DF1BZ-18DP-2.5DSA(61) Equivalent & Substitute Parts

Part Overview

The DF1BZ-18DP-2.5DSA(61) is a rectangular connector header manufactured by Hirose Electric Co Ltd, designed for board-to-cable/wire applications with 18 positions at 2.5mm pitch. This part is currently classified as obsolete. Due to its discontinued status, identifying functionally equivalent active alternatives is essential for design continuity, procurement planning, and system maintenance.

Substiute Parts

DF1BZ-18DP-2.5DSA(61)

Hirose Electric Co LtdIn Stock: 831DF1BZ-18DP-2.5DSA(61) Datasheet

Current PartRFQ

DF1BZ-18DP-2.5DSA

Hirose Electric Co LtdIn Stock: 1259DF1BZ-18DP-2.5DSA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the DF1BZ-18DP-2.5DSA(61) is determined by strict equivalence across the following critical parameters:

• Connector Type & Contact Configuration: Header with male pins
• Position Count & Row Configuration: 18 positions arranged in 2 rows
• Pitch Specifications: 0.098" (2.50mm) mating pitch and row spacing
• Mounting & Termination: Through-hole solder termination
• Mechanical Features: Shrouded 4-wall design with push-pull fastening
• Electrical Ratings: 250V voltage rating
• Environmental Compliance: UL94 V-0 flammability, ROHS3 compliance

The substitute part DF1BZ-18DP-2.5DSA meets all these criteria and maintains full functional and mechanical compatibility.

Parameter Comparison

Engineering Selection Recommendations

The DF1BZ-18DP-2.5DSA serves as the direct active equivalent for the obsolete DF1BZ-18DP-2.5DSA(61). Both parts share identical electrical, mechanical, and environmental specifications. The substitute part is currently in active production status with confirmed inventory availability (1174 pcs), ensuring supply chain continuity.

The transition from the obsolete variant to the active part number presents no functional or compatibility concerns. All critical parameters—connector geometry, pitch spacing, contact configuration, voltage rating, temperature range, and compliance certifications—are equivalent. The active substitute maintains ROHS3 compliance and UL94 V-0 flammability rating, meeting current regulatory requirements.

Frequently Asked Questions (FAQ)

Q: Are the DF1BZ-18DP-2.5DSA(61) and DF1BZ-18DP-2.5DSA mechanically interchangeable?

A: Yes. Both parts feature identical 18-position, 2-row configurations with 0.098" (2.50mm) pitch spacing, shrouded 4-wall design, and through-hole solder termination. They are fully interchangeable in PCB layouts and mating applications.

Q: What is the difference between the obsolete and active part numbers?

A: The DF1BZ-18DP-2.5DSA(61) is discontinued, while DF1BZ-18DP-2.5DSA is the active production equivalent. The functional and electrical specifications are identical. The primary difference is product status and availability.

Q: Does the active substitute meet current compliance standards?

A: Yes. The DF1BZ-18DP-2.5DSA is ROHS3 compliant and maintains UL94 V-0 flammability rating, meeting current environmental and safety requirements.

Q: What is the moisture sensitivity level (MSL) of the substitute part?

A: The active substitute has MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: Can the DF1BZ-18DP-2.5DSA be used in applications originally designed for the DF1BZ-18DP-2.5DSA(61)?

A: Yes. The electrical ratings (250V), temperature range (-35°C ~ 85°C), and all mechanical specifications are identical, making it suitable for direct replacement in existing designs.