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onsemi FOD8 Optoisolators Series

58 variants · onsemi

About the onsemi FOD8 Optoisolators Series

The onsemi FOD8 Optoisolators Series series groups 58 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common case of 4-DIP (0.300\", 7.62mm), channels of 1 and current - DC forward (If) of 50 mA. Variants differ by current transfer ratio and operating temperature, so you can match the exact current transfer ratio your application requires using the selection guide below.

Select a variant by

Current transfer ratio
160% @ 5mA · 600% @ 5mA
Operating temperature
-55°C ~ 110°C · -55°C~110°C

Shared specifications

Case
4-DIP (0.300\", 7.62mm)
Channels
1
Current - DC forward (If)
50 mA
Current - output (Channel)
50mA
Input type
DC
Mounting
Through Hole
Output type
Transistor
Package
Tube
Rise (Fall time)
4µs, 3µs
Turn on (Turn off time)
-
Vce saturation
200mV
Voltage - forward (Vf)
1.2V

Variant comparison

ParameterFOD817A300FOD817D
Current transfer ratio160% @ 5mA600% @ 5mA
Operating temperature-55°C ~ 110°C-55°C~110°C

Request a quote on any onsemi FOD8 Optoisolators Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants