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TIDA-010269

Handheld ultrasound imaging device power supply reference design

TIDA-010269

Design files

Overview

This reference design is built to power the next generation 128-channel ultrasound smart probe that adopts our new generation transmitter and receiver. The compact size (88mm × 45mm × 20mm) includes all power functions for a 128-channel smart probe with >80% efficiency. This transformerless high-voltage power supply (±75V at 25mA), new boost regulator enables the reference design to meet most smart probe applications.

Features
  • Transformerless, dual-rail, high-voltage (±75V at 25mA) generation from 5V USB Type-C® in single stage implementation to meet component height requirement of <5mm
  • Compact board size (less than 88mm × 45mm × 20mm)
  • End-to-end system efficiency of 80% running at full load
  • Enable and disable supplies for power optimization and all rails can be synchronized to external clock
  • Accurate real-time power consumption measurement using high-performance current sensing amplifier INA231
  • High-speed data acquisition over USB 2.0 up to 480Mbps
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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
TIDUFA5.PDF (2405 K)

Reference design overview and verified performance test data

TIDMDM2.PDF (1116 K)

Detailed schematic diagram for design layout and components

TIDMDM3.PDF (438 K)

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

TIDMDM4.PDF (838 K)

Detailed overview of design layout for component placement

TIDMDM7.ZIP (26470 K)

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

TIDCGT9.ZIP (6473 K)

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

TIDMDM5.PDF (34908 K)

PCB layer plot file used for generating PCB design layout

Technical documentation

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Type Title Date
Design guide Handheld Ultrasound Imaging Device Power Supply Reference Design PDF | HTML Sep. 27, 2024

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