Durable solder cup connector Amphenol L77SDB25S with stamped formed contacts and steel shell plating

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Product Description

Product Overview

The Amphenol "SD" series offers economical solder cup connectors with precision-formed contacts and insulators featuring closed-entry contact cavities. Designed to meet commercial requirements, these connectors deliver Amphenol's high standards of quality and reliability for industrial, telecom, and general industry standard I/O connections. Available in Standard Density (SD) and High Density (HD) configurations, they are suitable for a wide range of applications requiring robust and dependable interconnections.

Product Attributes

  • Brand: Amphenol
  • Series: SD / E5
  • Contact Type: Stamped and Formed Contacts
  • Termination: Solder-Cup
  • Insulator Material: Glass-filled thermoplastic, UL 94V-0
  • Contact Material: Brass
  • Plating (Mating Area): Selected Gold
  • Plating (Termination Area): Min. 2.54m (100") tin over min. 1.27m (50") nickel
  • Shell Material: Steel
  • Shell Plating: Tin over nickel plating
  • Certifications: UL File: E149426; Connectors according to MIL C24308
  • RoHS Compliant: Yes

Technical Specifications

Specification Standard Density (SD) High Density (HD)
Current Rating 5A 3A
Voltage Rating 250V AC/rms 50Hz
Withstanding Voltage 1000V AC/rms 50Hz for one minute
Insulation Resistance 1000M at 500V DC
Contact Resistance 20m max
Operating Temperature -55C to +125C
Salt Spray 24 hours
Single Contact Insertion Force 0.54kg (1.19lb) max
Single Contact Withdrawal Force 0.06kg (0.13lb) min 0.02kg (0.044lb) min

Mechanical Data - Mating and Unmating Force

No. of Contacts SD Mating Force (max) SD Unmating Force (min) HD Mating Force (max) HD Unmating Force (min)
kg (lb) kg (lb) kg (lb) kg (lb)
9 3.05 6.74 0.36 0.79 N/A N/A N/A N/A
15 5.09 11.24 0.46 1.01
25 8.44 18.66 0.81 1.8
37 12.51 27.65 1.1 2.47
50 14.65 32.38 1.6 3.56
15 N/A N/A N/A N/A 3.81 8.42 0.52 1.14
26 5.95 13.16 1.05 2.32
44 9.26 20.46 1.37 3.02
62 13.48 29.78 1.76 3.88
78 15.82 34.96 2.02 4.46

Overall Dimensions (Standard Density)

No. of Contacts A (mm/inch) B (mm/inch) C (mm/inch) D (mm/inch) E (mm/inch) F (mm/inch) X (mm)
9 30.84 (1.21) 24.99 (.98) 16.92 (.67) 16.24 (.64) 11.09 (.44) 19.28 (.76) 2.77
15 39.24 (1.54) 33.32 (1.31) 24.7 (.972) 24.56 (.97) 19.39 (.76) 27.51 (1.08) 2.77
25 53.04 (2.09) 47.04 (1.85) 38.96 (1.53) 38.38 (1.51) 33.24 (1.31) 41.30 (1.63) 2.77
37 69.32 (2.73) 63.50 (2.50) 55.42 (2.18) 54.76 (2.16) 49.86 (1.96) 57.71 (2.27) 2.77
50 67 (2.64) 61.11 (2.41) 52.86 (2.08) 52.34 (2.06) 44.32 (1.75) 55.3 (2.18) 2.77

Overall Dimensions (High Density)

No. of Contacts A (mm/inch) B (mm/inch) C (mm/inch) D (mm/inch) E (mm/inch)
15 30.84 (1.21) 24.99 (.98) 16.92 (.67) 16.24 (.64) 19.28 (.76)
26 39.24 (1.54) 33.32 (1.31) 24.7 (.972) 24.56 (.97) 27.51 (1.08)
44 53.04 (2.09) 47.04 (1.85) 38.96 (1.53) 38.38 (1.51) 41.30 (1.63)
62 69.32 (2.73) 63.50 (2.50) 55.42 (2.18) 54.76 (2.16) 57.71 (2.27)
78 67 (2.64) 61.11 (2.41) 52.86 (2.08) 52.34 (2.06) 55.3 (2.18)

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hefei Purple Horn E-Commerce Co., Ltd.
Location Room 1306B, Building A, Xindi Center, Qimen Road, Hefei City, Anhui Province
Contact Person Sellina

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