Texas Instruments

TPS78825DBVT

TPS78825DBVT Description

The TPS78825DBVT is a high-performance linear voltage regulator designed by Texas Instruments. This IC offers a fixed output voltage of 2.5V and is capable of delivering up to 150mA of output current. It is optimized for low dropout voltage, ensuring efficient operation even at low input-to-output differentials. The regulator features a maximum dropout voltage of 0.3V at 150mA, making it suitable for applications where input voltage is close to the required output voltage. The TPS78825DBVT is housed in a compact SOT23-5 package, ideal for space-constrained designs. It also includes essential protection features such as over-current, over-temperature, and reverse polarity protection, ensuring robust and reliable performance in various operating conditions.

TPS78825DBVT Features

• Output Type: Fixed 2.5V output voltage, ensuring stable power supply for sensitive electronic components.
• Input Voltage Range: Operates with a maximum input voltage of 10V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 150mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: Maximum dropout voltage of 0.3V at 150mA, enhancing efficiency and reducing power dissipation.
• Quiescent Current: Low quiescent current of 385 µA, minimizing power consumption in standby mode.
• Power Supply Rejection Ratio (PSRR): Achieves 70dB at 1kHz, ensuring excellent noise rejection and clean output voltage.
• Control Features: Includes an enable pin for easy control and power management.
• Protection Features: Over-current, over-temperature, and reverse polarity protection ensure reliable operation and protect against common fault conditions.
• Compliance: ROHS3 compliant and REACH unaffected, meeting environmental and regulatory standards.
• Mounting Type: Surface mount, ideal for automated assembly processes and compact PCB designs.
• Moisture Sensitivity Level (MSL): MSL 1 (Unlimited), suitable for storage and handling in various environments.

TPS78825DBVT Applications

The TPS78825DBVT is well-suited for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and compact size make it ideal for battery-powered devices, portable electronics, and IoT devices where space and power efficiency are critical. The regulator's high PSRR and low quiescent current also make it suitable for applications requiring low noise and minimal power consumption, such as precision analog circuits, RF modules, and medical devices. The enable feature allows for easy integration into systems requiring power sequencing or power-saving modes.

Conclusion of TPS78825DBVT

The TPS78825DBVT from Texas Instruments is a versatile and efficient linear voltage regulator that offers a fixed 2.5V output with a maximum dropout voltage of 0.3V at 150mA. Its low quiescent current and high PSRR make it an excellent choice for applications requiring low power consumption and clean output voltage. The inclusion of over-current, over-temperature, and reverse polarity protection ensures reliable operation in various conditions. Its compact SOT23-5 package and surface mount type make it ideal for space-constrained designs and automated assembly processes. Overall, the TPS78825DBVT provides a robust and efficient power solution for a wide range of low-power applications.