FOD4208SD - Fairchild Semiconductor

Manufacturer Part Number

FOD4208SD

Manufacturer

Fairchild (onsemi)

Introduction

Optoisolator with Triac/SCR Output

Product Features and Performance

1-channel optoisolator

Triac/SCR output

Operating temperature range: -55°C to 100°C

5000Vrms isolation voltage

Forward voltage (Vf) of 1.28V (typical)

30mA maximum DC forward current (If)

60μs turn-on time

10kV/μs minimum static dV/dt

800V off-state voltage

500A hold current (Ih)

2mA maximum LED trigger current (Ift)

Product Advantages

High isolation voltage

Low forward voltage

Fast turn-on time

High dV/dt capability

Suitable for a wide range of operating temperatures

Key Technical Parameters

Number of Channels: 1

Output Type: Triac

Current DC Forward (If) (Max): 30mA

Voltage Isolation: 5000Vrms

Voltage Forward (Vf) (Typ): 1.28V

Turn On Time: 60μs

Static dV/dt (Min): 10kV/μs

Voltage Off State: 800V

Current Hold (Ih): 500A

Current LED Trigger (Ift) (Max): 2mA

Quality and Safety Features

Approved by cUL, FIMKO, and UL

Designed for reliable performance and safety

Compatibility

Suitable for a wide range of applications requiring high isolation, fast switching, and high dV/dt capability

Application Areas

Industrial automation

Motor control

Power supplies

Household appliances

Medical equipment

Product Lifecycle

This product is currently in production and not nearing discontinuation.

Replacement or upgrade options may be available from the manufacturer.

Key Reasons to Choose This Product

High isolation voltage for safety and reliability

Fast switching and high dV/dt capability for efficient control

Wide operating temperature range for versatile applications

Low forward voltage for energy-efficient operation

Compact 6-SMD package for space-saving design

Manufacturer's reputation for quality and reliability