Cordless Phone Charger

Power Integrations offers a broad range of highly integrated, high-voltage ICs for off-line power conversion in cordless 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 mW No-load Input Power, 2.1 W CV/CC Charger
Tight CC/CV 2.4 W
Low-Cost 2 W Universal Input CV Adapter				DAK-89
2 W Charger (Linear Replacement)				DAK-85
1.6 W Universal Input CV Adapter				RDK-83

Recommended Product Families

IC Product Family	Design Guides	Typical Circuit Configuration	Power/Current Ratings*	Description
LinkZero™-LP	NA	Flyback	Up to 3 W	Zero No-Load Consumption Integrated Off-Line Switcher
LinkSwitch™-II		Flyback	Up to 5.5 W	Tight CV/CC, primary side control, capable of exceeding all energy efficiency specifications.
LinkSwitch™-LP		Flyback	Up to 3 W	Lowest component count switcher with advanced safety features for superior features over linears and RCC power supplies.

Related Design Support Documents

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