Texas Instruments

TPS62161DSGR

TPS62161DSGR is a highly integrated, step-down (buck) converter with a built-in power switch from Texas Instruments. It is designed to provide efficient power conversion in a wide range of applications, including portable devices, power banks, and other battery-powered systems.

Description:

The TPS62161DSGR is a compact, 10-pin, 1.2mm pitch WLCSP (Wafer Level Chip Scale Package) that offers a combination of high efficiency, low quiescent current, and small solution size. It is capable of delivering up to 2A of continuous output current with an input voltage range of 2.5V to 5.5V.

Features:

1. High Efficiency: The TPS62161DSGR offers high efficiency across a wide load range, making it suitable for battery-powered applications where power consumption is critical.
2. Low Quiescent Current: The device has a low quiescent current of 2.4μA in burst mode, which helps to minimize power consumption during light load conditions.
3. Wide Input Voltage Range: The converter can operate with input voltages from 2.5V to 5.5V, making it suitable for a variety of power sources, including batteries and USB power supplies.
4. Small Solution Size: The compact 10-pin, 1.2mm pitch WLCSP package allows for easy integration into space-constrained applications.
5. Programmable Soft Start: The soft-start feature can be programmed to reduce inrush current during startup, protecting the input power source and sensitive components.
6. Protection Features: The TPS62161DSGR includes over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown (TSD) to ensure safe operation and protect against fault conditions.
7. High Frequency Operation: The device operates at a high switching frequency of up to 2.5MHz, allowing for the use of smaller external components and reducing the overall solution size.

Applications:

1. Portable Devices: The TPS62161DSGR is ideal for powering portable devices such as smartphones, tablets, and wearables, where efficiency and size are critical.
2. Power Banks: The step-down converter can be used in power banks to efficiently step down the voltage from the battery to the charging voltage required by the connected device.
3. IoT Devices: The compact size and high efficiency make the TPS62161DSGR suitable for powering Internet of Things (IoT) devices, where energy consumption and form factor are important considerations.
4. Medical Devices: The device's efficiency and protection features make it suitable for use in battery-powered medical devices, such as portable monitoring equipment and wearable health monitors.
5. Industrial Applications: The TPS62161DSGR can be used in industrial applications where efficient power conversion and a small form factor are required, such as in sensor nodes and control systems.

In summary, the TPS62161DSGR is a highly efficient, compact, and feature-rich step-down converter from Texas Instruments, suitable for a wide range of applications where power efficiency, small form factor, and reliable operation are essential.