NVD
metal oxide varistor disc type
EU
features
Flame retardant coating (UL94V0)
Excellent transient voltage suppression characteristics
Higher surge current
Wide varistor voltage
V-I characteristics are the same in both polarity
Marking: Green body color with black marking
VDE (CECC42000, CECC42200, CECC42201, IEC61051:
File No. 40015637) NVD05, NVD07: 22-470V, NVD10:
22-1100V, NVD14: 22-910V
•
UL1449 (file No. E79023) recognized for
products over 82V
•
Products with lead-free terminations meet
EU RoHS requirements
dimensions and construction
D
1
2
•
•
•
•
•
•
•
t
Type
05U
Dimensions
inches
(mm)
øD (max.)*
ød
F
.276 - .295
(7.0 - 7.5)
.276 - .374
(9.0 - 9.5)
.472 - .531
(12.0 - 13.5)
.472
(12.0)
.630 - .669
(16.0 - 17.0)
.91 - .94
(23.0 - 24.0)
.024
(0.6)
.031
(0.8)
.024
(0.6)
.031
(0.8)
.039
(1.0)
.197±.039
(5.0±1.0)
.295±.039
(7.5±1.0)
.197±.039
(5.0±1.0)
.295±.039
(7.5±1.0)
.394±.039
(10±1.0)
t (max.)*
.169±.232
(4.3 - 5.9)
.169±.567
(4.3 - 14.4)
.169±.209
(4.3 - 5.3)
.169±.567
(4.3 - 14.4)
.228±.425
(5.8 - 10.8)
3
07U
4
F
Contact KOA Speer
for detailed dimensions.
10U
10UB
14U
d
20U
* D max. and t ma. vary according to the varistor voltage
ordering information
New Part #
NV
Type
D
Style
Disc
05
Diameter
05
07
10
14
20
U
Series
U
UB (D10
only)
S
C
Termination
Material
C: Sn-Cu
D
Inner Connect
Solder Material
D: SnAgCu
MHT
Taping
MT:5mm straight
taping
MHT:5mm inside
kink taping
10UB:GHT: 7.5mm
straight taping
GJT: 7.5mm
outside kink taping
MJT:5mm outside
kink taping
10UC: MJT: 7.5mm
outside kink taping
A
Packaging
A: Ammo
BK: Bulk
220
Varistor
Voltage
22V
022
220V 220
1800V 1800
For further information on packaging,
please refer to Appendix C.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
11/21/08
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
193
circuit
protection
NVD
metal oxide varistor disc type
applications and ratings
Type
circuit
protection
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
SCD018
UCD022
UCD027
UCD033
UCD039
UCD047
UCD056
UCD068
SCD082
UCD100
UCD120
UCD150
UCD200
UCD220
UCD240
UCD270
UCD330
UCD360
UCD390
UCD430
UCD470
NVD05UC
Varistor Maximum Allowable
Voltage
Voltage
Maximum
Max. Peak Current
(2 pulses)
(2ms) Energy
a.c.
r.m.s.
d.c.
Vc Ic =
(v)
(v)
0.1mA (V)
E (J)
lp (A)
16 - 22
11
14
0.3
50
20 - 27
14
18
0.5
25 - 32
17
22
0.7
30 - 39
20
26
0.8
37 - 47
25
31
0.9
125
45 - 54
30
38
1.1
52 - 62
35
45
1.3
60 - 76
40
56
1.6
74 - 90
50
65
1.7
200
90 - 110
60
85
3.0
108 - 132
75
100
3.5
135 - 165
95
125
4.5
185 - 225
130
170
6.0
198 - 242
140
180
6.5
216 - 264
150
200
7.5
600
247 - 303
175
225
8.0
297 - 363
210
270
9.5
342 - 396
230
300
11.0
367 - 429
250
320
12.0
407 - 473
275
350
13.5
437 - 517
300
385
15.0
Clamping
Voltage
V
1A
V
5A
40
––
48
––
60
––
73
––
86
––
104
––
123
––
150
––
––
145
––
175
––
210
––
260
––
355
––
380
––
415
––
475
––
570
––
620
––
675
––
745
––
810
NVD07UC
Maximum
Max. Peak Current
Clamping
(2 pulses)
(2ms) Energy
Voltage
E (J)
lp (A)
V
2.5A
V
10A
––
––
––
––
1.1
43
––
1.3
53
––
1.6
65
––
1.9
250
77
––
2.3
93
––
2.7
110
––
3.3
135
––
3.5
600
––
135
6.0
––
165
7.0
––
200
9.0
––
250
12.5
––
340
13.5
––
360
15.0
1250
––
395
17.0
––
455
20.0
––
545
23.0
––
595
25.0
––
650
27.5
––
710
30.0
––
775
Add disk diameter
NVD20UC
NVD10UC - NVD10UBC*
NVD14UC**
Varistor Maximum Allowable
Voltage
Voltage
Max. (2ms) Max. Peak Clamping Max. (2ms) Max. Peak Clamping Max. (2ms) Max. Peak Clamping
Current
Current
Current
Energy
Energy
Energy
Voltage
Voltage
Voltage
a.c.
r.m.s.
d.c.
(2 pulses)
Vc Ic =
(2 pulses)
(2 pulses)
(v)
(v)
0.1mA (V)
V
100A
V
5A
V
25A
V
10A
V
50A
E (J)
lp (A)
E (J)
lp (A)
E (J)
lp (A)
16 - 22
11
14
––
––
–– ––
––
––
–– ––
––
––
––
20 - 27
14
18
2.6
43 ––
5.3
43 ––
––
––
––
25 - 32
17
22
3.2
53 ––
6.5
53 ––
––
––
––
30 - 39
20
26
4.0
65 ––
7.9
65 ––
––
––
––
37 - 47
25
31
4.4
500
77 ––
9.4
1000
77 ––
––
––
––
45 - 54
30
38
5.7
93 ––
11.0
93 ––
––
––
––
52 - 62
35
45
6.7
110 ––
13.0
110 ––
––
––
––
60 - 76
40
56
8.2
135 ––
16.0
135 ––
––
––
––
74 - 90
50
65
8.0
1250
–– 135
14.0
–– 135
––
––
––
2500
90 - 110
60
85
12.0
–– 165
18.0
–– 165
––
––
––
108 - 132
75
100
14.5
–– 200
30.0
–– 200
––
––
––
135 - 165
95
125
18.0
–– 250
37.5
–– 250
––
––
––
185 - 225
130
170
25.0
–– 340
50.0
–– 340
100
340
5000
198 - 242
140
180
27.5
–– 360
55.0
–– 360
110
360
7000
216 - 264
150
200
30.0
2500
–– 395
60.0
–– 395
120
395
247 - 303
175
225
35.0
–– 455
70.0
–– 455
135
455
297 - 363
210
270
42.0
–– 545
80.0
–– 545
––
––
342 - 396
230
300
45.0
–– 595
90.0
–– 595
180
595
367 - 429
250
320
50.0
–– 650 100.0
4500
–– 650
195
6500
650
407 - 473
275
350
55.0
–– 710
110.0
–– 710
215
710
437 - 517
300
385
60.0
–– 775 125.0
–– 775
250
775
* Manufacturing range of NVD10UBC is varistor voltages 22 - 270
** NVD14C100 is applied
11/21/08
Type
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
SCD018
UCD022
UCD027
UCD033
UCD039
UCD047
UCD056
UCD068
SCD082
UCD100
UCD120
UCD150
UCD200
UCD220
UCD240
UCD270
UCD330
UCD360
UCD390
UCD430
UCD470
Add disk diameter
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
194
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
NVD
metal oxide varistor disc type
applications and ratings
(continued)
NVD20UC
NVD10UC - NVD10UBC*
NVD14UC**
Varistor Maximum Allowable
Voltage
Voltage
Max. (2ms) Max. Peak Clamping Max. (2ms) Max. Peak Clamping Max. (2ms) Max. Peak Clamping
Current
Current
Type
Current
Energy
Energy
Energy
Voltage
Voltage
Voltage
(2 pulses)
(2 pulses)
a.c.
r.m.s.
d.c.
Vc Ic =
(2 pulses)
(v)
(v)
0.1mA (V)
V
100A
V
5A
V
25A
V
10A
V
50A
E (J)
lp (A)
E (J)
lp (A)
E (J)
lp (A)
NVD UCD510
474 - 561
320
410
67.0
–– 845 136.0
–– 845
––
––
NVD UCD620
577 - 682
380
505
67.0
–– 1025 136.0
–– 1025
273
1025
NVD UCD680
637 - 748
420
560
67.0
–– 1120 136.0
–– 1120
273
1120
NVD UCD750
697 - 825
460
615
70.0
–– 1240 150.0
–– 1240
300
6500
1240
NVD UCD780
737 - 858
485
640
70.0
2500
–– 1290 150.0
4500
–– 1290
300
1290
NVD UCD820
767 - 902
510
670
80.0
–– 1355 165.0
–– 1355
325
1355
NVD UCD910
857 - 1000
550
745
90.0
–– 1500 180.0
–– 1500
360
1500
NVD UCD1100
1070 - 1210
680
895
110.0
–– 1815
––
–– ––
––
––
––
1000
1465
183.0
–– 2970 360.0
–– 2970
––
––
––
NVD UCD1800
1700 - 1980
Add disk diameter
* Manufacturing range of NVD10UBC is varistor voltages 22 - 270
** NVD14C100 is applied
environmental applications
Performance Characteristics
Parameter
Varistor Voltage
Requirement
Within specified tolerance
Test Method
Voltage between terminals when
Ic
Type
the specified current is flowed
0.1mA NVD05UCD
1mA
NVD07UCD - NVD20UCD
Solderability
Resistance to Solder Heat
Rapid Change of Temperature
Maximum Peak Current
High Temperature Life
with d.c. Bias
High Temperature Life
with a.c. Bias
High Temperature & High
Humidity Life with Bias
High Temperature Storage Life
Low Temperature Storage Life
95% coverage minimum
No abnormality in appearance
No abnormality in appearance
±10%
±10%
±10%
±5%
±5%
±5%
230°C ± 5°C, 5 seconds ± 0.5 second /
250°C ± 5°C, 5 seconds ± 0.5 second (Pb free)
260°C ± 5°C, 10 seconds ± 1 second
-40°C (30 minutes)/ +125°C (30 minutes), 5 cycles, except NVD20UCD
-40°C (30 minutes)/ +85°C (30 minutes), 5 cycles: NVD20UCD
Rated impulse current of (T=8/20µs), positive/negative applied once each
85°C ± 5°C, Vc=(Vd.c.) 1000h
Load: maximum allowable circuit voltage (d.c.)
85°C ± 5°C, Vc=(Va.c.
r.m.s.
) 1000h
Load: maximum allowable circuit voltage (d.c.)
80°C ± 5°C, 95% RH, 1000h
125°C ± 5°C, 1000h
-40°C ± 5°C, 1000h
For Typical Characteristics Graphs see Terms & Definitions. Additional environmental applications can also be found at www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
11/21/08
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
195
circuit
protection
模拟与混合信号
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