PartQuest Explore will be down for maintenance on March 13th from 12:00–2:00 PM EST (17:00–19:00 UTC). Dismiss
AC-DC Power Adapter Designer https://explore.partquest.com/node/394 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/394"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p> <p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p> <p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p> <p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p> <p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p> <p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p> <p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p> <p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
Copy of AC-DC Power Adapter - on Thu, 02/26/2026 - 12:57 Designer https://explore.partquest.com/node/705133 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/705133"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p><p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p><p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p><p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p><p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p><p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p><p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p><p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
Copy of AC-DC Power Adapter - on Tue, 02/24/2026 - 23:52 Designer https://explore.partquest.com/node/705020 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/705020"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p><p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p><p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p><p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p><p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p><p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p><p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p><p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
Copy of ePower_905 - on Sat, 09/20/2025 - 10:02 Designer https://explore.partquest.com/node/697068 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/697068"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p> <p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p> <p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p> <p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p> <p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p> <p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p> <p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p> <p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
Copy of AC-DC Power Adapter - on Wed, 10/18/2023 - 22:48 Designer https://explore.partquest.com/node/616585 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/616585"></iframe> Title Description <p><font><font>Dit is een circuitontwerp voor een typische stroomadapter voor een stopcontact.</font></font></p> <p><font><font>De sinusoïdale bron vertegenwoordigt een typische Amerikaanse 60 Hz, 120V AC-wandvoeding.</font></font></p> <p><font><font>Een transformator verlaagt de spanning naar een beheersbaar bereik om te worden gelijkgericht voor een 5V DC-voeding, maar de golfvorm is nog steeds sinusoïdaal.</font></font></p> <p><font><font>De bruggelijkrichter met 4 dioden neemt dit sinusoïdale signaal met lagere amplitude op en produceert een DC-voorgespannen resultaat, maar nog steeds met ruis als gevolg van het rectificatieproces.</font></font></p> <p><font><font>De condensator vóór de spanningsregelaarchip helpt een deel van deze ruis te verzachten. </font><font>Vervolgens biedt de regelaarchip een op zichzelf staand, feedbackgestuurd mechanisme om de uitgangsspanning op de opgegeven waarde te houden.</font></font></p> <p><font><font>De uitgangscondensator maakt eventuele uitgangsrimpels verder glad en zorgt voor een ladingsreservoir voor het leveren van eventuele pieken in de stroombelasting die zich kunnen voordoen.</font></font></p> <p><font><font>Dit voorbeeld bevat een belastingsweerstand waarmee de effecten van belasting kunnen worden onderzocht. </font><font>De belasting wordt tijdens de simulatie gevarieerd en het is te zien dat boven een belasting van 100 mA de regeling van de uitgangsspanning begint te verslechteren.</font></font></p> <p><font><font>De toevoeging van een paar componenten kan het voor een dergelijk circuit mogelijk maken om aanzienlijk hogere vermogensbelastingen te leveren. </font><font>Zie http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator voor een voorbeeld.</font></font></p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
Copy of AC-DC Power Adapter - on Wed, 08/16/2023 - 19:24 Designer https://explore.partquest.com/node/604303 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/604303"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p> <p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p> <p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p> <p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p> <p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p> <p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p> <p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p> <p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
Copy of AC-DC Power Adapter - on Sun, 07/23/2023 - 12:38 Designer https://explore.partquest.com/node/601735 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/601735"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p> <p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p> <p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p> <p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p> <p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p> <p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p> <p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p> <p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> <quillbot-extension-portal></quillbot-extension-portal> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
AC-DC Power Adapter Designer https://explore.partquest.com/node/462332 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/462332"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p> <p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p> <p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p> <p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p> <p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p> <p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p> <p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p> <p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
AC-DC Power Adapter Designer https://explore.partquest.com/node/462332 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/462332"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p> <p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p> <p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p> <p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p> <p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p> <p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p> <p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p> <p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
Copy of AC-DC Power Adapter - on Fri, 02/26/2021 - 18:53 Designer https://explore.partquest.com/node/413886 <iframe allowfullscreen="true" referrerpolicy="origin-when-cross-origin" frameborder="0" width="100%" height="720" scrolling="no" src="https://explore.partquest.com/node/413886"></iframe> Title Description <p>This is a circuit design for a typical wall-plug power adapter.</p> <p>The sinusoidal source represents a typical US 60 Hz, 120V AC wall supply.</p> <p>A transformer steps the voltage down to a manageable range to be rectified for a 5V DC supply, but the waveform is still sinusoidal.</p> <p>The 4 diode bridge rectifier takes this lower amplitude sinusoidal signal and produces a DC biased result, but still with noise resulting from the rectification process.</p> <p>The capacitor before the voltage regulator chip helps smooth some of this noise. Then the regulator chip provides a self-contained, feedback controlled mechanism to keep the output voltage at the specified value.</p> <p>The output capacitor further smooths any output ripple and provides a reservoir of charge to supply any surge in current load that may be encountered.</p> <p>This example includes a load resistor that allows the exploration of the effects of load. The load is varied during the simulation and it can be seen that above a load of 100 mA, the regulation of the output voltage begins to deteriorate.</p> <p>The addition of a few components can make it possible for such a circuit to provide significantly higher power loads. See http://www.systemvision.com/design/ac-dc-power-adapter-current-boost-regulator for an example.</p> About text formats Tags PowerVoltage RegulatorAC-DC Convertertransformerpower supply Select a tag from the list or create your own.Drag to re-order taxonomy terms. License - None -
