TIDA-010281

mmWave radar sensing reference design for safer robot perception

TIDA-010281

Design files

Overview

This reference design features a safety millimeter- wave (mmWave) radar sensor (IWR6843AOP) and safety power management integrated circuit (PMIC) (LP87745) to enable safe perception in robotics and industrial automation applications. The design supports Q&A watchdog communication, level or PWM error signal monitoring (ESM), safety diagnostics, and radar reset functions for autonomous mobile robots (AMRs), automated guided vehicles (AGVs), humanoids, industrial robots, and collaborative robots.

Features
  • Functional safety compliant radar with hardware integrity level up to SIL-2 and systematic capability of SIL-3
  • Functional safety compliant PMIC with hardware integrity level up to SIL-2 and systematic capability of SIL-3
  • Software support for watchdog communication between PMIC and radar
  • Provides test results for:
    • Radar performance with the safety PMIC
    • Q&A watchdog functionality from the PMIC
    • Level or PWM error signal monitoring (ESM)
    • Safety diagnostics and radar reset
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

PDF | HTML
TIDUFG3.PDF (297 KB)

Reference design overview and verified performance test data

SLURB75.PDF (526 KB)

Detailed overview of design layout for component placement

SLVMEO8.PDF (141 KB)

Complete listing of design components, reference designators, and manufacturers/part numbers

SLVMEO7.ZIP (10627 KB)

Files used for 3D models or 2D drawings of IC components

SLVC919.ZIP (3803 KB)

Design file that contains information on physical board layer of design PCB

SLVMEO5.PDF (2296 KB)

PCB layer plot file used for generating PCB design layout

SLVRBY1.PDF (1965 KB)

Detailed schematic diagram for design layout and components

Products

Includes TI products in the design and potential alternatives.

AC/DC & DC/DC converters (integrated FET)

LM68635-Q1Automotive, 65V, 3.5A synchronous functional safety buck converter

Data sheet: PDF | HTML
Industrial mmWave radar sensors

IWR6843AOPSingle-chip 60-GHz to 64-GHz intelligent mmWave sensor with integrated antenna on package (AoP)

Data sheet: PDF | HTML
Multi-channel ICs (PMICs)

LP87745Three 3-A low-noise buck converter, I/O LDO and 5-V boost converter PMIC for industrial radar MMICs

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Design guide mmWave Radar Sensing Reference Design for Safer Robot Perception PDF | HTML Dec 2, 2025

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