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Cell Phone Charger and Adapter Applications

Power Integrations offers a broad range of highly integrated, high-voltage ICs for off-line power conversion in cell phone charger and adapter applications. Each IC includes a 700 V power MOSFET combined with control and protection circuitry on a single chip. Features include current limiting and thermal shutdown with automatic fault recovery capability to improve reliability, frequency jittering to reduce EMI and EcoSmart® technology to dramatically reduce standby energy waste.

Typical Product Application Design
Ideas		 Design
Example
Reports		 Engineering
Prototype
Reports		 Reference
Design
Kits
48 W 2 Output Power Supply  
Design Ideas are concise two-page documents describing a design for a specific application.
  
5 W Universal Input, Tight CV/CC Charger Design Ideas are concise two-page documents describing a design for a specific application.   Engineering Prototype Reports contain a power supply reference design specification, schematic, bill of materials, transformer documentation, and pcb layout. Performance data and typical operating characteristics are included. The design has been put into production for use in our Reference Design Kits. RDK-160
2.75 W Universal Input, Tight CV/CC Charger Design Ideas are concise two-page documents describing a design for a specific application.   Engineering Prototype Reports contain a power supply reference design specification, schematic, bill of materials, transformer documentation, and pcb layout. Performance data and typical operating characteristics are included. The design has been put into production for use in our Reference Design Kits. RDK-160
1.75 W Loose CV/CC Charger/Adapter pdf      
6 W Universal Input CV Adapter       RDK-201
12 W Universal Input CV Adapter pdf   pdf RDK-91
Low-Cost 2 W Universal Input Tight CV Adapter pdf   pdf DAK-89
2 W Charger Loose CV/CC pdf   pdf DAK-85

 

Product Families Used in These Applications

IC Product
Family		 Typical Circuit
Configuration		 Power/Current
Ratings*		 Description
LinkSwitch®-CV Flyback Up to 8.5 W Tight CV, primary side control, capable of exceeding all energy efficiency specifications
LinkSwitch®-II Flyback Up to 5.5 W Tight CV/CC, primary side control, capable of exceeding all energy efficiency specifications.
TinySwitch®-III Flyback Up to 28.5 W On-time extension and tight I2f parameter to reduce size and cost of input capacitor and transformer plus OVP.
LinkSwitch®-LP Flyback Up to 3 W Lowest component count switcher with advanced safety features for superior features over linears and RCC power supplies.
LinkSwitch®-XT Flyback Up to 6 W Very tight CV/CC with Clampless® technology

* Universal input, open frame

Related Design Support Documents

General Design Information
Design Guides
Product Datasheets   AN-44 LinkSwitch®-II Design Guide
AC-DC Selector Guide   AN-39 LinkSwitch®-LP Flyback Design Guide
Package Information   AN-40 LinkSwitch®-XT Design Guide

 

Contact your local Power Integrations Sales Representative or Distributor for assistance.