SIOV metal oxide varistors
Leaded varistors, SNF high operating temperature
varistors, SNF AdvanceD series
Series/Type:
Date:
B722*
January 2018
© EPCOS AG 2018. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
Leaded varistors, SNF high operating temperature varistors
SNF AdvanceD series
B722*
Construction
Round varistor element, leaded
Coating: silicon resin, flame-retardant to UL 94 V-0
Terminals: tinned wire
Features
High-energy AdvanceD series E2
High surge current ratings up to 10 kA
High energy ratings up to 400 J
Wide operating voltage range 130 … 625 V
RMS
Enhanced resistance against heat and humidity 85
°C,
85% r.h., 0.85
for use in harsh environments
PSpice models
Approvals
UL
CSA
VDE
CQC SNF07 (K130 … K320), SNF10/SNF14 (K130 … K625), SNF20 (K130 … K625)
IEC
Options
Types qualified to AEC-Q200 available in SNF automotive series or upon request
Special insulation types upon request
Delivery mode
Bulk (standard)
General technical data
Climatic category
Operating temperature
Storage temperature
Electric strength
Insulation resistance
to IEC 60068-1
to IEC 61051
to IEC 61051
to IEC 61051
40/125/56
40 ... +125
40 ... +150
≥
2.5
≥
100
°C
°C
kV
RMS
MΩ
V
V
(1 mA), 1000 h
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 33
Leaded varistors, SNF high operating temperature
SNF AdvanceD series
B722*
Electrical specifications and ordering codes
Maximum ratings (T
A
= 125
°C)
Ordering code
Type
(untaped)
SIOV-
V
RMS
V
DC
i
max
(8/20 µs)
1 time
A
I
n 1)
W
max
(8/20 µs) (2 ms)
15 times
A
J
150
500
1500
3000
3000
150
500
1500
3000
3000
150
500
1500
3000
3000
150
500
1500
3000
3000
150
500
1500
3000
3000
150
500
1500
3000
3000
6.0
12.5
25.0
50.0
100.0
6.5
13.5
27.5
55.0
110.0
7.5
15.0
30.0
60.0
120.0
8.0
17.0
35.0
70.0
135.0
9.5
20.0
42.0
80.0
160.0
11.0
23.0
45.0
90.0
180.0
P
max
V
V
W
0.10
0.25
0.40
0.60
1.00
0.10
0.25
0.40
0.60
1.00
0.10
0.25
0.40
0.60
1.00
0.10
0.25
0.40
0.60
1.00
0.10
0.25
0.40
0.60
1.00
0.10
0.25
0.40
0.60
1.00
V
RMS
= 130 V
B72205U2131K501
SNF05K130E2S5
130
170
800
B72207U2131K501
SNF07K130E2S5
130
170
1750
B72210U2131K501
SNF10K130E2S5
130
170
3500
B72214U2131K501
SNF14K130E2S5
130
170
6000
B72220U2131K501
SNF20K130E2S5
130
170
10000
V
RMS
= 140 V
B72205U2141K501
SNF05K140E2S5
140
180
800
B72207U2141K501
SNF07K140E2S5
140
180
1750
B72210U2141K501
SNF10K140E2S5
140
180
3500
B72214U2141K501
SNF14K140E2S5
140
180
6000
B72220U2141K501
SNF20K140E2S5
140
180
10000
V
RMS
= 150 V
B72205U2151K501
SNF05K150E2S5
150
200
800
B72207U2151K501
SNF07K150E2S5
150
200
1750
B72210U2151K501
SNF10K150E2S5
150
200
3500
B72214U2151K501
SNF14K150E2S5
150
200
6000
B72220U2151K501
SNF20K150E2S5
150
200
10000
V
RMS
= 175 V
B72205U2171K501
SNF05K175E2S5
175
225
800
B72207U2171K501
SNF07K175E2S5
175
225
1750
B72210U2171K501
SNF10K175E2S5
175
225
3500
B72214U2171K501
SNF14K175E2S5
175
225
6000
B72220U2171K501
SNF20K175E2S5
175
225
10000
V
RMS
= 210 V
B72205U2211K501
SNF05K210E2S5
210
270
800
B72207U2211K501
SNF07K210E2S5
210
270
1750
B72210U2211K501
SNF10K210E2S5
210
270
3500
B72214U2211K501
SNF14K210E2S5
210
270
6000
B72220U2211K501
SNF20K210E2S5
210
270
10000
V
RMS
= 230 V
B72205U2231K501
SNF05K230E2S5
230
300
800
B72207U2231K501
SNF07K230E2S5
230
300
1750
B72210U2231K501
SNF10K230E2S5
230
300
3500
B72214U2231K501
SNF14K230E2S5
230
300
6000
B72220U2231K501
SNF20K230E2S5
230
300
10000
1)
Note:
Nominal discharge current I
n
according to UL 1449, 4
th
edition.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 33
Leaded varistors, SNF high operating temperature
SNF AdvanceD series
Characteristics (T
A
= 25
°C)
B722*
Ordering code
V
v
(1 mA)
V
205
205
205
205
205
220
220
220
220
220
240
240
240
240
240
270
270
270
270
270
330
330
330
330
330
360
360
360
360
360
∆V
v
(1 mA)
%
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
v
c,max
(i
c
)
V
340
340
340
340
340
360
360
360
360
360
395
395
395
395
395
455
455
455
455
455
545
545
545
545
545
595
595
595
595
595
i
c
A
5.0
10.0
25.0
50.0
100.0
5.0
10.0
25.0
50.0
100.0
5.0
10.0
25.0
50.0
100.0
5.0
10.0
25.0
50.0
100.0
5.0
10.0
25.0
50.0
100.0
5.0
10.0
25.0
50.0
100.0
C
typ
(1 kHz)
pF
135
245
500
880
1850
125
230
470
820
1700
115
210
430
750
1550
100
190
380
670
1350
75
140
290
580
1100
70
130
265
530
1000
V
RMS
= 130 V
B72205U2131K501
B72207U2131K501
B72210U2131K501
B72214U2131K501
B72220U2131K501
V
RMS
= 140 V
B72205U2141K501
B72207U2141K501
B72210U2141K501
B72214U2141K501
B72220U2141K501
V
RMS
= 150 V
B72205U2151K501
B72207U2151K501
B72210U2151K501
B72214U2151K501
B72220U2151K501
V
RMS
= 175 V
B72205U2171K501
B72207U2171K501
B72210U2171K501
B72214U2171K501
B72220U2171K501
V
RMS
= 210 V
B72205U2211K501
B72207U2211K501
B72210U2211K501
B72214U2211K501
B72220U2211K501
V
RMS
= 230 V
B72205U2231K501
B72207U2231K501
B72210U2231K501
B72214U2231K501
B72220U2231K501
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 33
Leaded varistors, SNF high operating temperature
SNF AdvanceD series
B722*
Electrical specifications and ordering codes
Maximum ratings (T
A
= 125
°C)
Ordering code
Type
(untaped)
SIOV-
V
RMS
V
DC
i
max
(8/20 µs)
1 time
A
I
n 1)
W
max
(8/20 µs) (2 ms)
15 times
A
J
150
500
1500
3000
3000
150
500
1500
3000
3000
150
500
1500
3000
3000
500
1500
3000
3000
1500
3000
3000
1500
3000
3000
12.0
25.0
50.0
100.0
195.0
13.5
27.5
55.0
110.0
215.0
15.0
30.0
60.0
125.0
250.0
32.0
67.0
136.0
273.0
67.0
136.0
273.0
67.0
136.0
273.0
P
max
V
V
W
0.10
0.25
0.40
0.60
1.00
0.10
0.25
0.40
0.60
1.00
0.10
0.25
0.40
0.60
1.00
0.25
0.40
0.60
1.00
0.40
0.60
1.00
0.40
0.60
1.00
V
RMS
= 250 V
B72205U2251K501
SNF05K250E2S5
250
320
800
B72207U2251K501
SNF07K250E2S5
250
320
1750
B72210U2251K501
SNF10K250E2S5
250
320
3500
B72214U2251K501
SNF14K250E2S5
250
320
6000
B72220U2251K501
SNF20K250E2S5
250
320
10000
V
RMS
= 275 V
B72205U2271K501
SNF05K275E2S5
275
350
800
B72207U2271K501
SNF07K275E2S5
275
350
1750
B72210U2271K501
SNF10K275E2S5
275
350
3500
B72214U2271K501
SNF14K275E2S5
275
350
6000
B72220U2271K501
SNF20K275E2S5
275
350
10000
V
RMS
= 300 V
B72205U2301K501
SNF05K300E2S5
300
385
800
B72207U2301K501
SNF07K300E2S5
300
385
1750
B72210U2301K501
SNF10K300E2S5
300
385
3500
B72214U2301K501
SNF14K300E2S5
300
385
6000
B72220U2301K501
SNF20K300E2S5
300
385
10000
V
RMS
= 320 V
B72207U2321K501
SNF07K320E2S5
320
420
1750
B72210U2321K501
SNF10K320E2S5
320
420
3500
B72214U2321K501
SNF14K320E2S5
320
420
6000
B72220U2321K501
SNF20K320E2S5
320
420
10000
V
RMS
= 350 V
B72210U2351K501
SNF10K350E2S5
350
460
3500
B72214U2351K501
SNF14K350E2S5
350
460
5000
B72220U2351K501
SNF20K350E2S5
350
460
10000
V
RMS
= 385 V
B72210U2381K501
SNF10K385E2S5
385
505
3500
B72214U2381K501
SNF14K385E2S5
385
505
5000
B72220U2381K501
SNF20K385E2S5
385
505
10000
1)
Note:
Nominal discharge current I
n
according to UL 1449, 4
th
edition.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 33
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