Littelfuse LA Varistor Series - Manual (Page 3)

© 2013 Littelfuse, Inc. 125
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.
LA Series
Part
Number
Branding
Model Size
Disc Dia.
(mm)
Maximum Rating (85°C) Specifications (25°C)
Continuous Transient Varistor
Voltage at
1mA
DC Test
Current
Maximum
Clamping
Voltage
8 x 20 μs
Typical
Capaci-
tance f =
1MHz
V
RMS
V
DC
Energy 10
x 1000μs
Peak
Current 8
x 20μs
V
M(AC)
V
M(DC)
W
TM
I
TM
V
NOM
Min
V
NOM
Max
V
C
I
PK
C
(V) (V) (J) (A) (V) (V) (V) (A) (pF)
V385LA10P P385L 10 385 505 51 2500 558 682 1025 25 160
V385LA20AP P385L20 14 385 505 85 4500 558 682 1025 50 360
V385LA40BP P385L40 20 385 505 160 6500 558 682 1025 100 700
V420LA7P P4207 7 420 560 30 1200 610 748 1120 10 55
V420LA10P P420L 10 420 560 55 2500 610 748 1120 25 140
V420LA20AP P420L20 14 420 560 90 4500 610 748 1120 50 300
V420LA40BP P420L40 20 420 560 160 6500 610 720 1060 100 600
V460LA7P P4607 7 460 615 37 1200 640 790 1190 10 55
V460LA10P P460L 10 460 615 56 2500 640 790 1190 25 120
V460LA20AP P460L20 14 460 615 100 4500 640 790 1190 50 280
V460LA40BP P460L40 20 460 615 170 6500 640 756 1110 100 560
V480LA7P P4807 7 480 640 35 1200 670 825 1240 10 50
V480LA10P P480L 10 480 640 60 2500 670 825 1240 25 120
V480LA40AP P480L40 14 480 640 105 4500 670 825 1240 50 270
V480LA80BP P480L80 20 480 640 180 6500 670 790 1160 100 550
V510LA10P P510L 10 510 675 63 2500 735 910 1350 25 100
V510LA40AP P510L40 14 510 675 110 4500 735 910 1350 50 250
V510LA80BP P510L80 20 510 675 190 6500 735 860 1280 100 500
V575LA10P P575L 10 575 730 65 2500 815 1000 1500 25 90
V575LA40AP P575L40 14 575 730 120 4500 815 1000 1500 50 220
V575LA80BP P575L80 20 575 730 220 6500 815 960 1410 100 450
V625LA10P P625L 10 625 825 67 2500 900 1100 1650 25 80
V625LA40AP P625L40 14 625 825 125 4500 900 1100 1650 50 210
V625LA80BP P625L80 20 625 825 230 6500 900 1100 1650 100 425
V680LA10P P680L 10 680 875 75 2500 990 1240 1875 25 65
V680LA80AP P680L80 14 680 875 145 4500 990 1240 1875 50 190
V680LA100BP P680L100 20 680 875 260 6500 990 1130 1700 100 380
V660LA10P P660L 10 660 850 70 2500 940 1210 1820 25 70
V660LA50AP P660L50 14 660 850 140 4500 940 1210 1820 50 200
V660LA100BP P660L100 20 660 850 250 6500 940 1100 1650 100 400
V1000LA80AP P1000L8 14 1000 1200 220 4500 1425 1800 2700 50 130
V1000LA160BP P1000L16 20 1000 1200 360 6500 1425 1600 2420 100 250
LA Series Ratings & Specifications (Continued...)
NOTE: Average power dissipation of transients not to exceed 0.25W, 0.4W, 0.6W or 1W for model sizes 7mm, 10mm, 14mm and 20mm, respectively.
Phenolic Coating Option -- LA Series Varistors for Hi-Temperature Operating Conditions:
• Phenolic–coated LA Series devices are available with improved maximum operating maximum temperature 125°C.
• These devices also have improved temperature cycling performance capability.
• Ratings and Specifications are as per standard LA Series except Hi–Pot Encapsulation (Isolation Voltage Capability) = 500V.
• These devices are not UL, CSA, VDE or CECC certified.
• To order: add X1347 to end of part number (e.g. V230LA20APX1347)
• Product marking:
LF 9
P230P20
YYWW Phenolic Coated
Option
Identifier
Lead-Free,
Halogen-Free
& RoHS Compliant
Indicator