TSS-108-01-L-D-LL Equivalent & Substitute Parts

Part Overview

The TSS-108-01-L-D-LL is a rectangular connector header manufactured by Samtec Inc., designed for through-hole board-to-board or cable applications. This 16-position, 2-row connector with 0.100" (2.54mm) pitch provides a shrouded, keyed interface with gold-plated mating contacts and tin-plated solder posts. The part maintains active product status with full inventory availability. Substitute parts are identified when equivalent electrical and mechanical parameters align with application requirements, enabling component sourcing flexibility and supply chain continuity.

Substiute Parts

TSS-108-01-L-D-LL
Samtec Inc.In Stock: 855TSS-108-01-L-D-LL Datasheet
TSS-108-01-L-D-LL
Current Part
TST-108-01-L-D-LL
Samtec Inc.In Stock: 928TST-108-01-L-D-LL Datasheet
TST-108-01-L-D-LL
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Key Parameters

Parameter Value
Manufacturer Part Number TSS-108-01-L-D-LL
Manufacturer Samtec Inc.
Category Rectangular Connectors
Series Flex Stack, TSS
Connector Type Header
Number of Positions 16
Number of Rows 2
Pitch - Mating 0.100" (2.54mm)
Row Spacing - Mating 0.100" (2.54mm)
Mounting Type Through Hole
Shrouding Shrouded - 4 Wall
Contact Type Male Pin
Contact Finish - Mating Gold
Contact Finish - Post Tin
Operating Temperature -55°C ~ 125°C
Material Flammability Rating UL94 V-0
RoHS Status ROHS3 Compliant
Product Status Active

Substitute Part Grouping Explanation

Substitution eligibility for the TSS-108-01-L-D-LL is determined by strict alignment of the following critical parameters:

  • Connector position and row configuration: 16 positions, 2 rows
  • Pitch specification: 0.100" (2.54mm) mating pitch and row spacing
  • Mounting interface: Through-hole termination with kinked pin, solder configuration
  • Shrouding design: Shrouded 4-wall construction with keying slot
  • Contact materials and finishes: Gold-plated mating surface (10.0µin thickness), tin-plated solder posts, phosphor bronze base material
  • Insulation material: Polybutylene Terephthalate (PBT)
  • Environmental compliance: UL94 V-0 flammability rating, ROHS3 compliance, MSL 1 rating
  • Operating range: -55°C to 125°C temperature specification

The TST-108-01-L-D-LL qualifies as a substitute based on matching all critical electrical and mechanical parameters. The primary functional difference is the connector style designation (Board to Cable/Wire versus Board to Board), which does not affect the physical mating interface or electrical performance when used in equivalent applications.

Parameter Comparison

Parameter TSS-108-01-L-D-LL (Main) TST-108-01-L-D-LL (Substitute)
Manufacturer Samtec Inc. Samtec Inc.
Series Flex Stack, TSS Flex Stack, TST
Connector Type Header Header
Number of Positions 16 16
Number of Rows 2 2
Pitch - Mating 0.100" (2.54mm) 0.100" (2.54mm)
Row Spacing - Mating 0.100" (2.54mm) 0.100" (2.54mm)
Mounting Type Through Hole Through Hole
Shrouding Shrouded - 4 Wall Shrouded - 4 Wall
Contact Type Male Pin Male Pin
Contact Length - Mating 0.250" (6.35mm) 0.250" (6.35mm)
Contact Length - Post 0.115" (2.92mm) 0.115" (2.92mm)
Overall Contact Length 0.480" (12.19mm) 0.480" (12.19mm)
Insulation Height 0.350" (8.89mm) 0.350" (8.89mm)
Contact Shape Square Square
Contact Finish - Mating Gold Gold
Contact Finish Thickness - Mating 10.0µin (0.25µm) 10.0µin (0.25µm)
Contact Finish - Post Tin Tin
Contact Material Phosphor Bronze Phosphor Bronze
Insulation Material Polybutylene Terephthalate (PBT) Polybutylene Terephthalate (PBT), Glass Filled
Features Keying Slot Keying Slot
Operating Temperature -55°C ~ 125°C -55°C ~ 125°C
Material Flammability Rating UL94 V-0 UL94 V-0
Insulation Color Black Black
RoHS Status ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited)
ECCN EAR99 EAR99
HTSUS 8536.69.4040 8536.69.4040
Current Rating (Amps) Not specified 3.4A per Contact
Style Board to Board or Cable Board to Cable/Wire

Engineering Selection Recommendations

Both the TSS-108-01-L-D-LL and TST-108-01-L-D-LL maintain active product status with ROHS3 compliance and UL94 V-0 flammability certification. The connectors are functionally equivalent for applications requiring 16-position, 2.54mm pitch through-hole headers with shrouded 4-wall construction and keyed interfaces.

The TST-108-01-L-D-LL provides specified current rating of 3.4A per contact, whereas the TSS-108-01-L-D-LL does not include this specification in the provided data. The TST-108-01-L-D-LL insulation material includes glass-filled PBT, offering enhanced mechanical properties compared to standard PBT.

Selection between these parts should be based on application-specific requirements for current handling capacity, mechanical robustness, and connector style designation (board-to-board versus board-to-cable/wire interface).

Frequently Asked Questions (FAQ)

Q: Can TST-108-01-L-D-LL be used as a direct replacement for TSS-108-01-L-D-LL?

A: Yes. Both connectors share identical pitch (0.100"), position count (16), row configuration (2), mounting type (through-hole), shrouding design (4-wall), contact geometry, and material specifications. The primary difference is the connector style designation and the specified current rating on the TST variant.

Q: What is the significance of the glass-filled PBT insulation material in the TST-108-01-L-D-LL?

A: Glass-filled PBT provides enhanced mechanical strength and dimensional stability compared to standard PBT. This material modification does not affect electrical performance or mating interface compatibility.

Q: Are both parts RoHS compliant?

A: Yes. Both TSS-108-01-L-D-LL and TST-108-01-L-D-LL are ROHS3 compliant with MSL 1 (unlimited moisture sensitivity level) rating.

Q: What is the operating temperature range for these connectors?

A: Both connectors operate across -55°C to 125°C, with UL94 V-0 flammability certification maintained throughout this range.

Q: Does the connector style designation (Board to Board versus Board to Cable/Wire) affect physical compatibility?

A: The style designation reflects intended application context rather than physical mating interface differences. Both connectors use identical 0.100" pitch, shrouded 4-wall construction, and keying slot design, enabling use in equivalent mechanical and electrical applications.

Q: What is the current handling capacity per contact?

A: The TST-108-01-L-D-LL specifies 3.4A per contact. The TSS-108-01-L-D-LL does not include current rating specification in the provided data.

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