104549-2 TE Connectivity, 104549-2 Datasheet - Page 7

• Manufacturer Part Number: 104549-2
• Description: Conn Shrouded Header HDR 20 POS 1.27mm Solder ST SMD Tube
• Manufacturer: TE Connectivity
• Type: Shrouded Headerr

Specifications of 104549-2

• Pitch: 1.27 mm
• Number Of Rows: 2
• Number Of Contacts: 20
• Gender: HDR
• Contact Plating: Gold Over Nickel
• Termination Method: Solder
• Body Material: Glass-filled Thermoplastic
• Mounting Type: PCB SMT
• Operating Voltage Max: 30VAC
• Color: Black
• Connector Type: Wire-to-Board
• Width: 0.630"
• Peak Reflow Compatible (260 C): No
• Rohs Compliant: No
• Shrouded: Yes
• Mount Angle: Vertical
• Pcb Mount Style: Surface Mount
• Pcb Mount Retention: With
• Hold-down Post Material: Copper Alloy
• Hold-down Post Plating: Tin-Lead over Nickel
• Voltage (vac): 30
• Insulation Resistance (m?): 5,000
• Dielectric Withstanding Voltage (v): 500
• Termination Post Length (mm [in]): 2.54 [0.100]
• Solder Tail Contact Plating: Tin-Lead
• Number Of Positions: 20
• Pcb Mount Retention Type: Hold Down Post(s)
• Contact Base Material: Phosphor Bronze
• Contact Plating, Mating Area, Material: Gold (30)
• Connector Style: Plug
• Housing Material: Thermoplastic - GF
• Ul Flammability Rating: UL 94V-0
• Housing Color: Black
• Rohs/elv Compliance: Not ELV/RoHS compliant
• Lead Free Solder Processes: Reflow solder capable to 245°C, Reflow solder capable to 260°C
• Approved Standards: UL E28476, CSA LR7189
• Temperature Range (°c): -65 – +105
• Packaging Method: Tube

Rev B
NOTE
To determine acceptable current carrying capacity for percentage connector loading, use
Multiplication Factor (F) from above chart and multiply it times Base rated Current for a single
circuit at maximum ambient operating temperature as shown in Figure 4A.
50% Loaded (by rows)
Current Carrying Capability
Loading Density
Single Contact
100% Loaded
Current Rating
Figure 4A
Figure 4B
F-Factor
0.431
0.300
1.00
108-1093
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