Cinch D Subminiature Connectors Offering Bel Fuse M24308 2 1F for Aerospace Telecom and Military Uses

Cinch D-Subminiature Connectors

Product Overview
Cinch D-subminiature connectors are a popular choice in the I/O category, widely utilized in computer, telecom, datacom, medical, test instrumentation, military, and aerospace applications. These connectors offer a range of termination types, including Printed Circuit Board (PCB) connectors (vertical and right-angle with dip solder PC tails), and connectors for cable assemblies or wire harnesses (Crimp and Poke, Solder Cup, Insulation Displacement (IDC), and Wire Wrap). Cinch Connectivity Solutions, a Bel Fuse Inc. company, has been manufacturing high-quality, reliable, and high-performance connectors for over 100 years, providing innovative solutions for demanding industries.

Product Attributes

• Brand: Cinch
• Parent Company: Bel Fuse Inc.
• Certifications: UL Recognition (Files E170218, E130965), CSA Approval (File LR31996)
• Contact Plating Options: Gold Flash, 30in. gold, 50in. gold (for M24308 Series)
• Shell Material Options: Steel (zinc plating with yellow or clear chromate finish, tin plating), Steel (cadmium plating with yellow chromate finish for military grade)
• Insulator Material Options: Glass-filled polyester, glass-filled nylon, diallyl phthalate
• RoHS Compliant Options: Available with clear chromate finish

Technical Specifications

General Specifications:

• Intermateability: Intermateable with comparable Cinch D-subminiature connectors or other manufacturers' connectors dimensionally complying with MIL-C-24308.
• Solder Terminations & Boardlocks: Meet solderability requirements in accordance with MIL-STD-202, Method 208.
• Durability: 500 mating cycles (standard).
• Operating Temperature: -65C to +105C or -65C to +125C (series dependent).
• Withstanding Voltage: Minimum 1000V RMS @ sea level (standard), Minimum 1250V RMS @ sea level (high reliability/military).
• Current Rating: 5 Amps (standard/high reliability), 3 Amps (All-Plastic IDC).
• Contact Resistance: 2.7 milliohms maximum.
• Insulation Resistance: 5000 megohms minimum (initial); 1000 megohms (minimum) after environmental testing.
• Shock: 50G peak per MIL-STD-202, Method 213, Condition G.
• Vibration: 12 cycles in three perpendicular directions @ 10-2000Hz, per MIL-STD-202, Method 204, Condition D.
• Moisture Resistance: 90-95% relative humidity @ 40C for 96 hours per MIL-STD-202, Method 103.
• Individual Contact Insertion/Separation Force: 0.7 oz. minimum/12 oz. maximum.

Connector Types & Features:

• Printed Circuit Board Connectors: Vertical and Right-Angle styles with Dip Solder PC tails.
• Cable Assembly / Wire Harness Connectors: Crimp and Poke, Solder Cup, Insulation Displacement (IDC), Wire Wrap.
• Position Sizes: 9, 15, 25, 37, and 50.
• Contact Sizes: Standard density utilizes size 20 contacts.

Dimensions: (Refer to catalog pages 5-7 for detailed diagrams and tables for Panel Mounting Specifications, Shell Dimensions, and PCB Layouts.)

Specific Series Information:

• D*U Series (Metal Shell Crimp and Poke): Accommodates 20-24 AWG wire. Machined contacts.
• T* Series (All Plastic IDC): For discrete wire. Accommodates 24-28 AWG wire.
• Basic D Series (Metal Shell Solder Cup, Wire Wrap, Vertical PCB): Stamped contacts for Solder Cup and Wire Wrap. Machined contacts for Vertical PCB.
• Series 1 - High Reliability (Metal Shell Solder Cup): Machined contacts, 30in gold plating.
• Series 3 - High Reliability (Metal Shell Crimp and Poke): Machined contacts, 30in or 50in gold plating. Accommodates 20-24 AWG wire.
• M24308 Series (Metal Shell MIL-C-24308): Meets MIL-C-24308 Class G specifications. Machined contacts, 50in gold plating. Available in Crimp and Poke, Solder Cup, and PCB (vertical/right-angle).

Accessories: Backshells, Junction Shells, Hoods, Dust Caps, Slide Lock Assemblies, Screwlocks, and Termination Tooling are available. (Refer to catalog pages 34-51 for details.)