TOP254YN - Power Integrations

Manufacturer Part Number

TOP254YN

Manufacturer

power-integrations

Introduction

The TOP254YN is a highly integrated offline switcher IC from Power Integrations. It integrates a high-voltage power MOSFET, along with control, protection, and feedback circuitry, making it an ideal choice for designing compact, efficient, and cost-effective AC-DC power supplies. This product offers a comprehensive set of features and performance characteristics, making it suitable for a wide range of applications.

Product Features and Performance

Integrated high-voltage power MOSFET supporting up to 700V breakdown voltage

Flyback topology for efficient power conversion

Fixed-frequency operation at 66kHz or 132kHz, selectable via the external resistor

78% maximum duty cycle for high efficiency

Comprehensive protection features, including current limiting, over-temperature, and over-voltage protection

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

Available in a TO-220-7 package with formed leads, providing a compact solution

Product Advantages

Highly integrated design simplifies the power supply circuit and reduces component count

Robust protection features ensure reliable and safe operation

Flexible operating frequency options allow optimization for different application requirements

Wide temperature range makes the TOP254YN suitable for a variety of environmental conditions

Key Reasons to Choose This Product

Compact and efficient power conversion solution

Comprehensive protection features for enhanced reliability

Versatile operating characteristics to meet various application needs

Cost-effective design for budget-conscious projects

Quality and Safety Features

Rigorous quality control and testing processes ensure high product reliability

Safety certifications and compliance with industry standards, such as UL and IEC

Compatibility

The TOP254YN is suitable for a wide range of AC-DC power supply applications, including:

Household appliances

Industrial equipment

Consumer electronics

Lighting solutions

Application Areas

Offline power conversion

AC-DC adapters and chargers

Industrial control systems

Lighting ballasts and drivers

Product Lifecycle

The TOP254YN is an actively supported product in the Power Integrations' TOPSwitch®-HX series. There are currently no plans for the discontinuation of this model.

Equivalent or alternative models:

TOP256YN

TOP257YN

TOP258YN

These models offer similar features and performance characteristics, allowing customers to select the most suitable option for their specific application requirements.

If you require further assistance or have any questions, please contact our sales team through our website.