Varistor Products
Low Profile
RA Varistor Series
Absolute Maximum Ratings
For ratings of individual members of a series, see Device Ratings and Specifications chart
Continuous:
RA8 SERIES
Steady State Applied Voltage:
AC Voltage Range (VM(AC)RMS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 to 275
DC Voltage Range (VM(DC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.5 to 369
Transient:
Peak Pulse Current (ITM)
For 8/20碌s Current Wave (See Figure 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 to1200
Single Pulse Energy Range (Note 1)
For 10/1000碌s Current Wave (WTM ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.4 to 23
Operating Ambient Temperature Range (TA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to 125
Storage Temperature Range (TSTG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to 150
Temperature Coefficient (偽V) of Clamping Voltage
(VC) at Specified Test Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <0.01
Hi-Pot Encapsulation (Isolation Voltage Capability)
(Dielectric must withstand indicated DC voltage for
one minute per MIL-STD 202, Method 301)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5000
RA16 SERIES
10to 275
14 to 369
RA22 SERIES
4 to 275
18 to 369
UNITS
V
V
1000 to 4500
3.5 to 75
-55 to -125
-55 to 150
<0.01
2000 to 6500
70 to 160
-55 to -125
-55 to 150
<0.01
A
J
C
O
C
O
%/
O
C
Insulation Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000
5000
1000
5000
1000
V
M鈩?/div>
CAUTION: Stresses above those listed in 鈥淎bsolute Maximum Ratings鈥?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
(Note 1)
MAXIMUM RATINGS (125
o
C)
CONTINUOUS
TRANSIENT
ENERGY
(10/1000碌s)
W
TM
(J)
PEAK
CURRENT
(8/20碌s)
I
TM
(A)
SPECIFICATIONS (25
o
C)
MAX CLAMPING
VOLTAGE V
C
AT
TEST CURRENT
(8/20碌s)
V
C
(V)
I
P
(A)
V
RMS
PART
NUMBER
V
M(AC)
BRAND
(V)
V
DC
V
M(DC)
(V)
VARISTOR VOLTAGE AT
1mA DC TEST
CURRENT
MIN
(V)
V
N(DC)
(V)
MAX
(V)
TYPICAL
CAPACI-
TANCE
f = 1MHz
(pF)
鈥?/div>
RA8 SERIES
V8RA8
V12RA8
V18RA8
V22RA8
V27RA8
V33RA8
V39RA8
V47RA8
V56RA8
V68RA8
V82RA8
V100RA8
V120RA8
V150RA8
V180RA8
V200RA8
8R
12R
18R
22R
27R
33R
39R
47R
56R
68R
82R
100R
120R
150R
180R
200R
220R
240R
270R
360R
4
6
10
14
17
20
25
30
35
40
50
60
75
95
115
130
140
150
175
230
5.5
8
14
18
(Note 3)
22
26
31
38
45
56
66
81
102
127
153
175
180
200
225
300
0.4
0.6
0.8
10
(Note 2)
1.0
1.2
1.5
1.8
2.3
3.0
4.0
5.0
6.0
8.0
10.0
11.0
12.0
13.0
15.0
20.0
150
150
250
250
250
250
250
250
250
250
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
6
9
14.4
18.7
23
29.5
35
42
50
61
74
90
108
135
162
184
198
212
247
324
8.2
12
18
22
27
33
39
47
56
68
82
100
120
150
180
200
220
240
270
360
11.2
16
21.6
26
31.1
36.5
43
52
62
75
91
110
132
165
198
228
242
268
303
396
22
34
42
47
57
68
79
92
107
127
135
165
205
250
295
340
360
395
455
595
5
5
5
5
5
5
5
5
5
5
10
10
10
10
10
10
10
10
10
10
3000
2500
2000
1600
1300
1100
900
800
700
600
500
400
300
250
200
180
160
150
130
100
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
138
V220RA8
V240RA8
V270RA8
V360RA8
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標(biāo)準(zhǔn)包裝 300
類別 過(guò)電壓，電流，溫度裝置
家庭 TVS - 變阻器，MOV
系列 RA
變阻器電壓 100V
電流 - 浪涌 4.5kA
電路數(shù) 1
最大交流電壓 60VAC
最大直流電壓 81VDC
能量 20J
封裝/外殼 徑向，盒式
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