Texas Instruments

TPS728185315DRVT

TPS728185315DRVT Description

The TPS728185315DRVT is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 1.85V or 3.15V with a maximum output current of 200mA. This device is optimized for low dropout voltage, ensuring efficient power delivery even at low input-to-output voltage differentials. The regulator features a maximum dropout voltage of 0.4V at 200mA, making it suitable for applications where input voltage levels are close to the required output voltage.

The TPS728185315DRVT operates with an input voltage range up to 6.5V and maintains a low quiescent current of 80 µA, contributing to its high efficiency and suitability for battery-powered devices. The regulator also includes an enable control feature, allowing for dynamic power management and reduced power consumption during standby modes.

TPS728185315DRVT Features

• Fixed Output Voltage: Provides a stable output voltage of 1.85V or 3.15V, ensuring reliable power supply for sensitive electronic components.
• Low Dropout Voltage: With a maximum dropout voltage of 0.4V at 200mA, this regulator can maintain regulation even with minimal input-to-output voltage difference.
• Low Quiescent Current: Features a low quiescent current of 80 µA, enhancing overall system efficiency and extending battery life in portable applications.
• Enable Control: Includes an enable pin for dynamic power management, allowing the regulator to be turned on and off as needed to save power.
• Protection Features: Equipped with over-current protection, over-temperature protection, and under-voltage lockout (UVLO) to safeguard the device and connected circuits from damage.
• High PSRR: Offers a high power supply rejection ratio (PSRR) ranging from 65dB at 100Hz to 40dB at 100kHz, minimizing the impact of input voltage noise on the output.
• Surface Mount Package: Available in a surface mount package (Tape & Reel), facilitating easy integration into compact and high-density PCB designs.

TPS728185315DRVT Applications

The TPS728185315DRVT is ideal for a variety of applications where stable and efficient power regulation is required. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices, such as:

• Portable Electronics: Smartphones, tablets, and other handheld devices that require efficient power management to extend battery life.
• Wearable Devices: Fitness trackers, smartwatches, and other wearable technology that demand compact and efficient power solutions.
• Medical Devices: Portable medical equipment, such as glucose meters and portable ECG devices, where reliability and low power consumption are critical.
• IoT Devices: Internet of Things (IoT) sensors and modules that operate on low power and require stable voltage regulation.

Conclusion of TPS728185315DRVT

The TPS728185315DRVT from Texas Instruments stands out as a versatile and efficient linear voltage regulator, offering a combination of low dropout voltage, low quiescent current, and robust protection features. Its fixed output voltage options of 1.85V and 3.15V, along with the enable control feature, make it an excellent choice for a wide range of applications, particularly in portable and battery-powered devices. The regulator's high PSRR ensures minimal noise on the output, providing clean power to sensitive electronic components. With its compact surface mount package and comprehensive protection features, the TPS728185315DRVT is a reliable and efficient solution for modern electronic designs.