6N139S(TA)-V Optoisolator Equivalent & Substitute Parts

Part Overview

The 6N139S(TA)-V is an optoisolator with Darlington output manufactured by Everlight Electronics Co Ltd. This component provides 5000Vrms isolation with a single channel configuration in an 8-SMD surface mount package. The part is currently in active production status with 617 units available in new original inventory.

Identification of equivalent and substitute parts is necessary to ensure design flexibility, manage supply chain continuity, and maintain component availability across manufacturing cycles. This reference provides engineering-validated substitution options based on strict parametric equivalence.

Substiute Parts

6N139S(TA)-V

Everlight Electronics Co LtdIn Stock: 6276N139S(TA)-V Datasheet

Current PartRFQ

6N139S(TA)

Everlight Electronics Co LtdIn Stock: 34356N139S(TA) Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 6N139S(TA)-V is determined by strict equivalence across the following critical parameters:

Isolation Voltage: 5000Vrms isolation rating is the primary functional requirement. Substitute parts must maintain this specification.

Channel Configuration: Single channel (1 channel) architecture must be preserved in substitute components.

Output Configuration: Darlington with Base output type defines the switching characteristics and circuit interface requirements.

Current Transfer Ratio: Minimum 500% @ 1.6mA establishes the input-to-output current relationship and switching reliability.

Output Specifications: Maximum output voltage of 18V and output current of 60mA per channel define load-driving capability.

Switching Performance: Turn-on time of 200ns and turn-off time of 1.7µs establish temporal response characteristics.

Package Compatibility: 8-SMD, Gull Wing surface mount package with identical pinout and footprint is required for direct substitution.

Environmental Compliance: ROHS3 compliance and MSL Level 1 rating must be maintained.

Parameter Comparison

Engineering Selection Recommendations

The 6N139S(TA) serves as a parametric equivalent to the 6N139S(TA)-V. Both components are manufactured by Everlight Electronics Co Ltd and maintain identical electrical and mechanical specifications across all critical parameters.

Both parts are in active production status with ROHS3 compliance and MSL Level 1 rating, confirming current manufacturing support and environmental regulatory alignment.

The 6N139S(TA) demonstrates higher inventory availability (3414 units) compared to the 6N139S(TA)-V (617 units), providing enhanced supply chain flexibility for high-volume applications.

Direct substitution between these parts is supported by complete parametric equivalence in isolation voltage, channel configuration, output type, current transfer ratio, switching performance, and package specifications.

Frequently Asked Questions (FAQ)

Q: Can the 6N139S(TA) be used as a direct replacement for the 6N139S(TA)-V?

A: Yes. Both components are parametrically equivalent across all specified electrical and mechanical parameters, including isolation voltage (5000Vrms), channel configuration (1 channel), output type (Darlington with Base), current transfer ratio (500% @ 1.6mA), output voltage (18V max), output current (60mA), switching times (200ns on, 1.7µs off), and package specification (8-SMD, Gull Wing). No circuit modifications are required.

Q: Are there any differences in compliance or environmental ratings between these parts?

A: No. Both the 6N139S(TA)-V and 6N139S(TA) carry identical ROHS3 compliance certification and MSL Level 1 (Unlimited) moisture sensitivity rating. Both are in active production status.

Q: What is the significance of the inventory difference between these parts?

A: The 6N139S(TA) has 3414 units in stock compared to 617 units for the 6N139S(TA)-V. This higher availability may provide supply chain advantages for applications requiring larger quantities or extended lead time protection.

Q: Are the package footprints identical between these substitute parts?

A: Yes. Both components use the 8-SMD, Gull Wing surface mount package with identical pinout and footprint specifications, enabling direct PCB-level substitution without layout modifications.

Q: What parameters determine substitution eligibility for optoisolators in this category?

A: Substitution eligibility is determined by equivalence in isolation voltage rating, number of channels, output configuration type, current transfer ratio, maximum output voltage and current specifications, switching performance characteristics, operating temperature range, package type, and compliance certifications.