4-25
Series LA Varistors are certified by VDE under License Number 116895E.
Series LA Varistors are listed under UL file #E75961 and E56529 as a recognized component.
Series LA Varistors are listed under CSA file #LR91788 as a recognized component.
Absolute Maximum Ratings
For ratings of individual members of a series, see Device Ratings and Specifications chart
LA SERIES UNITS
Continuous:
Steady State Applied Voltage:
AC Voltage Range (V
M(AC)RMS
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DC Voltage Range (V
M(DC)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
130 to 1000
175 to 1200
V
V
Transients:
Peak Pulse Current (I
TM
)
For 8/20
µ
s Current Wave (See Figure 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Single Pulse Energy Range
For 10/1000
µ
s Current Wave (W
TM
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1200 to 6500
11 to 360
A
J
Operating Ambient Temperature Range (T
A
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to 85
o
C
Storage Temperature Range (T
STG
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to 125
o
C
Temperature Coefficient (
α
V) of Clamping Voltage (V
C
) at Specified Test Current . . . . . . . . . . . . . . . . . . <0.01 %/
o
C
Hi-Pot Encapsulation (Isolation Voltage Capability) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(Dielectric must withstand indicated DC voltage for one minute per MIL-STD 202, Method 301)
2500 V
Insulation Resistance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000 M
Ω
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
Device Ratings and Specifications
PART
NUMBER
MODEL
SIZE
DISC
DIA.
(mm)
DEVICE
MODEL
NUMBER
BRAND-
ING
MAXIMUM RATING (85
o
C) SPECIFICATIONS (25
o
C)
CONTINUOUS TRANSIENT
VARISTOR VOLT-
AGE AT 1mA DC
TEST CURRENT
MAXIMUM
CLAMPING
VOLTAGE
8 x 20
µ
s
TYPICAL
CAPACI-
TANCE
f = 1MHzV
RMS
V
DC
ENERGY
10 x 1000
µ
s
PEAK
CURRENT
8 x 20
µ
s
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) (A) (pF)
V130LA1 7 1301 130 175 11 1200 184 255 390 10 180
V130LA2 7 1302 130 175 11 1200 184 228 340 10 180
V130LA5 10 1305 130 175 20 2500 184 228 340 25 450
V130LA10A 14 130L10 130 175 38 4500 184 228 340 50 1000
V130LA20A 20 130L20 130 175 70 6500 184 228 340 100 1900
V130LA20B 20 130L20B 130 175 70 6500 184 220 325 100 1900
V140LA2 7 1402 140 180 12 1200 198 242 360 10 160
V140LA5 10 1405 140 180 22 2500 198 242 360 25 400
V140LA10A 14 140L10 140 180 42 4500 198 242 360 50 900
V140LA20A 20 140L20 140 180 75 6500 198 242 340 100 1750
V150LA1 7 1501 150 200 13 1200 212 284 430 10 150
V150LA2 7 1502 150 200 13 1200 212 268 395 10 150
V150LA5 10 1505 150 200 25 2500 212 268 395 25 360
V150LA10A 14 150L10 150 200 45 4500 212 268 395 50 800
V150LA20A 20 150L20 150 200 80 6500 212 268 395 100 1600
V150LA20B 20 150L20B 150 200 80 6500 212 243 360 100 1600
V175LA2 7 1752 175 225 15 1200 247 303 455 10 130
V175LA5 10 1755 175 225 30 2500 247 303 455 25 350
V175LA10A 14 175L10 175 225 55 4500 247 303 455 50 700
V175LA20A 20 175L20 175 225 90 6500 247 303 455 100 1400
V230LA4 7 2304 230 300 20 1200 324 396 595 10 100
V230LA10 10 230L 230 300 35 2500 324 396 595 25 250
V230LA20A 14 230L20 230 300 70 4500 324 396 595 50 550
V230LA40A 20 230L40 230 300 122 6500 324 396 595 100 1100
LA Series