LYT4221E - Power Integrations

Manufacturer Part Number

LYT4221E

Manufacturer

power-integrations

Introduction

The LYT4221E is a high-performance, isolated flyback, step-down (buck), and step-up (boost) offline switch from Power Integrations. It is part of the LYTSwitch-4 series and is designed for power applications up to 12W.

Product Features and Performance

Isolated topology with 725V breakdown voltage

Internal switch with up to 99.9% duty cycle

140kHz switching frequency

Supports power up to 12 Watts

Wide operating temperature range of -40°C to 150°C (TJ)

7-SSIP, 6-lead package with exposed pad and formed leads

Product Advantages

Highly efficient power conversion

Robust isolation and fault protection

Compact and thermally efficient package

Wide operating temperature range

Key Reasons to Choose This Product

Excellent power conversion performance

Reliable isolation and protection features

Versatile topology support

Compact and thermally efficient design

Quality and Safety Features

Robust 725V breakdown voltage

Comprehensive fault protection

Compatibility

The LYT4221E is compatible with a variety of power applications that require an isolated, offline switch with up to 12W of power.

Application Areas

AC-DC power supplies

USB chargers

Industrial and consumer electronics

Auxiliary power supplies

Product Lifecycle

The LYT4221E is an obsolete product. Customers are advised to contact our website's sales team for information on equivalent or alternative models that may be available.