Texas Instruments

TPS79133DBVT  

Linear & Switching Voltage Regulators

TPS79133DBVT Description

The TPS79133DBVT is a linear voltage regulator designed and manufactured by Texas Instruments. This device is part of the Linear & Switching Voltage Regulators category and is known for its fixed output type and positive output configuration. With a minimum output voltage of 3.3V and a maximum input voltage of 5.5V, it is capable of delivering a continuous output current of 100mA. The TPS79133DBVT is designed with a single regulator and offers a low dropout voltage of 0.9V at 100mA, ensuring efficient power regulation even under varying input conditions.

TPS79133DBVT Features

• Fixed Output Voltage: The TPS79133DBVT provides a stable 3.3V output, making it ideal for applications requiring a consistent voltage supply.
• Low Dropout Voltage: With a dropout voltage of 0.9V at 100mA, this regulator maintains high efficiency and performance even under heavy loads.
• Single Regulator: The device's single regulator design simplifies the power management system, reducing complexity and cost.
• Positive Output Configuration: This feature ensures that the output voltage is always positive, which is crucial for many electronic devices.
• Protection Features: The TPS79133DBVT includes over current, over temperature, reverse polarity, and under voltage lockout (UVLO) protection, enhancing the reliability and safety of the system.
• PSRR: The power supply rejection ratio (PSRR) ranges from 70dB to 37dB across frequencies from 100Hz to 100kHz, providing excellent noise immunity.
• RoHS Compliance: The TPS79133DBVT is compliant with the RoHS3 directive, making it suitable for environmentally conscious applications.
• Low Quiescent Current: With a quiescent current of 250 µA, this regulator contributes minimally to power consumption in standby modes.

TPS79133DBVT Applications

The TPS79133DBVT is well-suited for a variety of applications where a stable and efficient power supply is crucial. Some specific use cases include:

• Portable Electronics: Due to its low dropout voltage and small form factor, the TPS79133DBVT is ideal for powering portable devices like smartphones, tablets, and wearables.
• Industrial Control Systems: The robust protection features and stable output make it suitable for industrial control systems where reliability is paramount.
• Automotive Electronics: The TPS79133DBVT can be used in automotive applications where a stable power supply is needed, such as infotainment systems and sensor power supplies.

Conclusion of TPS79133DBVT

The TPS79133DBVT from Texas Instruments stands out for its combination of low dropout voltage, single regulator simplicity, and robust protection features. Its fixed 3.3V output and positive output configuration make it a versatile choice for a wide range of applications, from portable electronics to industrial and automotive systems. With its RoHS compliance and low quiescent current, the TPS79133DBVT is not only efficient but also environmentally friendly, making it a preferred choice for designers looking to balance performance with sustainability.

TPS79133DBVT Documents

Download datasheets and manufacturer documentation for TPS79133DBVT

PCN Assembly/Origin :

Additional Assembly sites 21/Sep/2021      

Datasheets :

TPS791xx Datasheet      

PCN Obsolescence/ EOL :

LDO Dev EOL 31/May/2023      

PCN Design/Specification :

TPS791 12/Mar/2018       Copper Wire Base Revision D 24/Sep/2014