Texas Instruments

TPS2111PW

TPS2111PW Description

The TPS2111PW from Texas Instruments is a high-performance source selector switch designed for handheld and mobile devices. This OR controller/ideal diode integrates internal switches to manage power sources efficiently, supporting input voltages from 2.8V to 5.5V and delivering up to 1.25A of continuous output current. With a 2:1 input-to-output ratio, it ensures seamless power source transitions, making it ideal for applications requiring uninterrupted power supply. The device features low quiescent current (55 µA), minimizing power loss in standby modes. Packaged in an 8-pin TSSOP, it is RoHS3 compliant and suitable for surface-mount applications.

TPS2111PW Features

• Fast Switching: 1 ms ON delay and 5 ms OFF delay ensure rapid response during power source transitions.
• Low Power Consumption: 55 µA supply current enhances energy efficiency in battery-operated devices.
• High Current Handling: Supports 1.25A output current, suitable for powering peripherals in portable electronics.
• Wide Voltage Range: Operates from 2.8V to 5.5V, compatible with Li-ion batteries and USB power sources.
• Integrated Switches: Eliminates the need for external MOSFETs, reducing BOM cost and PCB footprint.
• Robust Protection: REACH unaffected and MSL 1 (unlimited) rated for reliable performance in harsh environments.

TPS2111PW Applications

• Mobile Devices: Seamlessly switches between battery and USB power in smartphones and tablets.
• Portable Electronics: Ideal for handheld instruments, ensuring uninterrupted operation during power source changes.
• Battery Backup Systems: Provides automatic failover to secondary power sources in IoT devices.
• Dual-Power Systems: Used in industrial sensors and wearables to extend battery life.

Conclusion of TPS2111PW

The TPS2111PW stands out for its fast switching, low power consumption, and compact design, making it a superior choice for dual-power applications. Its integrated switches and wide voltage range simplify design while ensuring reliability. Whether for consumer electronics or industrial systems, this IC delivers efficient, seamless power management with minimal external components.