Product Overview: TPS70628DBVT from Texas Instruments

The TPS70628DBVT is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments, designed to deliver a stable and precise output voltage. This regulator is capable of providing an output current of up to 1A, making it suitable for a wide range of applications, including portable electronics, wireless communication devices, and power-sensitive digital components.

Key Features

• Output Voltage: The TPS70628DBVT offers a fixed output voltage of 2.8V, which is ideal for systems that require a stable power supply for sensitive circuits.
• High Accuracy: This LDO regulator maintains high accuracy with a typical dropout voltage of just 250mV at full load, ensuring efficient operation even at low input-to-output voltage differentials.
• Low Quiescent Current: It features a low quiescent current of typically 1µA in shutdown mode, which helps in extending battery life in portable applications.
• Thermal and Overcurrent Protection: The device includes built-in thermal shutdown and overcurrent protection features, safeguarding the regulator and the downstream components from potential damage due to excessive heat or current conditions.
• Stable with Low ESR Capacitors: The TPS70628DBVT is stable with ceramic capacitors, which have lower equivalent series resistance (ESR) compared to other capacitor types, offering better performance in terms of transient response and noise reduction.

Package and Reliability

The regulator is available in a compact SOT-23-5 package, which is suitable for space-constrained applications. The TPS70628DBVT is characterized for operation over a wide temperature range of –40°C to 125°C, ensuring reliable performance under varying environmental conditions.

Applications

With its high level of integration and performance features, the TPS70628DBVT is an excellent choice for a variety of applications, including:

• Smartphones and tablets
• Wireless LAN, Bluetooth, and GPS devices
• Portable media players
• Medical devices and healthcare products
• Power management for field-programmable gate arrays (FPGAs) and microprocessors

Overall, the TPS70628DBVT from Texas Instruments is a reliable and efficient solution for providing a stable power supply to sensitive electronic circuits, enhancing system performance and prolonging battery life in portable applications.