QTH-090-03-F-D-A-TR Equivalent & Substitute Parts

Part Overview

The QTH-090-03-F-D-A-TR is a 180-position rectangular connector header manufactured by Samtec Inc. as part of the Q Strip® QTH series. This surface mount component features outer shroud contacts with gold plating and is designed for high-density interconnect applications. The part is currently in active production status with 1088 units available in inventory. Substitute parts are identified when packaging or distribution formats differ while maintaining identical electrical and mechanical specifications.

Substiute Parts

QTH-090-03-F-D-A-TR

Samtec Inc.In Stock: 1179QTH-090-03-F-D-A-TR Datasheet

Current PartRFQ

QTH-090-03-F-D-A

Samtec Inc.In Stock: 1161QTH-090-03-F-D-A Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the QTH-090-03-F-D-A-TR is determined by the following critical parameters:

• Number of positions: 180
• Pitch: 0.020" (0.50mm)
• Number of rows: 2
• Mounting type: Surface Mount
• Contact finish: Gold with 3.00µin thickness
• Height above board: 0.404" (10.27mm)
• Mated stacking heights: 11mm
• Features: Board Guide, Ground Bus (Plane)
• RoHS and MSL compliance levels

The identified substitute part QTH-090-03-F-D-A differs only in packaging format (Tray versus Tape & Reel). All electrical and mechanical parameters remain identical, making this part functionally equivalent for circuit board assembly applications.

Parameter Comparison

Engineering Selection Recommendations

Both the QTH-090-03-F-D-A-TR and QTH-090-03-F-D-A are active production parts from Samtec Inc. with identical electrical and mechanical specifications. Selection between these parts is determined by packaging and supply chain requirements rather than functional performance.

The QTH-090-03-F-D-A-TR in Tape & Reel packaging is optimized for automated pick-and-place assembly processes. The QTH-090-03-F-D-A in Tray packaging is suitable for manual assembly or alternative handling systems. Both parts maintain ROHS3 compliance and MSL Level 1 rating, indicating compatibility with standard manufacturing and storage conditions.

Frequently Asked Questions (FAQ)

Q: Are QTH-090-03-F-D-A-TR and QTH-090-03-F-D-A electrically identical?

A: Yes. Both parts have identical electrical specifications including 180 positions, 0.020" pitch, gold contact finish with 3.00µin thickness, and all functional features.

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

A: The primary difference is packaging format. QTH-090-03-F-D-A-TR is supplied in Tape & Reel format, while QTH-090-03-F-D-A is supplied in Tray format. This affects handling, storage, and assembly automation compatibility.

Q: Can I use QTH-090-03-F-D-A as a direct replacement for QTH-090-03-F-D-A-TR?

A: From an electrical and mechanical standpoint, yes. The component specifications are identical. Compatibility depends on your assembly process requirements and packaging handling capabilities.

Q: Do both parts have the same RoHS and MSL compliance?

A: Yes. Both parts are ROHS3 compliant and rated at MSL Level 1 (Unlimited moisture sensitivity level).

Q: Are there any dimensional differences between these parts?

A: No. Both parts have identical height above board (0.404" / 10.27mm), mated stacking heights (11mm), and all other mechanical dimensions.