553921-2

The 553921-2 from TE Connectivity AMP Connectors represents a premium solution in D-Shaped Connectors - Centronics, engineered for high-speed data transmission systems. This D-Shaped Centronics connector delivers exceptional signal integrity while minimizing crosstalk in dense PCB layouts. With its advanced contact architecture, it ensures reliable performance in 5G infrastructure and server backplane applications where impedance matching is critical.Featuring Outer Shroud Contacts configuration, this component provides superior contact alignment precision, crucial for maintaining signal fidelity in high-frequency applications above 10GHz.When selecting Receptacle variants, designers benefit from flexible interconnection options that simplify rack-mounted equipment assembly while reducing wiring complexity.With 50 contact points available, this connector outperforms standard interfaces by enabling higher density interconnects without compromising mechanical stability.The 2-row arrangement has been optimized through FEM simulation to achieve optimal current distribution and thermal management in continuous operation.Available in Free Hanging (In-Line) configurations, this series accommodates diverse installation requirements from surface-mounted control panels to through-hole industrial automation systems.IDC termination methods ensure vibration-resistant connections that meet MIL-STD-202G standards for shock and environmental stress resistance.The Housing/Shell (4-40) design incorporates strain relief mechanisms that prevent cable pull-out forces from affecting contact alignment in mobile equipment applications.Incorporating Latch Lock, this design addresses EMI shielding challenges in automotive electronics while providing positive latching for mission-critical connections.The Gold surface treatment provides exceptional wear resistance, maintaining contact resistance below 10m through 5,000 mating cycles.Precision-controlled 30.0µin (0.76µm) deposition guarantees consistent contact properties across temperature ranges from -55 C to +125 C.