ST AN3011 Application note Wide range input (90 - 265) single output (5 V-11 W) EVLVIP27H-12SB VIPer27 demonstration board handbook

This document describes a wide input voltage range single output power supply, and details its features and characteristics in applications such as LCD or plasma TVs, desktop computers, etc.

Brand: STMicroelectronics
Document type: Application Note
Language: English
Pages: 37
File format: PDF
File size: 1.8 MB
Published: 06 August, 2012
Updated: 28 September, 2023
Model: VIPER27
MD5 checksum: 0D6A13D3B3C5B29B2947C44A6B332FC5
PDF: ST AN3011 Application note Wide range input (90 - 265) single output (5 V-11 W) EVLVIP27H-12SB VIPer27 demonstration board handbook PDF

About this manual

The document details the STMicroelectronics AN3011 application note for the EVLVIP27H-12SB demonstration board. This board utilizes the VIPer27 controller to create an auxiliary power supply suitable for applications like LCD TVs and desktop computers, specifically designed to meet stringent energy-saving requirements with very low standby consumption.

What's inside

Board description
Electrical specifications
Schematic and bill of materials
Transformer characteristics
Testing the board
Efficiency measurements
Overload protection

Specifications

Nameplate output voltage	5V
Max output current	2.2A
Output regulation precision	+5 %
High frequency output voltage ripple	50 mV
Max ambient operating temperature	60 °C

Frequently asked questions

What is the maximum output current capability?

The nameplate specifies a maximum output current of 2.2A.

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