TIPA-050061

C2000™ discrete power supply reference design

Design files

TIPA-050061

Design files

Overview

This discrete power reference design is to be used as a guide for the C2000™ power tree for automotive applications.

Features

Outlines the discrete power tree design needed to support the C2000™ MCUs
Systematic capability up to ASIL-D
Adapt to changing system requirements
- Removing power rail
- Adjusting power domain accuracy
- Decreasing power consumption
- Maximizing ADC performance with voltage reference
- Optimizing cost and multisource
- Tailoring to system voltage monitor requirements

Automotive

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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.

Design guide — TIPA-050061

PDF | HTML

TIDUFJ7.PDF (298 KB)

Reference design overview and verified performance test data

Products

Includes TI products in the design and potential alternatives.

Automotive powertrain, zonal & chassis control MCUs

F29H859TU-Q1 — Automotive C2000™ 64-bit MCU with C29x 200MHz tri-core, lockstep, functional safety compliance, 4MB

Data sheet: PDF | HTML

Automotive powertrain, zonal & chassis control MCUs

TMS320F2800157-Q1 — Automotive C2000™ 32-bit MCU 120-MHz 256-KB flash with HRPWM, CAN-FD, lockstep ASIL B, grade 0 and 1

Data sheet: PDF | HTML

Automotive powertrain, zonal & chassis control MCUs

TMS320F280039-Q1 — Automotive C2000™ 32-bit MCU 120-MHz 384-KB flash, FPU, TMU with CLA, AES and CAN-FD

Data sheet: PDF | HTML

Automotive powertrain, zonal & chassis control MCUs

TMS320F280049-Q1 — Automotive C2000™ 32-bit MCU with 100 MHz, FPU, TMU, 256 KB flash, CLA, PGAs, SDFM

Data sheet: PDF | HTML

Automotive powertrain, zonal & chassis control MCUs

TMS320F28P659DK-Q1 — C2000™ 32-bit MCU, 2x C28x+CLA CPU, Lock Step, 1.28-MB flash, 16-b ADC, HRPWM, CAN-FD, AES

Data sheet: PDF | HTML

DC/DC converters

LMR60406-Q1 — Automotive 36V, 600mA synchronous buck converter with low Iq, high-efficiency and minimized cout

Data sheet: PDF | HTML

DC/DC converters

LMR60410-Q1 — Automotive, 36V, 1A synchronous buck converter with low Iq and high-efficiency with minimized cout

Data sheet: PDF | HTML

Linear & low-dropout (LDO) regulators

TPS7A21-Q1 — Automotive, 500mA, low-noise ultra-low-IQ high-PSRR low-dropout (LDO) voltage regulator

Data sheet: PDF | HTML

Linear & low-dropout (LDO) regulators

TPS7N41-Q1 — Automotive, 1A, low-noise low-IQ high-PSRR low-dropout (LDO) voltage regulator

Data sheet: PDF | HTML

Reset & watchdog ICs

TPS389C03-Q1 — Automotive, 3-channel, overvoltage and undervoltage I²C programmable supervisor with Q&A watchdog

Data sheet: PDF | HTML

Series voltage references

REF5030A-Q1 — Automotive, low-noise, very-low drift, precision 3-V series voltage reference

Data sheet: PDF | HTML

Shunt voltage references

LM4040-N-Q1 — Automotive, 100-ppm/°C precision micropower shunt voltage reference

Data sheet: PDF | HTML

Technical documentation

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Top documentation	Type	Title	Format options	Date
*	Design guide	C2000 Discrete Power Supply Reference Design	PDF \| HTML	Jun 30, 2026

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