TPS62420DRCT - Dual, Adjustable, Step-Down Converter with Eco-mode™ by Texas Instruments

The TPS62420DRCT from Texas Instruments is a highly efficient dual, synchronous step-down DC-DC converter tailored for applications requiring a compact power solution with adjustable output voltages. This advanced power management integrated circuit (IC) is designed to cater to a wide range of products, including battery-powered devices, embedded systems, and portable electronics.

Key Features

• Wide Input Voltage Range: The TPS62420DRCT operates with an input voltage range from 2.5V to 6V, making it versatile for various battery technologies and configurations.
• Dual Output Channels: It provides two independent output channels with adjustable output voltages from 0.6V to (VIN - 0.3V), which can deliver up to 1A of continuous current each, suitable for powering multiple loads.
• High Efficiency: With up to 95% efficiency, the device includes an Eco-mode™ feature that reduces quiescent current during light load operations, thereby extending battery life in portable applications.
• Integrated FETs: The inclusion of low on-resistance MOSFETs minimizes the need for external components, simplifying design and reducing overall solution size.
• Programmable Switching Frequency: The switching frequency is programmable from 400kHz to 1.2MHz, allowing designers to optimize performance for their specific application needs.
• Power Save Mode: The power save mode enables the device to maintain high efficiency over a wide load current range.
• Thermal and Over-current Protection: The TPS62420DRCT is equipped with thermal shutdown and over-current protection features to safeguard the device and the system under extreme conditions.

Applications

The TPS62420DRCT is ideal for a variety of applications, including but not limited to:

• Smartphones and Tablets
• Wireless Power Transmitters
• Portable and Battery-powered Equipment
• Embedded Solutions
• Point-of-Load Power Supplies

With its compact QFN package and exceptional power efficiency, the TPS62420DRCT is an excellent choice for designers looking to optimize power management in space-constrained applications while ensuring robust performance and reliability.