Texas Instruments

TPS2145IPWP  

Specialized Power Management

TPS2145IPWP Description

The TPS2145IPWP from Texas Instruments is a specialized power management IC integrating an adjustable LDO regulator and dual power switches in a compact 14-HTSSOP package. Designed for USB and peripheral applications, it operates within a 2.9V to 5.5V supply range, making it suitable for low-voltage systems. With a 75µA typical supply current, it ensures efficient power management in battery-operated or energy-sensitive designs. Although marked as obsolete, it remains relevant for legacy systems due to its RoHS3 compliance and REACH unaffected status. The device is rated for MSL 2 (1 Year), ensuring reliability in surface-mount applications.

TPS2145IPWP Features

• Dual Power Switches: Enables independent control of two power rails, ideal for USB hub or peripheral power distribution.
• Adjustable LDO: Provides flexibility in output voltage regulation for diverse load requirements.
• Low Quiescent Current (75µA): Minimizes power loss in standby or idle modes, enhancing energy efficiency.
• Wide Input Voltage Range (2.9V–5.5V): Compatible with USB power standards and low-voltage logic systems.
• Robust Protection: Includes overcurrent, thermal shutdown, and reverse-current protection for system safety.
• Compact HTSSOP Package: Saves board space in high-density designs.

TPS2145IPWP Applications

• USB Hubs and Peripherals: Efficiently manages power distribution for multiple USB ports.
• Portable Devices: Ideal for battery-powered equipment requiring dual power switching.
• Embedded Systems: Provides reliable power sequencing and regulation in industrial or consumer electronics.
• Legacy Designs: Suitable for maintaining or upgrading older systems due to its stable performance.

Conclusion of TPS2145IPWP

The TPS2145IPWP offers a unique combination of dual power switching and adjustable LDO regulation, making it a versatile solution for USB and peripheral power management. Its low power consumption, robust protection features, and compact form factor provide distinct advantages in space-constrained or energy-sensitive applications. While obsolete, its compliance with modern environmental standards ensures continued usability in legacy and niche designs. Engineers seeking a reliable, integrated power management IC for USB hubs or portable systems may find this device particularly valuable.

TPS2145IPWP Documents

Download datasheets and manufacturer documentation for TPS2145IPWP