J30J-21TJSP | 21-Pin Micro-D Straight PCB Plug Connector with Long Jackscrews
The J30J-21TJSP is a 21-pin Micro-D straight PCB mount plug connector, featuring a 3-row vertical pin layout, high-reliability twist-pins, and extended long jackscrews.
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J30J-21TJSP High-Density 3-Row Vertical Integration for Modern PCBs
The J30J-21TJSP is a high-performance Micro-D plug connector specifically engineered for straight vertical integration onto advanced multi-layer printed circuit boards. Featuring a highly compressed 3-row layout, this 21-pin interface delivers outstanding signal concentration without requiring excessive physical space on the board. This vertical profile is a major asset for complex avionics processors, marine computing modules, and tactical vehicle controls where localized spatial real estate is at a premium. It allows system engineers to eliminate internal intermediate wire harnesses, converting the board-to-panel junction into a highly organized direct interface.
Key Specifications
Shell Material | Voltage Rating | Current Rating | Operating Temp | Mating Cycles |
|---|---|---|---|---|
Aluminum alloy | ~800 VAC | 3 A | -55 °C to +125 °C | >500 |
Precision Solid Terminals for Secure Solder Wetting
The backend of the J30J-21TJSP features twenty-one solid metal straight terminals designed to insert directly into board through-holes. These tails are manufactured to strict dimensional tolerances, ensuring a predictable pin grid that simplifies complex multi-layer trace routing while preventing localized electrical shorting. The connector utilizes a high-performance polymer insulator that maintains structural integrity under extreme thermal loads. This protects the 1.27mm pin alignment against shifting or warping during wave or manual soldering operations, ensuring uniform solder fillets across the entire contact matrix.
Advanced Twist-Pin Technology for Uninterrupted Signals
The electrical core of the J30J-21TJSP consists of specialized elastic twist-pins that establish consistent multi-point physical engagement against matching socket walls. This spring-like design generates continuous mating pressure, which clears away microscopic debris and surface oxidation upon insertion. The multi-contact interface guarantees continuous signal fidelity without momentary micro-disconnections, which is essential when the system experiences heavy mechanical shock or harmonic resonance. The high-tensile copper alloy pins are finished with premium gold plating to maintain low electrical resistance across extensive lifecycles.
Heavy Structural Protection and Secure Long Jackscrews
Housed within a premium aluminum alloy shell, the J30J-21TJSP provides continuous mechanical protection and reliable electromagnetic interference shielding. The casing includes extended long jackscrews that lock the board-mounted plug firmly into its corresponding cable receptacle. This physical attachment design transfers dynamic pulling forces directly into the chassis and housing frames, effectively isolating the delicate underlying board-level solder joints from external stresses. The distinct D-shaped interface geometry ensures accurate polarization to prevent mating errors during complex field servicing.
Complete Compliance for Streamlined Integration
The J30J-21TJSP adheres strictly to recognized technical standards for micro-miniature connectors, ensuring complete mechanical and electrical intermateability with standard 21-pin receptacles of the same series. This strict manufacturing compliance simplifies the sourcing process, enabling immediate use as a reliable drop-in replacement or upgrade within existing high-density electronics networks. Its highly predictable physical dimensions and verified thermal endurance support dependable long-term operations in advanced robotics testing, tactical payload systems, and remote sensing equipment.
FAQ
What does the 'P' suffix indicate in the J30J-21TJSP part number?
What does the 'P' suffix indicate in the J30J-21TJSP part number?
The ‘P’ confirms that the connector is configured for straight PCB mounting, featuring solid through-hole terminals that insert directly into the board for wave or manual soldering.
Are the 21 contacts arranged in a specific grid on this board plug?
Are the 21 contacts arranged in a specific grid on this board plug?
Yes, the 21 contacts are arranged in a 3-row staggered layout with a 1.27mm contact pitch, maximizing spatial efficiency while minimizing localized trace routing complexities.
What is the mechanical role of the long jackscrews on the J30J-21TJSP?
What is the mechanical role of the long jackscrews on the J30J-21TJSP?
The long jackscrews lock the board-mounted plug securely into the mating cable harness receptacle, preventing external stress and vibration from damaging the underlying PCB solder joints.
Does the connector come with pre-attached wires?
Does the connector come with pre-attached wires?
No, the ‘P’ designation identifies it as a straight PCB mount connector. It features solid metal terminals intended exclusively for direct soldering into a circuit board.
Is the insulator material safe for industrial board-level soldering?
Is the insulator material safe for industrial board-level soldering?
Yes, the internal insulator is made from advanced engineering thermoplastics that withstand standard industrial wave and hand soldering temperatures without deforming.
Certification
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