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TPS2121RUXR

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TPS2121RUXR

Part NumberTPS2121RUXR
ManufacturerTexas Instruments
CategoryPower Management ICs; Power Path Multiplexer & Priority Switch
DescriptionDual-Input Power Path Selector Switch, 2.8V to 22V, 4.5A, Ideal Diode Controller, VQFN-12(2×2.5) Package

Product Overview

The TPS2121RUXR is a high-efficiency dual-input power path multiplexer from Texas Instruments, designed for seamless power source switching between two input supplies. It integrates ideal diode controllers to minimize power loss, support priority-based power selection, and provide smooth, glitch-free output voltage during transitions. The device features wide input voltage range, low on-resistance, and comprehensive protection functions, ideal for portable devices, industrial systems, and battery-powered applications requiring reliable power management.

Key Specifications
BrandTexas Instruments
RoHS StatusRoHS Compliant
EDA / CAD Models3D Model, Symbol, Footprint Available
Warranty2-Year Warranty
Package / CaseVQFN-HR-12(2×2.5)
Mounting TypeSurface Mount (SMD)
Surface Marking / Silkscreen2121
Input Voltage Range2.8V~22V
Continuous Output Current4.5 A
Switch TypeIdeal Diode Power Path Switch
Operating Temperature-40°C to +125°C

Typical Applications

  • Dual-Input Power Source Selection
  • USB-C & Battery Power Path Management
  • Portable & Wearable Electronic Devices
  • Industrial Control & IoT Modules
  • Battery Backup Power Systems
  • Embedded Computing & Handheld Devices
  • Automotive Infotainment Systems
  • Low-Power Consumer Electronics

Order & Shipping Info

Minimum Order Quantity (MOQ): 1 Piece

Shipping Time: Shipped within 1-2 business days

Delivery Time: 3-7 working days worldwide

Shipping Methods: DHL, UPS, FedEx, EMS

Payment Methods: T/T (Bank Transfer), PayPal, Credit Card, Western Union

Technical Support

For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.

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