USB AC/DC adapter
Products and reference designs
USB AC/DC adapter
Overview
Our integrated circuits and reference designs help you create innovative mobile wall charger designs with high efficiency, low standby power, high density and low cost to meet all standards to be more competitive.
Design requirements
Modern mobile wall charger designs often require:
- High efficiency and low standby power to meet Energy Star®, DoE and CoC standards.
- High density for increased portability.
- Low cost to be more competitive.
Block diagram
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Technical documentation
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| Type | Title | Date | ||
|---|---|---|---|---|
| Application note | Analysis and Measurement of Resonant Tank Current on LLC | 30 Jul 2013 | ||
| Application note | A High Efficiency Synchronous Rectifier Flyback for High Density AC/DC Adapter | 30 Aug 2011 | ||
| Technical article | Gain ultra-high power density for 100-W USB Power Delivery adapters | PDF | HTML | 29 Jun 2023 | |
| White paper | An Interleaved PFC Preregulator for High-Power Converters | 28 Apr 2015 | ||
| Application note | Designing with the ATL431LI | 27 Nov 2018 | ||
| Technical article | Achieving the programmable power supply function in USB PD applications | PDF | HTML | 22 Jun 2023 | |
| Application brief | Precision Current Measurements on High-Voltage Power-Supply Rails (Rev. F) | PDF | HTML | 17 Oct 2022 | |
| Analog Design Journal | Design a transition-mode, bridgeless PFC with a standard PFC controller | 11 Nov 2014 |
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