Texas Instruments

TPS7A4901DRBR  

Linear & Switching Voltage Regulators

TPS7A4901DRBR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. Here is a brief description of the model along with its features and applications:

Description:

The TPS7A4901DRBR is a low-dropout linear voltage regulator with a fixed output voltage of 3.3V. It is designed to provide a stable and reliable power supply to various electronic devices. The device is available in a small SOT-23 package, making it suitable for compact and portable applications.

Features:

1. Fixed output voltage of 3.3V
2. Low dropout voltage (max 300mV at 1A load)
3. High input voltage range (2.5V to 5.5V)
4. Low quiescent current (typically 5.5µA)
5. Small SOT-23 package
6. Overcurrent protection
7. Thermal shutdown protection
8. Enable pin for easy control of the regulator

Applications:

1. Portable devices: Due to its low quiescent current and small package size, the TPS7A4901DRBR is suitable for powering portable devices such as smartphones, tablets, and wearable electronics.
2. IoT devices: The low power consumption and small form factor make it an ideal choice for IoT devices, including sensors, smart home appliances, and wireless communication modules.
3. Battery-powered devices: The TPS7A4901DRBR can be used to efficiently regulate the voltage from batteries in devices such as wireless routers, GPS units, and remote controls.
4. Microcontrollers and processors: The LDO can provide a stable and clean power supply to microcontrollers and processors in various embedded systems and industrial applications.
5. General-purpose voltage regulation: The TPS7A4901DRBR can be used as a general-purpose voltage regulator in a wide range of electronic devices that require a stable 3.3V output.

In summary, the TPS7A4901DRBR is a low-dropout linear voltage regulator with a fixed 3.3V output, designed for compact and portable applications. Its low quiescent current, small package size, and built-in protection features make it suitable for a wide range of electronic devices, including portable gadgets, IoT devices, battery-powered equipment, and microcontroller-based systems.

TPS7A4901DRBR Documents

Download datasheets and manufacturer documentation for TPS7A4901DRBR

Datasheets :

TPS7A49 Datasheet      

Design Resources :

TPS7A4901 Design with WEBENCH® Power Designer      

HTML Datasheet :

TPS7A49 Datasheet      

PCN Design/Specification :

Mult Dev Material Chg 29/Mar/2018