3M 203-2737-55-1102

Product Overview

The 3M Discrete Power In-Line Sockets are designed to accept a wide variety of in-line devices with up to 3 leads, including TO-3 and TO-66 types. Featuring Kelvin contacts and a repairable design with replaceable body and contacts, these sockets offer flexibility and longevity. The slotted entry ports accommodate devices with lead spacing between 0.075" (1.90 mm) and 0.200" (5.1 mm). These sockets must be mounted to the board using screws.

Product Attributes

• Brand: 3M
• Division: Electronic Handling and Protection Division
• Insulation Material: Glass Filled Polyphenylene-Sulfide
• Flammability: UL 94V-0
• Color: Black
• Contact Material: Beryllium Copper
• Plating: 30 µm (0.76 mm) Gold over 50 µm (1.3 mm) Nickel
• Marking: 3M Logo & Part Number Identifier

Technical Specifications

Dimensions (Refer to Diagram):

• Overall Length: 1.135" [28.83 mm]
• Width: 1.46" [37.1 mm]
• Mounting Screw Clearance Hole Diameter: 0.150" Typ [3.81 mm] Typ
• Body Height: 0.324" [8.23 mm]
• Contact Tail Length: 0.37" [9.3 mm]
• Contact Point Length: 0.41" [10.4 mm]
• Standoff Dimensions: 0.060" X 0.015" Typ [1.52 mm] [0.38 mm] Typ

P.C. Board Pattern Dimensions (Tolerance ± .010 inch):

• Dimension A: 0.468" [11.89 mm]