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Renesas Electronics Corporation

Bedside Monitor Power Supply

Overview

Description

This power supply system is designed for 60W+ devices operating in healthcare environments, such as bedside monitors and connected sensor probes. It includes a battery backup to ensure continuous operation even during power outages. The system also provides an isolated 5V supply for patient-facing sensor probes to improve patient safety. Multiple supply rails are available for the main monitor to power the display, controller, and peripheral devices. Together with the bedside monitor system and medical sensor probes, this enables the implementation of a holistic patient monitoring system that is scalable for MCU or MPU implementation based on performance needs.

System Benefits:

  • Separate isolated supply for sensor probes worn by the patient ensures safety, maintains signal integrity, and supports regulatory compliance.
  • High-performance GaN FET and MOSFET devices, combined with advanced power regulation products, ensure safe and efficient operation with built-in protections for overcurrent, over-temperature, overvoltage protections, and more.

Comparison

Applications

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WS180: WEBSheet.521Related Winning Combination.520Related Winning Combination.519Medical Sensor ProbesMedical Sensor ProbesMedical Sensor ProbesGround - Earth.465Sheet.466Sheet.467Sheet.468Sheet.469Ground - Earth.287Sheet.288Sheet.289Sheet.290Sheet.291Ground - Earth.292Sheet.293Sheet.294Sheet.295Sheet.296Ground - Signal.189Sheet.190Sheet.191Sheet.192Sheet.193Sheet.194Connector LineWS180WS180WS180Bridge Rectifier.211Sheet.6Sheet.7Sheet.8Sheet.9Sheet.10Sheet.11Sheet.12Sheet.13Sheet.14Sheet.15Sheet.16Sheet.17Sheet.18Sheet.19Sheet.20Sheet.21Ground - SignalSheet.23Sheet.24Sheet.25Sheet.26Sheet.27LineConnector 1.160Line.42Line.43Connector 1.160.44Line.45Sheet.48Sheet.39Capacitor PolaizedSheet.29Sheet.30Sheet.31Sheet.32Ground - Signal.33Sheet.34Sheet.35Sheet.36Sheet.37Sheet.38Line.46Connector 1.160.47Connector 1.160.49120VAC/240VAC120VAC/240VAC120VAC/240VACLine.51Line.52Connector 1.160.53Line.54AC Power Source.210Sheet.3Alternating CurrentTransformer Inductor Coreless (Air conductor)Sheet.57Sheet.58Sheet.59Sheet.60Sheet.61Sheet.62Sheet.63Sheet.64Sheet.65Ground - Signal.103Sheet.104Sheet.105Sheet.106Sheet.107Sheet.108Sheet.117Line.115Line.116Transformer Inductor Coreless (Air conductor).118Sheet.119Sheet.120Sheet.121Sheet.122Sheet.123Sheet.124Sheet.125Sheet.126Sheet.127Ground - Signal.128Sheet.129Sheet.130Sheet.131Sheet.132Sheet.133Line.134Transformer Inductor Coreless (Air conductor).135Sheet.136Sheet.137Sheet.138Sheet.139Sheet.140Sheet.141Sheet.142Sheet.143Sheet.144Connector ArrowConnector Arrow.166Connector Line.167Sheet.171Circle.110Resistor - FixedCircle.169DiodeSheet.173Sheet.174Sheet.175Connector Arrow.176Line.177Connector 1.160.178Transformer Inductor Coreless (Air conductor).179Sheet.180Sheet.181Sheet.182Sheet.183Sheet.184Sheet.185Sheet.186Sheet.187Sheet.188Ground - EarthSheet.196Sheet.197Sheet.198Sheet.199Line.201Connector Line.205Connected signals arrowLine.207Connector Arrow.209Connector Arrow.211Connected signals arrow.212Sheet.224Capacitor PolaizedSheet.214Sheet.215Sheet.216Sheet.217Ground - Earth.218Sheet.219Sheet.220Sheet.221Sheet.222Connected signals lineConnector Arrow.227Connected signals arrow.229Connector Arrow.230Connected signals arrow.23112V/5A, 60W12V/5A, 60W12V/5A, 60WBi-directionalGround - Signal.242Sheet.243Sheet.244Sheet.245Sheet.246Sheet.247Connector Line.249Sheet.256Capacitor Non-polarizedSheet.238Sheet.239Sheet.240Sheet.241Circle.248Line.257Connected signals lineConnector Arrow.259Connector Line.260Connected signals arrow.264Connector Arrow.267Connector Arrow.269MOSFETMOSFETMOSFETMOSFETMOSFETMOSFETMOSFETMOSFETMOSFETTransformer Inductor Coreless (Air conductor).276Sheet.277Sheet.278Sheet.279Sheet.280Sheet.281Sheet.282Sheet.283Sheet.284Sheet.285Connector Line.286Connector Line.297Connected signals line.298Connected signals line.299Connected signals arrow.300Sheet.305Circle.266Circle.302Circle.303Circle.304Connector Arrow.306Connector Arrow.307Connector Arrow.308Connected signals line.309Connector Arrow.311Connector Arrow.312Connected signals line.313Ground - Earth.314Sheet.315Sheet.316Sheet.317Sheet.318Battery 3-CellSheet.320Sheet.321Sheet.322Sheet.323Line 1pt.1552Line 1pt.1608Sheet.326Sheet.327Backup Battery 12V/6Ah LiFePO2Backup Battery 12V/6Ah LiFePO2Backup Battery12V/6AhLiFePO2Connector Line.329Line Arrow12V/1A12V/1A12V/1AConnector 1.160.337Line Arrow.340Line Arrow.3415V/5Amax5V/5Amax5V/5Amax3.3V/3Amax3.3V/3Amax3.3V/3AmaxLine Arrow.345Line Arrow.346Connector 1.160.347Connector 1.160.348Transformer Inductor Coreless (Air conductor).349Sheet.350Sheet.351Sheet.352Sheet.353Sheet.354Sheet.355Sheet.356Sheet.357Sheet.358Transformer Inductor Coreless (Air conductor).359Sheet.360Sheet.361Sheet.362Sheet.363Sheet.364Sheet.365Sheet.366Sheet.367Sheet.368Line.369Transformer Inductor Coreless (Air conductor).370Sheet.371Sheet.372Sheet.373Sheet.374Sheet.375Sheet.376Sheet.377Sheet.378Sheet.379Sheet.380Line.115Line.116Diode.383Sheet.384Sheet.385Sheet.386Diode.387Sheet.388Sheet.389Sheet.390Capacitor PolaizedSheet.394Sheet.395Sheet.396Sheet.397Line.46Connector 1.47Transistor - NPNSheet.407Sheet.408Sheet.409Sheet.410Sheet.411FET n-channel.420Sheet.413Sheet.414Sheet.415Sheet.416Sheet.417Sheet.418Label Text 10pt.262Line.421Line.422Line.423Line.424Connector 1.160.425Sheet.431Connector 2Connector 2.427GroundSheet.429Sheet.4303.3Vsensor/2A3.3Vsensor/2A3.3Vsensor/2ALine Arrow.433Ground - Earth.436Sheet.437Sheet.438Sheet.439Sheet.440Line.446Connected signals line.447Diode.449Sheet.450Sheet.451Sheet.452Line.453Connector 1.160.454Line.456Connector 1.160.458Sheet.459Resistor - FixedCircle.302Sheet.470Resistor - Fixed.455Ground - Earth.460Sheet.461Sheet.462Sheet.463Sheet.464Sheet.478Circle.304Sheet.471Resistor - Fixed.455Ground - Earth.460Sheet.474Sheet.475Sheet.476Sheet.477Connector Arrow.479VsenseVsenseVsenseIsenseIsenseIsenseTransistor - NPN.482Sheet.483Sheet.484Sheet.485Sheet.486Sheet.487FET n-channel.420Sheet.489Sheet.490Sheet.491Sheet.492Sheet.493Sheet.494Label Text 10pt.262Connector 1.160.496Circle.497Connector Line.498Circle.444Circle.499Line.501Circle.303Connector Arrow.503Connector 1.160.504Circle.505Connector Line.506Connector Line.507Line.508Connector Line.509Connector 1.160.510Line Arrow.511VBAT,12VVBAT,12VVBAT,12VLine Arrow.515Connector 1.160.516GaN FETGaN FETGaN FETGaN FETGaN FETGaN FETOptocouplerOptocouplerOptocouplerMOSFETMOSFETMOSFETRectificationRectificationRectificationShunt RegulatorShunt RegulatorShunt RegulatorSheet.517Circle.113Circle.170AC/DC PrimaryAC/DC PrimaryAC/DC PrimaryCircle.266DC/DCDC/DCDC/DCDC/DCDC/DCDC/DCMOSFETMOSFETMOSFETMOSFETMOSFETMOSFETSwitchover CTRLSwitchover CTRLSwitchover CTRLBedside MonitorBedside MonitorBedside MonitorDC/DCDC/DCDC/DCMOSFETMOSFETMOSFETMOSFETMOSFETMOSFETBuck-Boost ChargerBuck-Boost ChargerBuck-Boost ChargerLine Arrow.523Line Arrow.524
Exiting Interactive Block Diagram

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