Search by part number

GlobalRequest support

Explore VyrianAbout

A global team built around accountable electronic-component sourcing.

CompanyWho we are Global presence Our team

People & planetPlant 5 initiative Recognition Corporate responsibility

Quality & Compliance

Explore VyrianQuality & Compliance

Controlled processes, traceability, testing, and risk management.

AssuranceQuality system Anti-counterfeit Certifications

ComplianceTrade compliance Supplier controls Request documentation

Explore VyrianLabs

Inspection and engineering support for critical components.

CapabilitiesLaboratory network Testing process Equipment

SupportStandards Engineering labs brochure Request lab support

Explore VyrianProducts

Find parts by MPN, category, manufacturer, or application.

CatalogAll products Browse categories All manufacturers

SourceSearch by part number Product line card Submit a sourcing request

Explore VyrianManufacturers

Explore the manufacturer network Vyrian supports worldwide.

DirectoryAll manufacturers Manufacturer search 2026 Product Line Card

ProcurementSearch by part number Alternative sourcing Supplier enquiries

Global electronic-component sourcing, testing, and supply-chain support.

Headquarters

3931 Ann Arbor Drive
Houston, TX 77063
United States

+1 855 455 7151 [email protected]

Quick linksAbout Products Manufacturers Quality & compliance Engineering labs Plant 5 Product line card Company presentation

Ready to source a part?

Send an MPN or project requirement to Vyrian’s sourcing team.

Start an enquiry

© 2026 Vyrian. All rights reserved.

Terms & conditions Privacy policy Cookie policy

K817P4 — Vishay Semiconductor Opto Division | Vyrian

Home/Products/Optocouplers, Optoisolators/Transistor, Photovoltaic Output Optoisolators/Vishay Semiconductor Opto Division/K817P4

K817P4 by Vishay Semiconductor Opto Division

Transistor, Photovoltaic Output Optoisolators

K817P4

Lifecycle unverifiedRoHS / REACH on request

Manufacturer: Vishay Semiconductor Opto Division
Manufacturer part number: K817P4
Category: Transistor, Photovoltaic Output Optoisolators
Datasheet: Manufacturer documentation
Description: OPTOISOLATOR 5KV 1CH TRANS 4-DIP

Request a quote

Source K817P4

Send the essentials now. Our team will follow up for quantity, date code or testing requirements.

Name *CompanyMPN *Quantity *Email *

Message

By submitting, you agree that Vyrian may use this information to respond to your request. See the privacy policy.

Technical review No cart or checkout

Manufacturer data

Technical details

Use this summary for discovery only. Confirm all design-critical values against current manufacturer-controlled documentation.

Physical

Case/Package: 4-DIP (0.300", 7.62mm)
Mount: Through Hole
Supplier Device Package: 4-DIP

Technical

Current - DC Forward (If) (Max): 60 mA
Current - Output / Channel: 50mA
Current Transfer Ratio (Max): 320% @ 10mA
Current Transfer Ratio (Min): 160% @ 10mA
Grade: -
Input Type: DC
Number of Channels: 1
Operating Temperature: -40°C ~ 100°C
Output Type: Transistor
Product Status: Obsolete
Qualification: -
Rise / Fall Time (Typ): 3µs, 4.7µs
Series: -
Turn On / Turn Off Time (Typ): 6µs, 5µs
Vce Saturation (Max): 300mV
Voltage - Forward (Vf) (Typ): 1.25V
Voltage - Isolation: 5000Vrms
Voltage - Output (Max): 70V

Sourcing

Qualified supply, not a shopping cart.

Commercial availability, condition, packaging and traceability are confirmed against your exact requirement through RFQ.

Request this part

More from Vishay Semiconductor Opto Division

Part discovery

More from Vishay Semiconductor Opto Division

Submit any listed MPN for current sourcing, lifecycle and compliance review.

SFH619A-X009TO

Vishay Semiconductor Opto DivisionTransistor, Photovoltaic Output Optoisolators

OPTOISOLTR 5.3KV 1CH DARL 4-SMD

6N135-3054

Vishay Semiconductor Opto DivisionTransistor, Photovoltaic Output Optoisolators

OPTOISO 5.3KV TRANS W/BASE 8-DIP

SFH601-3X027T

Vishay Semiconductor Opto DivisionTransistor, Photovoltaic Output Optoisolators

OPTOISO 5KV TRANS W/BASE 6-SMD

SFH601-3X002

Vishay Semiconductor Opto DivisionTransistor, Photovoltaic Output Optoisolators

OPTOISO 5KV TRANS W/BASE 6-SMD