FOD817 representative package visual — not an exact-product photograph

Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image

Exact MPN18 sourced attributes1 source document

onsemi · exact orderable part

FOD817

OPTOISOLATOR 5KV TRANSISTOR 4DIP

Number of Channels: 1
Voltage - Isolation: 5000Vrms
Input Type: DC
Output Type: Transistor
Voltage - Output (Max): 70V
Current Transfer Ratio (Min): 50% @ 5mA
Current - DC Forward (If) (Max): 50 mA
Mounting Type: Through Hole
Voltage - Forward (Vf) (Typ): 1.2V

Original manufacturerCommercial terms confirmed per lot

Manufactureronsemi

Package / case4-DIP (0.300", 7.62mm)

Mounting typeThrough Hole

PackingTube

Technical parameters

Technical specifications

18 normalized values · 1 validated source

Report a data issue

FOD817 technical parameters
Parameter	Value
Base Product Number	FOD817 [1]
Current - DC Forward (If) (Max)	50 mA [1]
Current Transfer Ratio (Min)	50% @ 5mA [1]
Current - Output / Channel	50mA [1]
Input Type	DC [1]
Current Transfer Ratio (Max)	600% @ 5mA [1]
Mfr	onsemi [1]
Mounting Type	Through Hole [1]
Number of Channels	1 [1]
Operating Temperature	-55°C ~ 110°C [1]
Output Type	Transistor [1]
Product Status	Active [1]
Vce Saturation (Max)	200mV [1]
Rise / Fall Time (Typ)	4µs, 3µs [1]
Voltage - Forward (Vf) (Typ)	1.2V [1]
Voltage - Isolation	5000Vrms [1]
Voltage - Output (Max)	70V [1]
Package / Case	4-DIP (0.300", 7.62mm) [1]

Specification references[1]onsemi FOD817 vendor product record ↗

Catalog relationships

Keep family and exact MPN intent separate.

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufactureronsemiView brand page →CategoryTransistor, Photovoltaic Output OptoisolatorsView category page →

Related exact parts

Other published parts

Browse exact MPNs and compare their specifications. These links do not imply compatibility or interchangeability.