Product Overview: Texas Instruments TPS78228DDCR

The TPS78228DDCR from Texas Instruments is a high-performance, low-dropout (LDO) voltage regulator designed to deliver a fixed output voltage with a high degree of accuracy while maintaining energy efficiency. This regulator is suitable for a variety of applications, including portable devices, microcontrollers, and other electronics that require stable voltage supply.

Key Features

• Output Voltage: This device provides a fixed output voltage of 2.8V, which is ideal for systems that require a precise voltage level for optimal operation.
• Low Dropout: With a low dropout voltage, the TPS78228DDCR maintains regulation even when the supply voltage is close to the output voltage, making it efficient for battery-powered applications.
• High Accuracy: The output voltage accuracy is within ±1%, ensuring reliable performance and stability for sensitive electronic components.
• Low Power Consumption: The device features a very low quiescent current of 1 µA (typical), which is beneficial for extending battery life in portable applications.
• Thermal Shutdown and Overcurrent Protection: Built-in safety features protect the device and the connected load from damage due to overheating or excessive current draw.
• Small Package Size: The TPS78228DDCR comes in a compact SOT-23-5 package, which is suitable for space-constrained applications.

Applications

The versatile nature of the TPS78228DDCR makes it an excellent choice for a broad range of applications, including:

• Portable and battery-powered devices
• Microcontroller power supply
• Wireless and RF systems
• Analog and digital sensor systems
• Healthcare and medical equipment

Product Specifications

Parameter Value Output Voltage (V) 2.8 Dropout Voltage (Typ) 260 mV @ 150 mA Output Current (Max) 150 mA Quiescent Current (Typ) 1 µA Package Type SOT-23-5

With its combination of features, the TPS78228DDCR is an excellent choice for designers seeking a reliable and efficient voltage regulation solution.