TIPA-050047

mmWave AWR1642 and AWR1243 power-supply design with the LP87524P-Q1

TIPA-050047

Design files

Overview

This power supply design describes the optimized power management IC (PMIC) to power the AWR1642 and AWR1243 radar sensors. The technical reference manual is used as a reference for the LP87524B/J/P-Q1 default register bits after OTP memory is downloaded. These LP87524B/J/P-Q1 PMICs also showcases the typical connection between the xWR Radar devices without external LDOs as device meets the noise and ripple specifications with LC filters.

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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

Products

Includes TI products in the design and potential alternatives.

Multi-channel ICs (PMICs)

LP87524B-Q1Multiphase 4MHz, 4A/1.8V + 2.5A/2.3V + 1.5A/3.3V + 1.5A/1.2V buck converters for AWR and IWR MMICs

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

LP87524J-Q1Multiphase 4MHz, 4A/1.0V + 2.5A/1.8V + 1.5A/3.3V + 1.5A/1.2V buck converters for AWR and IWR MMICs

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

LP87524P-Q1Automotive multiphase 4MHz, 3A/1.0V + 3A/1.0V + 2.5A/1.8V + 1.5A/1.2V buck converters for AWR MMICs

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
User guide LP87524x-Q1 Technical Reference Manual (Rev. A) PDF | HTML May 10, 2021

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