IS206 Optoisolator Transistor Output Equivalent & Substitute Parts

Part Overview

The IS206 is a 6-pin optoisolator with transistor output manufactured by Isocom Components 2004 LTD. This component provides galvanic isolation up to 5300Vrms with a single channel configuration suitable for DC input applications. The part is currently in active production status with 1039 units available in stock. Alternative part numbers may be required due to supply chain constraints, design revisions, or application-specific performance requirements within compatible electrical and mechanical parameters.

Substiute Parts

IS206

Isocom Components 2004 LTDIn Stock: 1056IS206 Datasheet

Current PartRFQ

IS206X

Isocom Components 2004 LTDIn Stock: 1181IS206X Datasheet

Parametric EquivalentRFQ

CNY17F-2

Lite-On Inc.In Stock: 26376CNY17F-2 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the IS206 are classified into two categories based on parametric alignment:

Parametric Equivalent (IS206X): This part maintains identical electrical specifications across all critical parameters including isolation voltage (5300Vrms), current transfer ratio (50% @ 10mA), output voltage rating (30V), output current (50mA), and package configuration (6-DIP). The parametric equivalent classification indicates direct interchangeability without design modification.

Similar Part (CNY17F-2): This part shares the same package type (6-DIP), mounting method (Through Hole), operating temperature range (-55°C to 100°C), and input/output type (DC input, Transistor output). However, it differs in isolation voltage (5000Vrms versus 5300Vrms), current transfer ratio (63-125% @ 10mA versus 50% @ 10mA), output voltage rating (70V versus 30V), and output current capability (150mA versus 50mA). The similar classification indicates potential compatibility for applications where the higher performance specifications of CNY17F-2 are acceptable.

Parameter Comparison

Engineering Selection Recommendations

IS206X Selection: Use IS206X as the primary substitute when direct parametric equivalence is required. This part maintains identical electrical performance specifications and is manufactured by the same supplier. Both parts carry active product status and equivalent compliance certifications (ROHS3, REACH Unaffected). Selection of IS206X requires no circuit redesign or performance re-evaluation.

CNY17F-2 Selection: Use CNY17F-2 only when application requirements permit higher performance specifications. This part provides superior output current capability (150mA versus 50mA), higher output voltage rating (70V versus 30V), and improved Vce saturation characteristics (300mV versus 400mV). The lower isolation voltage (5000Vrms versus 5300Vrms) and slower switching times (5µs versus 2µs) must be evaluated against specific application requirements. CNY17F-2 is manufactured by Lite-On Inc. and carries equivalent compliance status. Circuit validation is required before substitution.

Frequently Asked Questions (FAQ)

Q: Can IS206X be used as a direct replacement for IS206? A: Yes. IS206X is a parametric equivalent with identical electrical specifications across all critical parameters including isolation voltage, current transfer ratio, output ratings, and package configuration. No circuit modification is required.

Q: What are the key differences between IS206 and CNY17F-2? A: CNY17F-2 differs in four primary areas: isolation voltage is 300Vrms lower (5000Vrms), current transfer ratio range is wider (63-125% versus 50%), output current capability is three times higher (150mA versus 50mA), and switching times are slower (5µs versus 2µs). All three parts use identical 6-DIP package and through-hole mounting.

Q: Is CNY17F-2 compatible with IS206 applications? A: Compatibility depends on specific application requirements. CNY17F-2 can substitute IS206 in applications where the lower isolation voltage is acceptable and where the higher output current and voltage ratings do not create design conflicts. Applications requiring the full 5300Vrms isolation specification cannot use CNY17F-2.

Q: Are all three parts RoHS compliant? A: Yes. IS206, IS206X, and CNY17F-2 are all ROHS3 compliant with MSL rating of 1 (Unlimited) and REACH Unaffected status.

Q: What is the difference between "Parametric Equivalent" and "Similar" classification? A: Parametric Equivalent (IS206X) maintains identical specifications and permits direct substitution without evaluation. Similar (CNY17F-2) shares package and basic function but differs in electrical performance and requires application-specific compatibility assessment.

Q: Can these parts be used interchangeably in PCB designs? A: All three parts use the same 6-DIP (0.300", 7.62mm) package and through-hole mounting, permitting identical PCB footprint usage. However, electrical performance differences between IS206/IS206X and CNY17F-2 require circuit validation before substitution.