Texas Instruments

TPS78928DBVR

TPS78928DBVR Description

The TPS78928DBVR is a high-performance linear regulator from Texas Instruments, designed to provide a stable and efficient power supply solution for a wide range of electronic devices. This regulator features a fixed output voltage of 2.8V and is capable of delivering up to 100mA of output current. With a maximum input voltage of 10V, the TPS78928DBVR ensures reliable operation across various input conditions. The device is housed in a compact SOT23-5 package, making it ideal for space-constrained applications.

TPS78928DBVR Features

• Fixed Output Voltage: The TPS78928DBVR offers a fixed output voltage of 2.8V, ensuring consistent power delivery to sensitive electronic components.
• Low Dropout Voltage: With a maximum dropout voltage of 0.13V at 100mA, the regulator maintains high efficiency even under low input-to-output voltage differentials.
• Low Quiescent Current: The device features a low quiescent current of 28 µA, making it suitable for battery-powered applications where power consumption is critical.
• High PSRR: The TPS78928DBVR boasts a high power supply rejection ratio (PSRR) of 85dB at 1kHz, effectively filtering out noise from the input power supply.
• Enable Control: The regulator includes an enable feature, allowing for dynamic control of the output voltage, which can be useful for power sequencing and energy management.
• Protection Features: The device offers comprehensive protection features, including over-current, over-temperature, and reverse polarity protection, ensuring robustness and reliability.
• Compliance and Packaging: The TPS78928DBVR is REACH unaffected and RoHS3 compliant, meeting stringent environmental standards. It is available in a surface-mount package with a moisture sensitivity level (MSL) of 1 (unlimited), ensuring ease of handling and assembly.

TPS78928DBVR Applications

The TPS78928DBVR is well-suited for a variety of applications where a stable and efficient power supply is essential. Its compact size and low dropout voltage make it ideal for portable devices, such as smartphones, tablets, and wearables. The regulator's high PSRR and low quiescent current also make it suitable for sensitive analog and RF applications, where noise and power consumption are critical factors. Additionally, the enable feature and comprehensive protection mechanisms make the TPS78928DBVR a reliable choice for industrial and automotive applications, where robustness and dynamic control are required.

Conclusion of TPS78928DBVR

The TPS78928DBVR from Texas Instruments stands out as a versatile and high-performance linear regulator, offering a fixed 2.8V output with a maximum input voltage of 10V and a 100mA output current capability. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for applications requiring efficient power delivery and noise reduction. The inclusion of enable control and comprehensive protection features further enhances its reliability and versatility. Whether used in portable devices, sensitive analog circuits, or demanding industrial environments, the TPS78928DBVR delivers consistent performance and robust protection, making it a reliable solution for modern power management needs.