FOD4218S The On Semiconductor FOD4218S is a Triac output optoisolator designed for driving discrete triacs. It features 5000Vrms isolation and an 800V off-state voltage.
Mfr Part #:

FOD4218S

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The On Semiconductor FOD4218S is a Triac output optoisolator designed for driving discrete triacs. It features 5000Vrms isolation and an 800V off-state voltage.
Total Stock: 550 pcs
$ Price Range: $0.99

FOD4218S Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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550 pcs
550 pcs On Request 1 On Request On Request 1211 On Request On Request

FOD4218S Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Current
Forward Voltage
Insulation Resistance
Mounting Type
Number of Channels
Operating Temperature
Output Power
Output Type
Static dV
Storage Temperature
Supplier Device Package
Tape & Reel
Turn On Time
Voltage
Zero Crossing Circuit

FOD4218S Description

Short technical summary and product information.

The On Semiconductor FOD4218S is a high-performance optoisolator featuring a Triac output, suitable for applications requiring isolation between control and load circuits. It provides 5000Vrms of isolation and can withstand an 800V off-state voltage.

 

Key electrical characteristics include a maximum peak on-state current of 300mA and a high static dv/dt rating of 10 kV/µs. The device requires a low LED trigger current of 1.3mA, making it efficient for triggering. It operates within a temperature range of -55°C to 100°C.

 

This optoisolator is housed in a 6-SMD, Gull Wing package, designed for surface mounting. It is Pb-free and RoHS compliant, making it suitable for modern electronic designs. Applications include solid-state relays, industrial controls, and lighting controls.

 

Safety and regulatory approvals include UL1577 and DIN-EN/IEC60747-5-5, ensuring reliable performance in demanding environments. The device also offers high insulation resistance and creepage/clearance distances for enhanced safety.

FOD4218S Quick Information

Product Type: Optoisolator
Canonical Name: FOD4218S Triac Output Optoisolator
Subcategory: Triac, SCR Output

FOD4218S Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

FOD4218S Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

FOD4218S Features

  • 5000Vrms isolation voltage rating.
  • 800V maximum off-state voltage.
  • 1.3mA maximum LED trigger current.
  • High static dv/dt rating.
  • Surface mount 6-SMD package.

FOD4218S Applications

  • Used in solid-state relays.
  • Suitable for industrial controls.
  • Applicable for lighting controls.
  • Drives discrete triacs effectively.

FOD4218S FAQs

4 frequently asked questions generated from this part’s specifications.
What is the isolation voltage of the FOD4218S?

The FOD4218S offers 5000Vrms isolation voltage.

What is the maximum off-state voltage for the FOD4218S?

The maximum off-state voltage is 800V.

What is the operating temperature range for this optoisolator?

The operating temperature range is -55°C to 100°C.

Is the FOD4218S RoHS compliant?

The FOD4218S is RoHS3 Compliant.

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