2
V
P
BA/BB Varistor Series
Varistor Products
High Energy Industrial
73
www.littelfuse.com
Absolute Maximum Ratings
For ratings of individual members of a series, see Device Ratings and Specifications chart
Continuous:
Steady State Applied Voltage:
AC Voltage Range (VM(AC)RMS). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130 to 880
DC Voltage Range (VM(DC)). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175 to 1150
Transient:
Peak Pulse Current (ITM)
For 8/20μs Current Wave (See Figure 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50,000 to 70,000
Single Pulse Energy Range
For 2ms Current Squarewave (WTM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 450 to 3200
Operating Ambient Temperature Range (TA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to 85
Storage Temperature Range (TSTG). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to 125
Temperature Coefficient (
α
V) of Clamping Voltage (VC) at Specified
Test Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <0.01
Hi-Pot Encapsulation (Isolation Voltage Capability) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5000
(Dielectric must withstand indicated DC voltage for one minute per
MIL-STD 202, Method 301)
Insulation Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000
1100 to 2800
1400 to 3500
V
V
70,000
A
3800 to 10,000
-55 to 85
-55 to 125
J
0
C
0
C
<0.01
5000
%/
0
C
V
1000
M
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
BA SERIES BB SERIES UNITS
PART NUMBER
AND DEVICE
BRANDING
MAXIMUM RATINGS (85
o
C)
SPECIFICATIONS (25
o
C)
CONTINUOUS
TRANSIENT
VARISTOR VOLTAGE
AT 1mA DC
TEST CURRENT
MAX CLAMPING
VOLT V
C
AT 200A
CURRENT (8/20
μ
s)
TYPICAL
CAPACI-
TANCE
V
RMS
V
DC
ENERGY
(2ms)
PEAK
CURRENT
(8/20
μ
s)
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)
V131BA60
130
175
450
50000
184
200
228
340
20000
V151BA60
150
200
530
50000
212
240
268
400
16000
V251BA60
250
330
880
50000
354
390
429
620
10000
V271BA60
275
369
950
50000
389
430
473
680
9000
V321BA60
320
420
1100
50000
462
510
561
760
7500
V421BA60
420
560
1500
70000
610
680
748
1060
6000
V481BA60
480
640
1600
70000
670
750
825
1160
5500
V511BA60
510
675
1800
70000
735
820
910
1300
5000
V571BA60
575
730
2100
70000
805
910
1000
1420
4500
V661BA60
660
850
2300
70000
940
1050
1160
1640
4000
V751BA60
750
970
2600
70000
1080
1200
1320
1880
3500
V881BA60
880
1150
3200
70000
1290
1500
1650
2340
2700
V112BB60
1100
1400
3800
70000
1620
1800
2060
2940
2200
V142BB60
1400
1750
5000
70000
2020
2200
2550
3600
1800
V172BB60
1700
2150
6000
70000
2500
2700
3030
4300
1500
V202BB60
2000
2500
7500
70000
2970
3300
3630
5200
1200
V242BB60
2400
3000
8600
70000
3510
3900
4290
6200
1000
V282BB60
2800
3500
10000
70000
4230
4700
5170
7400
800
NOTE: Average power dissipation of transients not to exceed 2.5W. See Figures 3 and 4 for more information on power dissipation.
Next
Previous