RDK-462: 5V @ 2A, 90 ~ 265VAC in

Summary

This document is an engineering report describing a 2A, 5.0V USB charger utilizing a device from the LinkSwitch-4 family of ICs. This design is intended to show the high power density and efficiency that is possible due to the high level of integration while still providing exceptional performance.

This document contains the power supply specification, schematic, bill of materials, transformer documentation, printed circuit layout, and performance data.

Specifications

Manufacturer Power Integrations
Category AC/DC and DC/DC Conversion
Sub-Category AC/DC SMPS - Single Output
Eval Board Part Number 596-1506-ND
Eval Board Supplier Power Integrations
Eval Board Normally In Stock
AC Voltage 115 V
230 V
Universal (115 / 230V)
Outputs and Type 1 Isolated
Voltage Out 5 V
Current Out 2 A
Output Power 10 W
Features Current Limit (Adj. or Fixed)
Over Voltage Protection
PFM or PWM
Short Circuit Protection
Thermal Protection
Efficiency @ Conditions >80%, 230 VAC, 5V @ 0.5 ~ 1.6 A
>80%, 115 VAC, 5V @ 12 ~ 75% load
No-load Input Power @ Voltage 30 mW @ 230 V
Switching Frequency Up to 65 kHz
Internal Switch Yes
Component Count + Extras 34 + 4
Voltage In 90 ~ 265 VAC
Design Author Power Integrations
Application / Target Market Battery Chargers
Cell Phones
Main I.C. Base Part LNK4023
Date Created By Author 2015-07
Date Added To Library 2016-07

Eval Board

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Support Documents & Media

RDR-462 - User Guide LinkSwitch-4 Family - Datasheet

Media

RDK_462_Schematic_Full.png RDK_462_Board_1_Full.jpg RDK_462_Board_2_Full.jpg RDK_462_Chart_1_Full.png RDK_462_Chart_2_Full.png RDK_462_Chart_3_Full.png