TFM-121-21-S-D SAMTEC Connector (Other) In Stock
TFM-121-21-S-D is a PCB connector by SAMTEC for OEM repair, prototyping, and production sourcing. Key specs: 42 pins. From $0.00, in stock with worldwide shipping.
- Manufacturer
- SAMTEC
- Package
- Other
- Pin Count
- 42
- Lifecycle
- ACTIVE
- Datasheet
- TFM-121-21-S-D Datasheet PDF
- Category
- Connector
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TFM-121-21-S-D?
- 42 pins configuration for PCB connector selection
- Other detail for footprint, qualification, or BOM comparison
- SAMTEC TFM family reference for approved-source procurement
What is TFM-121-21-S-D used for?
TFM-121-21-S-D is used in PCB interconnects for embedded controllers, instrumentation modules, industrial equipment, and compact board-to-board assemblies. It helps engineering and sourcing teams keep connector family, footprint, and mating-hardware choices aligned across prototype and production builds.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Where can I find the TFM-121-21-S-D datasheet?
TFM-121-21-S-D Datasheet DownloadOfficial datasheet from SAMTEC
What are equivalent replacements for TFM-121-21-S-D?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How should engineers assess TFM-121-21-S-D for the intended circuit or interconnect?
TFM-121-21-S-D is a PCB connector by SAMTEC for OEM repair, prototyping, and production sourcing. Key specs: 42 pins. From $0.00, in stock with worldwide shipping. The fetched component context identifies 42 pins; engineers should compare that concrete characteristic with the target schematic, mating interface, signal count, and operating environment before qualification.
Which assembly details deserve review before approving TFM-121-21-S-D for production?
For TFM-121-21-S-D, the documented 42 pins detail must be checked together with the exact manufacturer suffix, package or connector orientation, PCB footprint, assembly process, and any applicable environmental limits before production release.
For purchasing teams, what distinguishes the exact TFM-121-21-S-D ordering code?
Procurement should keep the full TFM-121-21-S-D ordering code and verify manufacturer traceability, lifecycle status, packaging, and lot documentation. The known 42 pins characteristic provides a concrete baseline for rejecting mechanically or electrically incompatible alternatives.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About SAMTEC
SAMTEC is a leading electronic component manufacturer. FindMyChip sources SAMTEC ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”
You May Also Like
10214-6212PC
3M
Connector
1778573
Phoenix Contact
Connector
5227222-3
TE Connectivity
Connector
S4B-XH-SM4-TB(LF)(SN)
JST (JAPAN SOLDERLESS TERMINALS)
Connector
185226-2
TE Connectivity
Connector
0533980571
Molex
Connector
0360-0-15-01-34-27-10-0
Mill-Max
Connector
7850-0006PR
3M
Connector
AVB 1,5/2/12
BLOCK
Connector
N3764-5002RB
3M
Connector
N3627-6002RB
3M
Connector
N3627-5002RB
3M
Connector
N3440-6002RB
3M
Connector
929715-03-36-I
3M
Connector
929667-02-36-I
3M
Connector
929665-04-36-I
3M
Connector
929665-02-36-I
3M
Connector
929647-04-36-I
3M
Connector
929647-03-36-I
3M
Connector
7834-0006PR
3M
Connector
7826-0006PR
3M
Connector
7820-0006PR
3M
Connector
3440-5002
3M
Connector
3433-5302
3M
Connector