TPS2121EVM-023

TPS2121 Evaluation Module for Priority Power Multiplexer Applications

TPS2121EVM-023

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Overview

The TPS212x EVM is an evaluation module for TI's TPS212x family of two-input, one-output power multiplexers. This device automatically detects, selects, and seamlessly transitions between two power supplies, each operating from 2.7 V to 22 V. The TPS2121 device, the VSON hot-rod package, can deliver up to 4 A while the TPS2120, WCSP package, can handle up to 3 A. This user's guide contains the EVM schematics, board layout, list of materials, and necessary instructions on how to properly operate the EVM.

Features
  • Adjustable Overvoltage Protection
  • Adjustable Priority Voltage Input
  • Adjustable Soft Start/Input Settling Time
  • Seamless Switchover between Input Sources
Power muxes
TPS2121 2.7-V to 22-V, 56-mΩ, 4.5-A, power mux with seamless switchover
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Evaluation board

TPS2121EVM-023 — TPS2121 Evaluation Module for Priority Power Multiplexer Applications

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Design tool

PMUX-SWITCHOVER-CALC — Calculate fast switchover parameters for power mux devices

Supported products & hardware
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PMUX-SWITCHOVER-CALC Calculate fast switchover parameters for power mux devices

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Latest version
Version: 1.0.0
Release date: 25 Jan 2024
download power_mux_design_calculator.xlsx  — 189 K

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Products
Power muxes
TPS2121 2.7-V to 22-V, 56-mΩ, 4.5-A, power mux with seamless switchover TPS2116 1.6-V to 5.5-V, 40-mΩ, 2.5-A, low-IQ, priority power multiplexer
Hardware development
Evaluation board
TPS2117EVM TPS2117 evaluation module for the 5.5-V, 4.5-A power mux with low IQ TPS2121EVM-023 TPS2121 Evaluation Module for Priority Power Multiplexer Applications TPS2116EVM TPS2116 low iq power mux with manual and automatic switchover evaluation module

Release Infomation

Tool that calculates switchover parameters for power mux devices

TI's Standard Terms and Conditions for Evaluation Items apply.

Technical documentation

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Type Title Date
* EVM User's guide TPS212x Evaluation Module User's Guide (Rev. A) 15 Jan 2019
Data sheet TPS212x 2.8-V to 22-V Priority Power MUX with Seamless Switchover datasheet (Rev. F) 28 Aug 2020
Certificate TPS2121EVM-023 EU Declaration of Conformity (DoC) 02 Jan 2019

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