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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.


Design Examples

Document Description Design
Ideas		 Design
Example
Reports		 Engineering
Prototype
Reports		 Reference
Design
Kits
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-158
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.
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

Recommended Product Families

IC Product
Family		 Design Guides Typical Circuit
Configuration		 Power/Current
Ratings*		 Description
LinkSwitch™-CV Product family application note. Flyback Up to 8.5 W Tight CV, primary side control, capable of exceeding all energy efficiency specifications
LinkSwitch™-II Product family application note. Flyback Up to 5.5 W Tight CV/CC, primary side control, capable of exceeding all energy efficiency specifications.
TinySwitch™-III NA 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 Product family application note. Flyback Up to 3 W Lowest component count switcher with advanced safety features for superior features over linears and RCC power supplies.
LinkSwitch™-XT Product family application note. Flyback Up to 6 W Very tight CV/CC with Clampless™ technology
* Universal input, open frame

Related Design Support Documents

General Design Information
Product Datasheets
AC-DC Selector Guide
Package Information

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