SI9120DY-T1-E3 - Vishay Siliconix

Manufacturer Part Number

SI9120DY-T1-E3

Manufacturer

Vishay Siliconix

Introduction

Power Management Integrated Circuit for AC DC Converters and Offline Switches

Product Features and Performance

Flyback and Forward Topology support

Operating Frequency Range: 40kHz to 1MHz

Duty Cycle: 50%

Operating Temperature: -40°C to 85°C

No internal switch

Isolated Output

Product Advantages

High-frequency operation for compact power supply design

Wide operating voltage supply range

Suitable for various transformer designs due to topology flexibility

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 9.5V to 13.5V

Package / Case: 16-SOIC

Mounting Type: Surface Mount

Quality and Safety Features

Operational over a wide temperature range ensuring reliability

Isolated output for safety and noise reduction

Compatibility

Can be used with external switches suitable for flyback and forward converter designs

Application Areas

Used in power supplies for industrial, telecommunications, and consumer electronics

Product Lifecycle

Obsolete product

Potential need to seek replacements or consider upgrades for new designs

Several Key Reasons to Choose This Product

Trusted manufacturer with a history of reliable products

Flexibility in applications with various topology support

Compact design possibilities due to high switching frequencies

Suitable for designing isolated power supplies which are critical for safety

Ability to operate in harsh temperature environments