644894-4 Tyco Electronics, 644894-4 Datasheet - Page 68

• Manufacturer Part Number: 644894-4
• Description: Conn Shrouded Header HDR 4 POS 2.54mm Solder RA Thru-Hole
• Manufacturer: Tyco Electronics
• Type: Shrouded Headerr
• Series: CST-100r

Specifications of 644894-4

• Pitch: 2.54 mm
• Number Of Rows: 1
• Number Of Contacts: 4
• Gender: HDR
• Contact Plating: Tin-Lead
• Termination Method: Solder
• Contact Type: Male Pin
• Connector Type: Header, Shrouded
• Number Of Positions: 4
• Number Of Positions Loaded: All
• Contact Mating Length: 0.280" (7.11mm)
• Mounting Type: Through Hole, Right Angle
• Termination: Solder
• Fastening Type: Friction Lock
• Contact Finish: Tin-Lead
• Color: Black
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Contact Finish Thickness: -
• Row Spacing: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Post No. 1
.077 [1.95]
.335
[8.5] .268
[6.8]
.312 [7.92]
Centerline
A
.077 [1.95]
.028 [0.7]
.045 Sq. Post
.146 [3.7]
[1.14]
.303 [7.7]
.244 [6.2]
.118 [3.0]
Recommended PC Board Layout
Mating Height
.642 [16.3]
Acceptable Board Thickness
.063 +.004/-0 Dia. Punched Hole
[1.60 +0.1/-0]
.065 +.004/-0 Dia. Drilled Hole
[1.65 +0.1/-0]
.062 [1.57]
.312 [7.92] Centerline