FAN7621SSJX - onsemi

Manufacturer Part Number

FAN7621SSJX

Manufacturer

onsemi

Introduction

The FAN7621SSJX is a sophisticated integrated circuit designed for power management, specifically in the category of AC DC converters and offline switches. It's aimed at providing efficient power conversion in various electronic devices.

Product Features and Performance

Operates as a Half-Bridge topology

Does not include internal switches

Features isolated output for safety and functionality

Startup voltage of 12.5V, with an operating supply voltage range of 10V to 25V

Supports a duty cycle of up to 50%

Capable of switching frequencies up to 300kHz

Includes protections against current limiting, overload, over temperature, and over voltage

Incorporates frequency control for precise operation

Product Advantages

The isolation feature enhances the safety and reliability of the power supply design.

Flexible supply voltage range accommodates various applications.

High switching frequency allows for smaller and more efficient transformer designs.

Comprehensive fault protection mechanisms improve product reliability and lifespan.

Key Technical Parameters

Output Isolation: Isolated

Voltage Start Up: 12.5V

Voltage Supply (Vcc/Vdd): 10V ~ 25V

Duty Cycle: 50%

Frequency Switching: Up to 300kHz

Operating Temperature: -40°C ~ 130°C (TJ)

Quality and Safety Features

Isolated output design for enhanced safety

Built-in protection features guard against common fault conditions

Compatibility

This device is designed for surface mount technology, making it compatible with various PCB designs.

Application Areas

Power supplies

Electronic devices requiring efficient AC to DC conversion

Product Lifecycle

As of the last update, the FAN7621SSJX is classified as obsolete, indicating that it is nearing discontinuation. Customers are advised to check for available replacements or upgrades.

Several Key Reasons to Choose This Product

High efficiency and reliability due to its half-bridge topology and isolated output

Wide operating voltage and high switching frequency cater to diverse design requirements

Comprehensive protection features minimize risk of damage from common electrical faults

Obsolescence status necessitates considering future-proof alternatives, beneficial for long-term planning