Littelfuse LA Varistor Series - Manual (Page 12)

© 2013 Littelfuse, Inc. 134
Revised: June 3, 2013
Varistor Products
LA Varistor Series
Radial Lead Varistors > LA Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/la.html for current information.
Symbol Description
Model Size
7mm 10mm 14mm 20mm
P Pitch of Component 12.7 +/- 1.0 25.4 +/- 1.0 25.4 +/- 1.0 25.4 +/- 1.0
P
0
Feed Hole Pitch 12.7 +/- 0.2 12.7 +/- 0.2 12.7 +/- 0.2 12.7 +/- 0.2
P
1
Feed Hole Center to Pitch 3.85 +/- 0.7 8.85 +/- 0.7 8.85 +/- 0.7 8.85 +/- 0.7
P
2
Hole Center to Component Center 6.35 +/- 0.7 12.7 +/- 0.7 12.7 +/- 0.7 12.7 +/- 0.7
F Lead to Lead Distance 5.0 +/- 0.8 7.5 +/-0.8 7.5 +/- 0.8 7.5 +/- 0.8
h Component Alignment 2.0 Max 2.0 Max 2.0 Max 2.0 Max
W Tape Width 18.0 +1.0 / -0.5 18.0 +1.0 / -0.5 18.0 +1.0 / -0.5 18.0 +1.0 / -0.5
W
0
Hold Down Tape Width 12.0 +/- 0.3 12.0 +/- 0.3 12.0 +/- 0.3 12.0 +/- 0.3
W
1
Hole Position 9.0 +0.75 / -0.50 9.0 +0.75 / -0.50 9.0 +0.75 / -0.50 9.0 +0.75 / -0.50
W
2
Hold Down Tape Position 0.5 Max 0.5 Max 0.5 Max 0.5 Max
H
Height from Tape Center to
Component Base
18.0 +2.0 / -0.0 18.0 +2.0 / -0.0 18.0 +2.0 / -0.0 18.0 +2.0 / -0.0
H
0
Seating Plane Height 16.0 +/- 0.5 16.0 +/- 0.5 16.0 +/- 0.5 16.0 +/- 0.5
H
1
Component Height 32.0 Max 36.0 Max 40.0 Max 46.5 Max
D
0
Feed Hole Diameter 4.0 +/- 0.2 4.0 +/- 0.2 4.0 +/- 0.2 4.0 +/- 0.2
T Total Tape Thickness 0.7 +/- 0.2 0.7 +/- 0.2 0.7 +/- 0.2 0.7 +/- 0.2
U Under-crimp Width 8.0 Max 8.0 Max 8.0 Max 8.0 Max
P Component Alignment 3° Max 1.00mm 3° Max 1.00mm 3° Max 1.00mm 3° Max
Tape and Reel Specifications (continued)
NOTE: Dimensions are in mm.
• Conforms to ANSI and EIA specifications
• Can be supplied to IEC Publication 286-2
• Radial devices on tape are supplied with crimped leads, straight leads, or under-crimped leads
• 7mm parts are available on tape and reel up to 480 VAC only
• 10mm parts are available on tape and reel up to 510 VAC only
• 14mm and 20mm parts are available on tape and reel up to 550 VAC only
Standard Bulk Pack Quantity
Varistor Voltage Model
Standard Bulk Pack Quantity
Varistor Model Size
7mm 10mm 14mm 20mm
130-275 1500 1000 700 500
300-460 1500 1000 600 400
510-625 1500 1000 500 400
660 N/A 1000 500 400
680 N/A 1000 400 300
1000 N/A N/A 300 200