© 2013 Littelfuse, Inc.
169
Revised: May 8, 2013
Varistor Products
HB34, HF34 and HG34 Varistor Series
Industrial High Energy Terninal Varistors > HB34, HF34 & HG34 Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/hb34.html or /hf34 or /hg34.thml
for current information.
HI–ENERGY
MOV’S
HBx/HFx/HGx Series
HF34 Series Ratings & Specifications
Lead–free
and RoHS
Compliant Models
Model
Size
Disc
Dia.
(mm)
Maximum Rating (85°C) Specifications (25°C)
Continuous Transient
Varistor Voltage at 1mA
DC Test Current
Maximum
Clamping Voltage
V
C
at 200A
Current (8/20μs)
Typical
Capaci-
tance
V
RMS
V
DC
Energy
(2ms)
Peak
Current
8 x 20 μs
Part Number
V
M(AC)
V
M(DC)
W
TM
I
TM
Min V
N(DC)
Max V
C
f = 1MHz
(V) (V) (J) (A) (V) (V) (V) (V) (pF)
V111HF34 34 110 148 220 40,000
1
156 173 190 288 11,600
V131HF34 34 130 175 270 40,000
2
184 200 228 345 10,000
V141HF34 34 140 188 291 40,000
3
198 220 248 375 9,000
V151HF34 34 150 200 300 40,000
4
212 240 268 405 8,000
V181HF34 34 180 240 330 40,000 254 282 310 468 6,800
V201HF34 34 200 265 350 40,000 283 314 345 533 6,350
V251HF34 34 250 330 370 40,000 354 390 429 650 5,000
V271HF34 34 275 370 400 40,000 389 430 473 730 4,500
V301HF34 34 300 410 430 40,000 433 478 526 780 4,100
V321HF34 34 320 420 460 40,000 462 510 561 830 3,800
V331HF34 34 330 435 475 40,000 467 519 570 843 3,750
V351HF34 34 350 460 500 40,000 495 550 604 894 3,600
V391HF34 34 385 510 550 40,000 545 604 663 1,000 3,500
V421HF34 34 420 560 600 40,000 610 680 748 1,130 3,000
V441HF34 34 440 587 620 40,000 622 691 759 1,150 2,900
V481HF34 34 480 640 650 40,000 670 750 825 1,240 2,700
V511HF34 34 510 675 700 40,000 735 820 910 1,350 2,500
V551HF34 34 550 710 755 40,000 778 864 949 1,404 2,390
V571HF34 34 570 730 770 40,000 805 910 1000 1,480 2,200
V661HF34 34 660 850 900 40,000 940 1050 1160 1,720 2,000
V681HF34 34 680 875 925 40,000 962 1068 1173 1777 1,900
V751HF34 34 750 970 1050 40,000 1080 1200 1320 2,000 1,800
Note:
1. Peak current applies to applications rated up to 97V
RMS
. Peak current is 30kA for applications greater than 97V.
2. Peak current applies to applications rated up to V
RMS
. Peak current is 30kA for applications greater than 115V.
3. Peak current applies to applications rated up to V
RMS
. Peak current is 30kA for applications greater than 123V.
4. Peak current applies to applications rated up to V
RMS
. Peak current is 30kA for applications greater than 132V.
(5 pages)
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