DF59-2S-4V(71) Equivalent & Substitute Parts

Part Overview

The DF59-2S-4V(71) is a Solid State Lighting (SSL) Connector manufactured by Hirose Electric Co Ltd, classified as an SSL Connector Position component. This part is currently listed with Obsolete product status. Due to its obsolete classification, locating equivalent or substitute components is necessary to maintain design continuity and ensure component availability for production and service applications. The substitute part DF59-2S-4V(51) provides functional equivalence within the DF59 series.

Substiute Parts

DF59-2S-4V(71)

Hirose Electric Co LtdIn Stock: 883DF59-2S-4V(71) Datasheet

Current PartRFQ

DF59-2S-4V(51)

Hirose Electric Co LtdIn Stock: 4602DF59-2S-4V(51) Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The DF59-2S-4V(51) qualifies as a substitute for the DF59-2S-4V(71) based on the following alignment of critical parameters:

Shared Electrical and Mechanical Characteristics:

• Manufacturer: Hirose Electric Co Ltd
• Series: DF59
• Category: Solid State Lighting Connectors
• Connector Type: Receptacle
• Number of Positions: 2
• Pitch: 0.157" (4.00mm)
• Voltage Rating: 350V
• Current Rating: 3A
• Operating Temperature Range: -35°C ~ 105°C
• Contact Material: Phosphor Bronze
• Contact Finish: Gold
• Housing Material: Liquid Crystal Polymer (LCP)
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

The DF59-2S-4V(51) maintains identical electrical performance specifications and physical dimensions within the DF59 series framework, enabling direct functional substitution.

Parameter Comparison

Engineering Selection Recommendations

DF59-2S-4V(51) as Primary Substitute:

The DF59-2S-4V(51) is the appropriate substitute for the obsolete DF59-2S-4V(71). Selection of this substitute is based on:

1. Product Status Alignment: The DF59-2S-4V(51) maintains Active product status, ensuring long-term availability and continued manufacturer support, whereas the DF59-2S-4V(71) is classified as Obsolete.

2. Compliance Certification: The DF59-2S-4V(51) carries RoHS Compliant certification and is assigned ECCN EAR99 classification, meeting current regulatory requirements for electronic component procurement.

3. Series Continuity: Both components belong to the Hirose DF59 series, maintaining design consistency and connector ecosystem compatibility.

4. Electrical and Mechanical Equivalence: Identical specifications across voltage rating (350V), current rating (3A), operating temperature range (-35°C ~ 105°C), contact materials, and housing composition ensure functional interchangeability.

5. Inventory Availability: The DF59-2S-4V(51) demonstrates significantly higher inventory levels (4530 Pcs) compared to the obsolete variant, supporting production continuity and supply chain reliability.

Frequently Asked Questions (FAQ)

Q: Can the DF59-2S-4V(51) directly replace the DF59-2S-4V(71) in existing designs?

A: Yes. Both components share identical electrical ratings (350V, 3A), operating temperature range (-35°C ~ 105°C), connector type (2-position receptacle), pitch (0.157" / 4.00mm), and material specifications (Phosphor Bronze contacts with Gold finish, LCP housing). The DF59-2S-4V(51) is designed as a functional equivalent within the DF59 series.

Q: What is the primary difference between these two part numbers?

A: The DF59-2S-4V(71) is classified as Obsolete, while the DF59-2S-4V(51) maintains Active product status. The DF59-2S-4V(51) includes RoHS Compliance certification and is supplied in Tape & Reel (TR) packaging format, supporting modern manufacturing and regulatory requirements.

Q: Are there any compatibility concerns with PCB layout or mounting?

A: Both components are Surface Mount, Right Angle receptacles with identical pitch specifications (0.157" / 4.00mm). PCB footprints and mounting requirements remain consistent between the two part numbers.

Q: What is the Moisture Sensitivity Level (MSL) for both parts?

A: Both the DF59-2S-4V(71) and DF59-2S-4V(51) carry MSL 1 (Unlimited) classification, indicating no moisture sensitivity restrictions during storage or handling.

Q: Is the DF59-2S-4V(51) RoHS compliant?

A: Yes. The DF59-2S-4V(51) is RoHS Compliant and carries ECCN EAR99 classification, meeting current environmental and export control requirements.

Q: What packaging formats are available for the substitute part?

A: The DF59-2S-4V(51) is supplied in Tape & Reel (TR) packaging, the standard format for automated assembly and high-volume production environments.