W3128/407TRC Winslow Undefined or Miscellaneous (Dual-In-Line Sockets) In Stock
Winslow W3128/407TRC is a vertical through-hole open-frame IC socket for DIP28 devices. It has 28 contacts, 1.77 mm pitch, tin-over-nickel plating, and phosphor bronze contacts. Use FindMyChip for in-stock worldwide shipping offers.
- Manufacturer
- Winslow
- Package
- Dual-In-Line Sockets
- Pin Count
- 28
- Lifecycle
- CONTACT MANUFACTURER
- Datasheet
- W3128/407TRC Datasheet PDF
- Category
- Undefined or Miscellaneous
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of W3128/407TRC?
- DIP28 open-frame IC socket with 28 contacts
- 1.77 mm pitch vertical through-hole mechanical layout
- Pure tin over nickel mating and termination finish
- Phosphor bronze contacts for reliable IC pin engagement
- PBT polyester housing material for production PCB assembly
What is W3128/407TRC used for?
W3128/407TRC is intended for PCB assemblies that need a replaceable DIP28 integrated circuit rather than a permanently soldered IC. It is useful in test fixtures, serviceable controllers, industrial boards, and low-volume equipment where through-hole sockets simplify device changes and inspection.
What are the specifications of W3128/407TRC?
| Pbfree Code | Yes |
| Contact Finish Mating | PURE TIN (236) OVER NICKEL (98) |
| Contact Finish Termination | Pure Tin (Sn) - with Nickel (Ni) barrier |
| Contact Material | PHOSPHOR BRONZE |
| Device Socket Type | IC SOCKET |
| Device Type Used On | DIP28 |
| Housing Material | POLYBUTYLENE TEREPHTHALATE-POLYESTER |
| Number of Contacts | 28 |
| Package | Dual-In-Line Sockets |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.40 |
Where can I find the W3128/407TRC datasheet?
W3128/407TRC Datasheet DownloadOfficial datasheet from Winslow
What are equivalent replacements for W3128/407TRC?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which devices and prototype assemblies fit the W3128/407TRC socket?
This socket accepts DIP28 devices through 28 contacts, supporting replaceable integrated circuits in prototypes, serviceable instruments, and low-volume production boards.
How should the PCB footprint be checked before fabrication?
Verify all 28 contacts align with the stated 1.77 mm pitch and vertical through-hole orientation, then confirm body clearance and device insertion access.
For procurement qualification, which materials and compliance details matter?
The 28-contact socket uses phosphor bronze contacts with tin-over-nickel plating, and its lead-free status should be recorded with supplier traceability.
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About Winslow
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