Texas Instruments

TPS79147DBVTG4  

Linear & Switching Voltage Regulators

TPS79147DBVTG4 Description

The TPS79147DBVTG4 is a high-performance linear regulator from Texas Instruments, designed to deliver a fixed output voltage of 4.7V with a maximum output current of 100mA. This device is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. The regulator operates with an input voltage range up to 5.5V and features a low dropout voltage of 0.7V at 100mA, ensuring efficient power conversion even at low input-to-output voltage differentials. With a quiescent current of only 250 µA, the TPS79147DBVTG4 is optimized for low-power applications, making it suitable for battery-powered devices and other power-sensitive systems.

TPS79147DBVTG4 Features

• Output Type: Fixed 4.7V output voltage, ensuring stable power supply for sensitive electronics.
• Input Voltage Range: Up to 5.5V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 100mA, sufficient for a wide range of low-power applications.
• Low Dropout Voltage: 0.7V at 100mA, enabling efficient operation at low input-to-output voltage differences.
• Low Quiescent Current: 250 µA, ideal for battery-operated and low-power applications.
• Power Supply Rejection Ratio (PSRR): 70dB to 37dB across a frequency range of 100Hz to 100kHz, ensuring high performance in noisy environments.
• Protection Features: Over-current protection, over-temperature protection, reverse polarity protection, and under-voltage lockout (UVLO) safeguard the device and connected circuits.
• Control Features: Enable pin for easy control and shutdown functionality.
• Compliance: REACH unaffected, RoHS3 compliant, and moisture sensitivity level (MSL) 1 (unlimited), ensuring environmental and reliability standards are met.
• Mounting Type: Surface mount, suitable for automated assembly processes.
• Packaging: Tape & Reel (TR), facilitating efficient handling and storage.

TPS79147DBVTG4 Applications

The TPS79147DBVTG4 is well-suited for a variety of applications requiring a reliable, low-power, and compact power solution. Key applications include:

• Battery-Powered Devices: Ideal for portable electronics where low quiescent current and low dropout voltage are critical for maximizing battery life.
• Consumer Electronics: Suitable for devices such as smartphones, tablets, and wearables that require a stable power supply and minimal footprint.
• Industrial Equipment: Applicable in low-power industrial sensors and controllers where reliability and efficiency are paramount.
• Medical Devices: Perfect for portable medical equipment that demands high performance and low power consumption.
• IoT Devices: Ideal for Internet of Things (IoT) devices that require efficient power management and a small form factor.

Conclusion of TPS79147DBVTG4

The TPS79147DBVTG4 from Texas Instruments stands out as a versatile and efficient linear regulator, offering a fixed 4.7V output with a maximum current of 100mA. Its low dropout voltage and low quiescent current make it an excellent choice for battery-powered and low-power applications. The comprehensive protection features and compact SOT23-5 package further enhance its suitability for a wide range of applications, from consumer electronics to industrial and medical devices. With its robust performance and compliance with industry standards, the TPS79147DBVTG4 is a reliable power management solution for modern electronic designs.

TPS79147DBVTG4 Documents

Download datasheets and manufacturer documentation for TPS79147DBVTG4

PCN Assembly/Origin :

Multi Devices 23/Jun/2017      

Datasheets :

TPS791xx Datasheet      

PCN Obsolescence/ EOL :

LDO Dev EOL 31/May/2023      

PCN Design/Specification :

TPS791 12/Mar/2018