 Design with WEBENCH® Power Designer      

HTML Datasheet :

TPS715xx-Q1      

PCN Design/Specification :

TPS715xxQDCKRQ1 Datasheet 23/Jul/2013       TPS715-Q1 Datasheet 23/May/2023