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 (3rd Edition) recognized for products over 82V
• UL1414, c-UL1414 (file no. E123865): NVD05, NVD07:
200-470V, NVD10: 200-1100V, NVD14, NVD20: 200-910V
• Products with lead-free terminations meet
EU RoHS requirements
dimensions and construction
1
D
t
Type
øD (max.)*
05U
3
.276 - .295
(7.0 - 7.5)
07U
4
.276 - .374
(9.0 - 9.5)
10U
Dimensions inches (mm)
ød
F
2
t (max.)*
.169±.232
(4.3 - 5.9)
.472 - .531
(12.0 - 13.5)
.031
(0.8)
.295±.039
(7.5±1.0)
.169±.567
(4.3 - 14.4)
10UB
.472
(12.0)
.024
(0.6)
.197±.039
(5.0±1.0)
.169±.209
(4.3 - 5.3)
.630 - .669
(16.0 - 17.0)
.031
(0.8)
.295±.039
(7.5±1.0)
.169±.567
(4.3 - 14.4)
20U
d
.197±.039
(5.0±1.0)
14U
Contact KOA Speer
for detailed dimensions.
F
.024
(0.6)
.91 - .94
(23.0 - 24.0)
.039
(1.0)
.394±.039
(10±1.0)
.228±.425
(5.8 - 10.8)
circuit
protection
* D max. and t ma. vary according to the varistor voltage
ordering information
New Part #
NV
D
05
U
Type
Style
Diameter
Series
Disc
05
07
10
14
20
U
UB (D10
only)
S
For further information on packaging,
please refer to Appendix C.
C
D
Termination
Material
C: Sn-Cu
Inner Connect
Solder Material
D: SnAgCu
MHT
A
Taping
Packaging
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: Ammo
BK: Bulk
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
220
Varistor
Voltage
22V
022
220V 220
1800V 1800
12/07/09
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
253
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
Current
Energy
Energy
Energy
Voltage
Voltage
Voltage
(2 pulses)
(2 pulses)
d.c.
a.c. r.m.s.
Vc Ic =
(2 pulses)
(v)
(v)
0.1mA (V)
V100A
V5A V25A
V10A V50A
E (J)
lp (A)
E (J)
lp (A)
E (J)
lp (A)
UCD510 474 - 561
320
410
67.0
–– 845 136.0
–– 845
––
––
UCD620 577 - 682
380
505
67.0
–– 1025 136.0
–– 1025
273
1025
UCD680 637 - 748
420
560
67.0
–– 1120 136.0
–– 1120
273
1120
UCD750 697 - 825
460
615
70.0
–– 1240 150.0
–– 1240
300
6500
1240
UCD780 737 - 858
485
640
70.0
2500
–– 1290 150.0
4500
–– 1290
300
1290
UCD820 767 - 902
510
670
80.0
–– 1355 165.0
–– 1355
325
1355
UCD910 857 - 1000
550
745
90.0
–– 1500 180.0
–– 1500
360
1500
UCD1100 1070 - 1210
680
895
110.0
–– 1815
––
–– ––
––
––
––
UCD1800 1700 - 1980
1000
1465
183.0
–– 2970 360.0
–– 2970
––
––
––
Type
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
NVD
Add disk diameter
* Manufacturing range of NVD10UBC is varistor voltages 22 - 270
** NVD14C100 is applied
environmental applications
Performance Characteristics
Parameter
Varistor Voltage
Requirement ∆ V±%
Within specified tolerance
Test Method
Voltage between terminals when
Ic
Type
the specified current is flowed
0.1mA NVD05UCD
1mA
Solderability
Resistance to Solder Heat
Rapid Change of Temperature
95% coverage minimum
No abnormality in appearance
No abnormality in appearance
NVD07UCD - NVD20UCD
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
±10%
Rated impulse current of (T=8/20µs), positive/negative applied once each
High Temperature Life
with d.c. Bias
±10%
85°C ± 5°C, Vc=(Vd.c.) 1000h
Load: maximum allowable circuit voltage (d.c.)
High Temperature Life
with a.c. Bias
±10%
85°C ± 5°C, Vc=(Va.c.r.m.s.) 1000h
Load: maximum allowable circuit voltage (d.c.)
High Temperature & High
Humidity Life with Bias
±5%
80°C ± 5°C, 95% RH, 1000h
High Temperature Storage Life
Low Temperature Storage Life
±5%
±5%
125°C ± 5°C, 1000h
-40°C ± 5°C, 1000h
circuit
protection
Maximum Peak Current
For Typical Characteristics Graphs see Environmental Applications. 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.
1/05/11
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
255
