The TPS61012DGSR is a high-performance, adjustable, and fixed frequency, step-up DC-DC converter designed by Texas Instruments to meet the needs of various portable applications. This versatile component is housed in an 8-pin MSOP (Mini Small Outline Package) with a power pad for enhanced thermal performance, making it an ideal solution for space-constrained applications.

Key Features

• Output Voltage Range: The TPS61012DGSR offers an adjustable output voltage range from 1.8V to 3.3V, which can be set by external resistors. This flexibility allows the device to be used in a variety of applications requiring different voltage levels.
• Efficiency: With its high efficiency of up to 96%, this step-up converter ensures minimal power loss during operation, making it suitable for battery-powered devices.
• Switching Frequency: The device operates at a fixed switching frequency of 600 kHz, which allows for small external components and helps to minimize the size of the overall power supply design.
• Load Capability: It can deliver up to 600 mA of load current at a 5V output with a 3.3V input, which is sufficient for a wide range of applications.
• Low Quiescent Current: The low quiescent current of 28 µA (typical) makes it an excellent choice for portable applications where extending battery life is critical.
• Integrated Power Diode: The inclusion of an integrated Schottky diode simplifies the design and reduces external component count.

Applications

The TPS61012DGSR is suitable for a variety of applications, including but not limited to:

• Portable devices such as PDAs, GPS receivers, and smartphones
• Battery-powered equipment
• Positive LCD bias supplies
• Wireless peripherals
• Handheld computers and other mobile computing devices

Conclusion

In summary, the TPS61012DGSR from Texas Instruments is a highly integrated, efficient, and versatile solution for portable and space-constrained applications requiring a step-up DC-DC converter. Its adjustable output voltage, high efficiency, and integrated features make it an excellent choice for designers looking to optimize their power supply designs.