1553B Data Bus Cable for Aerospace and Defense – BYC Cables

Product Overview

Feature Specification
Product Series 1553B Series (High-Precision Data Bus)
Equivalency Fully compatible with MIL-STD-1553B / Q/HY106-2010
Insulation & Jacket Irradiated Cross-linked ETFE (X-ETFE)
Rated Voltage 600V
Temperature Range -65°C to +200°C (-85°F to +392°F)
Conductor Type High-strand Silver-plated Copper Alloy
Key Features Precision impedance matching (77 Ohm), high-density EMI shielding, radiation resistant, and low outgassing.
Applications High-reliability multiplex data bus systems for aerospace, defense, and maritime avionics.

Comprehensive Configuration Matrix

Our 1553B series covers over 100+ configurations including multi-core twisted, EMI shielding, and protective jacketing. If your specific requirement is not listed in the standard table, please contact us for custom configuration.

Configuration Category Available Options
Shielding Type Single Silver-plated Copper Braid (HYTC), Double Silver-plated Copper Braid (HYTS)
Core Construction Dual Core Twisted Shielded Pair
Conductor Material Silver-plated Copper Alloy (High Strength)
Jacket Material Single-layer or Dual-layer X-ETFE
Max Operating Frequency 30MHz
Compliance MIL-STD-1553B, Q/HY106-2010

Physical Dimensions & Weight Data

Model Shielding Type Finished Outside Diameter (mm) Maximum Weight (kg/km)
HYTC/1553B Single Braid Shield 3.30 ± 0.15 24
HYTS/1553B Double Braid Shield 3.70 ± 0.15 24

Electrical Performance Standards

Parameter Value
Characteristic Impedance (1MHz) 77 ± 5 Ohm
Maximum Attenuation (1MHz) 4.6 dB / 100m
Maximum Conductor Resistance @ 20°C (68°F) 109 Ohm/km
Mutual Capacitance (1MHz) <= 98 pF/m
Transmission Velocity 61 percent
Transfer Impedance (30MHz) – Single Shield <= 0.1 Ohm/m
Transfer Impedance (30MHz) – Double Shield <= 0.01 Ohm/m
Dielectric Strength 2500V / 5min (No breakdown)

Mechanical & Environmental Characteristics

  • Minimum Bend Radius: 20mm (Fixed)
  • Tensile Strength (Insulation/Jacket): >= 34.5 N/mm2
  • Elongation at Break (Insulation/Jacket): >= 75 percent
  • Thermal Aging: Passed 300°C (572°F) / 7h cross-linking verification test.
  • Low-Temperature Bending: Passed -65°C (-85°F) / 4h test without cracking.
  • Insulation Resistance: >= 1500 MOhm-km

contact us

STEP 1

Inquiry Received

STEP 2

Technical Review

STEP 3

24H Response​