TFC-145-02-F-D SAMTEC Connector (Other) In Stock
SAMTEC TFC-145-02-F-D is a 90-position dual-row shrouded board stacking terminal strip with 0.050" (1.27 mm) pitch and TIGER EYE gold-plated mating contacts on phosphor bronze. Delivers cost-effective high-density board-to-board connectivity with tin-over-nickel termination finish. Available for worldwide shipping in industrial and computing interconnect applications.
- Manufacturer
- SAMTEC
- Package
- Other
- Pin Count
- 90
- Lifecycle
- ACTIVE
- Datasheet
- TFC-145-02-F-D Datasheet PDF
- Category
- Connector
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 90-position dual-row TIGER EYE contact design at 0.050" (1.27 mm) pitch delivering superior mating reliability at a cost-effective price point
- Gold-plated (3 micro-inch Au) mating contacts on phosphor bronze for low contact resistance and extended cycle life in board stacking applications
- Shrouded housing with tin-over-nickel termination providing mechanical keying and vibration resistance across 90 signal positions
Applications
The TFC-145-02-F-D is designed for cost-effective high-density board-to-board stacking in networking equipment, industrial controllers, and embedded computing platforms. Its 90-position dual-row TIGER EYE contact configuration at 0.050" pitch allows engineers to interconnect two PCBs with 90 signal lines in a compact footprint. The shrouded housing prevents mis-mating and adds mechanical protection, making it suitable for FPGA mezzanine cards, data acquisition modules, and ruggedized communication system boards.
Specifications
| Pbfree Code | Yes |
| YTEOL | 8.65 |
| Additional Feature | SHROUDED |
| Connector Type | BOARD STACKING CONNECTOR |
| Contact Finish Mating | GOLD (3) |
| Contact Finish Termination | Tin (Sn) - with Nickel (Ni) barrier |
| Contact Gender | MALE |
| Contact Material | PHOSPHOR BRONZE |
| DIN Conformance | NO |
| Filter Feature | NO |
| IEC Conformance | NO |
| JESD-609 Code | e3 |
| MIL Conformance | NO |
| Mating Information | MULTIPLE MATING PARTS AVAILABLE |
| Mixed Contacts | NO |
| Mounting Style | STRAIGHT |
| Mounting Type | BOARD |
| Number Of Connectors | ONE |
| Number of Rows Loaded | 2 |
| Option | GENERAL PURPOSE |
| Rated Current (Signal) | 3.1A |
| Terminal Pitch | 1.27mm |
| Termination Type | SOLDER |
| Total Number of Contacts | 90 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.40 |
| Country of Origin | Malaysia, USA |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the TIGER EYE contact geometry in TFC-145-02-F-D improve connection reliability?
TIGER EYE is SAMTEC's proprietary multi-point contact design that increases the contact engagement area within the 1.27 mm pitch slot. Unlike standard single-beam contacts, TIGER EYE creates multiple simultaneous contact points per pin across all 90 positions, reducing contact resistance typically below 20 milliohms and maintaining stable electrical performance across thousands of mating cycles, which is critical for board stacking in networking and computing applications.
What plating combination does TFC-145-02-F-D use, and how does it affect board stacking performance?
The TFC-145-02-F-D uses gold (3 micro-inch minimum) plating on mating surfaces and tin-over-nickel on termination tails. Gold mating contacts ensure low and stable contact resistance across 90 positions in repeated mating cycles, while the tin-over-nickel solder termination provides reliable SMT or through-hole solder joints. This plating combination balances durability for the mating interface with cost-effectiveness at the board connection point.
For a 90-signal board stacking interface, when is TFC-145-02-F-D a lower-cost alternative to higher-specification SAMTEC stacking connectors?
TFC-145-02-F-D is labeled a cost-effective terminal strip, making it appropriate when the design requires 90-position dual-row stacking at 1.27 mm pitch but does not demand the extended temperature ranges (beyond -55°C to +85°C) or ultra-high-cycle ratings (above 200 insertions) of premium SAMTEC series. It is a practical choice for commercial-grade embedded computing boards, networking switches, and industrial controllers where standard reliability at competitive cost is prioritized over military or aerospace specifications.
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