DF57J-5P-1.2V(21) Equivalent & Substitute Parts

Part Overview

The DF57J-5P-1.2V(21) is a rectangular connector header manufactured by Hirose Electric Co Ltd, designed for surface mount applications with 5 positions at 1.2mm pitch. This component is classified as obsolete, making identification of suitable substitutes essential for ongoing production and maintenance applications. The part is RoHS compliant with MSL 1 rating, indicating unlimited moisture tolerance suitable for standard industrial environments.

Substiute Parts

DF57J-5P-1.2V(21)

Hirose Electric Co LtdIn Stock: 1071DF57J-5P-1.2V(21) Datasheet

Current PartRFQ

DF57H-5P-1.2V(21)

Hirose Electric Co LtdIn Stock: 5384DF57H-5P-1.2V(21) Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The DF57H-5P-1.2V(21) qualifies as a direct substitute based on the following critical parameters:

• Number of Positions: Both parts feature 5 positions
• Pitch - Mating: Both maintain 0.047" (1.20mm) pitch specification
• Mounting Type: Both are surface mount configurations
• Connector Category: Both are rectangular connectors from the same manufacturer series
• RoHS Compliance: Both meet RoHS requirements (DF57J is RoHS Compliant; DF57H is ROHS3 Compliant)
• Moisture Sensitivity Level: Both rated MSL 1 (Unlimited)
• ECCN Classification: Both classified as EAR99
• HTSUS Code: Both share 8536.69.4040

The DF57H series represents the active production equivalent, with enhanced availability and current manufacturing support.

Parameter Comparison

Engineering Selection Recommendations

The DF57H-5P-1.2V(21) is the appropriate selection for applications currently using or requiring the DF57J-5P-1.2V(21). The substitute part maintains electrical and mechanical compatibility through identical position count, pitch specification, and mounting configuration. The DF57H series offers the advantage of active product status with current manufacturing support and enhanced inventory availability (5332 pcs vs. 1058 pcs). Both parts satisfy identical compliance requirements including RoHS and MSL specifications. The transition from obsolete to active production status ensures long-term supply chain reliability and consistent quality standards.

Frequently Asked Questions (FAQ)

Q: Are the DF57J-5P-1.2V(21) and DF57H-5P-1.2V(21) mechanically compatible?

A: Yes. Both parts maintain identical 5-position configuration with 0.047" (1.20mm) pitch and surface mount mounting type, ensuring mechanical compatibility in PCB layouts and mating applications.

Q: What is the primary reason for substitution?

A: The DF57J-5P-1.2V(21) is classified as obsolete. The DF57H-5P-1.2V(21) is the active production equivalent from Hirose Electric Co Ltd, providing continued availability and manufacturing support.

Q: Do both parts meet the same compliance standards?

A: Both parts are RoHS compliant and carry MSL 1 (Unlimited) rating. The DF57H achieves ROHS3 compliance, representing current regulatory standards. Both share identical ECCN (EAR99) and HTSUS (8536.69.4040) classifications.

Q: What packaging format is available for the substitute part?

A: The DF57H-5P-1.2V(21) is supplied in Tape & Reel (TR) packaging format, standard for surface mount production applications.

Q: Are there any electrical parameter differences between the parts?

A: No electrical parameter differences exist. Both parts function identically within their specified operating parameters. The DF57H provides documented operating temperature range of -35°C ~ 85°C and UL94 V-0 flammability rating.