EL817(C)-F Optoisolator Equivalent & Substitute Parts Reference

Part Overview

The Everlight Electronics Co Ltd EL817(C)-F is an active optoisolator featuring a phototransistor output, 5000Vrms isolation voltage, single channel configuration, and through-hole 4-DIP (0.300", 7.62mm) package. The device is commonly used for signal isolation in industrial and commercial applications. It is sometimes necessary to identify alternative models to address inventory availability, procurement flexibility, or supply chain resilience.

Substiute Parts

EL817(C)-F

Everlight Electronics Co LtdIn Stock: 505159EL817(C)-F Datasheet

Current PartRFQ

DPC817D-C-TU

Diodes IncorporatedIn Stock: 1089DPC817D-C-TU Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts have been grouped based exclusively on matching the following key parameters: category (optoisolators), product status (active), number of channels (1), isolation voltage (5000Vrms), current transfer ratio at 5mA (min 200%, max 400%), rise/fall time (typ 18µs), input type (DC), output type (transistor), maximum output voltage (35V), output current per channel (50mA), forward voltage (typ 1.2V–1.25V), maximum forward current (60mA), Vce saturation (max 200mV), operating temperature range (-55°C to 110°C), through-hole mounting, and 4-DIP (0.300", 7.62mm) package.

Parameter Comparison

Engineering Selection Recommendations

Both EL817(C)-F and DPC817D-C-TU are active products with equivalent electrical and mechanical parameters, suitable for through-hole applications in a 4-DIP package. DPC817D-C-TU is RoHS3 compliant and REACH unaffected according to the provided information. Product selection between these optoisolators should be determined based on specific requirements for compliance, inventory status, and supply chain preferences.

Frequently Asked Questions (FAQ)

Q: What parameters must be identical when substituting the EL817(C)-F optoisolator?
A: Only number of channels, voltage isolation (5000Vrms), current transfer ratio at 5mA (min and max values), rise/fall time, input type, output type, voltage output (max), output current per channel, forward voltage, max forward current, Vce saturation, operating temperature range, mounting type, and package/case must be identical.

Q: Are the EL817(C)-F and DPC817D-C-TU optoisolators compatible in PCB footprint and assembly?
A: Both parts use a 4-DIP (0.300", 7.62mm) through-hole package, ensuring compatibility in PCB footprint and assembly.

Q: Can the substitute part DPC817D-C-TU be used as a direct replacement for EL817(C)-F based on electrical performance?
A: DPC817D-C-TU matches the key electrical parameters of EL817(C)-F, including current transfer ratio, isolation voltage, and switching characteristics, based on the data provided.

Q: Does compliance or certification affect part selection between these optoisolators?
A: RoHS3 compliance and REACH status are provided for DPC817D-C-TU. Selection should align with required certifications for the application environment.

Q: Is there any difference in operating temperature between EL817(C)-F and DPC817D-C-TU?
A: Both optoisolators feature an operating temperature range of -55°C to 110°C.