TPS62243DRVTG4 Step-Down Converter by Texas Instruments

The TPS62243DRVTG4 is a highly efficient synchronous step-down DC-DC converter from Texas Instruments, designed to cater to the power management needs of battery-powered and low-power applications. This compact component is ideal for portable devices due to its small size and high energy efficiency.

Key Features:

• Input Voltage Range: The device supports a wide input voltage range from 2.5V to 6V, making it versatile for various battery technologies and configurations.
• Output Voltage: It delivers a fixed output voltage of 1.8V, which is common for powering digital circuits and microprocessors.
• High Efficiency: With up to 95% efficiency, the TPS62243DRVTG4 ensures minimal power loss and extended battery life in portable applications.
• Output Current: It can provide up to 300mA of output current, sufficient for a wide range of low-power devices.
• Switching Frequency: The device operates at a 2.25MHz fixed switching frequency, which allows for the use of small, low-cost inductors and capacitors, reducing the overall solution size.
• Power Save Mode: It includes a Power Save Mode that reduces quiescent current during light load operation, further improving battery life.
• Low Dropout Operation: The TPS62243DRVTG4 is designed for low dropout operation, ensuring stable output even when the input supply voltage is close to the output voltage.
• Package: The device comes in a small 2mm x 2mm QFN package, making it suitable for space-constrained applications.

Applications:

The TPS62243DRVTG4 is widely used in various applications, including but not limited to:

• Smartphones and PDAs
• Wireless LAN and Bluetooth® devices
• Portable media players
• Digital cameras
• Other handheld devices

With its excellent power efficiency and small footprint, the TPS62243DRVTG4 from Texas Instruments is an optimal power solution for designers looking to maximize battery life without sacrificing performance.