NVD
metal oxide varistor disc type
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
C: Sn-Cu
ordering information
A: Ammo
BK: Bulk
22V 022
220V 220
1800V 1800
Disc 05
07
10
14
20
U
UB (D10
only)
S
NV D 05 U
DiameterType Style Packaging Varistor
Voltage
Series Termination
Material
C A
D: SnAgCu
Inner Connect
Solder Material
D
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
Taping
MHT 220
For further information on packaging,
please refer to Appendix C.
dimensions and construction
1
2
3
4
d
F
Dt
øD (max.)*
.276 - .295
(7.0 - 7.5) .024
(0.6) .197±.039
(5.0±1.0)
ød F
Dimensions inches (mm)
05U
.276 - .374
(9.0 - 9.5)
07U
.472 - .531
(12.0 - 13.5) .031
(0.8) .295±.039
(7.5±1.0)
10U
.472
(12.0) .024
(0.6) .197±.039
(5.0±1.0)
10UB
.630 - .669
(16.0 - 17.0) .031
(0.8) .295±.039
(7.5±1.0)
14U
.91 - .94
(23.0 - 24.0) .039
(1.0) .394±.039
(10±1.0)
.169±.232
(4.3 - 5.9)
t (max.)*
.169±.567
(4.3 - 14.4)
.169±.209
(4.3 - 5.3)
.169±.567
(4.3 - 14.4)
.228±.425
(5.8 - 10.8)
20U
Type
Contact KOA Speer
for detailed dimensions.
New Part #
EU
* D max. and t ma. vary according to the varistor voltage
253
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • 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. 12/07/09
circuit
protection
254 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • 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
NVD
metal oxide varistor disc type
Type a.c. r.m.s.
(v)
Maximum Allowable
Voltage
d.c.
(v) V1A
Maximum
(2ms) Energy
V5Alp (A)
Max. Peak Current
(2 pulses)
E (J)
Clamping
Voltage
applications and ratings
NVD SCD018 16 - 22 11 14 0.3 50 40 –– –– –– –– ––
NVD UCD022 20 - 27 14 18 0.5 48 –– 1.1 43 ––
NVD UCD027 25 - 32 17 22 0.7 60 –– 1.3 53 ––
NVD UCD033 30 - 39 20 26 0.8 73 –– 1.6 65 ––
NVD UCD039 37 - 47 25 31 0.9 125 86 –– 1.9 250 77 ––
NVD UCD047 45 - 54 30 38 1.1 104 –– 2.3 93 ––
NVD UCD056 52 - 62 35 45 1.3 123 –– 2.7 110 ––
NVD UCD068 60 - 76 40 56 1.6 150 –– 3.3 135 ––
NVD SCD082 74 - 90 50 65 1.7 200 –– 145 3.5 600 –– 135
NVD UCD100 90 - 110 60 85 3.0 –– 175 6.0 –– 165
NVD UCD120 108 - 132 75 100 3.5 –– 210 7.0 –– 200
NVD UCD150 135 - 165 95 125 4.5 –– 260 9.0 –– 250
NVD UCD200 185 - 225 130 170 6.0 –– 355 12.5 –– 340
NVD UCD220 198 - 242 140 180 6.5 –– 380 13.5 –– 360
NVD UCD240 216 - 264 150 200 7.5 600 –– 415 15.0 1250 –– 395
NVD UCD270 247 - 303 175 225 8.0 –– 475 17.0 –– 455
NVD UCD330 297 - 363 210 270 9.5 –– 570 20.0 –– 545
NVD UCD360 342 - 396 230 300 11.0 –– 620 23.0 –– 595
NVD UCD390 367 - 429 250 320 12.0 –– 675 25.0 –– 650
NVD UCD430 407 - 473 275 350 13.5 –– 745 27.5 –– 710
NVD UCD470 437 - 517 300 385 15.0 –– 810 30.0 –– 775
Varistor
Voltage
Vc Ic =
0.1mA (V)
NVD05UC
V2.5A
Maximum
(2ms) Energy
V10A
lp (A)
Max. Peak Current
(2 pulses)
E (J)
Clamping
Voltage
NVD07UC
Type a.c. r.m.s.
(v)
Maximum Allowable
Voltage
d.c.
(v) V5A
Max. (2ms)
Energy
V25Alp (A)
Max. Peak
Current
(2 pulses)
E (J)
Clamping
Voltage
NVD SCD018 16 - 22 11 14 –– –– –– –– –– –– –– –– –– –– ––
NVD UCD022 20 - 27 14 18 2.6 43 –– 5.3 43 –– –– –– ––
NVD UCD027 25 - 32 17 22 3.2 53 –– 6.5 53 –– –– –– ––
NVD UCD033 30 - 39 20 26 4.0 65 –– 7.9 65 –– –– –– ––
NVD UCD039 37 - 47 25 31 4.4 500 77 –– 9.4 1000 77 –– –– –– ––
NVD UCD047 45 - 54 30 38 5.7 93 –– 11.0 93 –– –– –– ––
NVD UCD056 52 - 62 35 45 6.7 110 –– 13.0 110 –– –– –– ––
NVD UCD068 60 - 76 40 56 8.2 135 –– 16.0 135 –– –– –– ––
NVD SCD082 74 - 90 50 65 8.0 1250 –– 135 14.0 2500 –– 135 –– –– ––
NVD UCD100 90 - 110 60 85 12.0 –– 165 18.0 –– 165 –– –– ––
NVD UCD120 108 - 132 75 100 14.5 –– 200 30.0 –– 200 –– –– ––
NVD UCD150 135 - 165 95 125 18.0 –– 250 37.5 –– 250 –– –– ––
NVD UCD200 185 - 225 130 170 25.0 –– 340 50.0 5000 –– 340 100 340
NVD UCD220 198 - 242 140 180 27.5 –– 360 55.0 –– 360 110 7000 360
NVD UCD240 216 - 264 150 200 30.0 2500 –– 395 60.0 –– 395 120 395
NVD UCD270 247 - 303 175 225 35.0 –– 455 70.0 –– 455 135 455
NVD UCD330 297 - 363 210 270 42.0 –– 545 80.0 –– 545 –– ––
NVD UCD360 342 - 396 230 300 45.0 –– 595 90.0 –– 595 180 595
NVD UCD390 367 - 429 250 320 50.0 –– 650 100.0 4500 –– 650 195 6500 650
NVD UCD430 407 - 473 275 350 55.0 –– 710 110.0 –– 710 215 710
NVD UCD470 437 - 517 300 385 60.0 –– 775 125.0 –– 775 250 775
Varistor
Voltage
Vc Ic =
0.1mA (V)
NVD10UC - NVD10UBC*
Max. (2ms)
Energy
lp (A)
E (J)
NVD14UC**
V10A V50A
Clamping
Voltage
Max. Peak
Current
(2 pulses)
Max. (2ms)
Energy
lp (A)
E (J)
NVD20UC
V100A
Clamping
Voltage
Max. Peak
Current
(2 pulses)
Add disk diameter
Add disk diameter * Manufacturing range of NVD10UBC is varistor voltages 22 - 270 ** NVD14C100 is applied
circuit
protection
NVD
metal oxide varistor disc type
applications and ratings (continued)
environmental applications
Type a.c. r.m.s.
(v)
Maximum Allowable
Voltage
d.c.
(v) V5A
Max. (2ms)
Energy
V25Alp (A)
Max. Peak
Current
(2 pulses)
E (J)
Clamping
Voltage
Varistor
Voltage
Vc Ic =
0.1mA (V)
NVD10UC - NVD10UBC*
Max. (2ms)
Energy
lp (A)
E (J)
NVD14UC**
V10A V50A
Clamping
Voltage
Max. Peak
Current
(2 pulses)
Max. (2ms)
Energy
lp (A)
E (J)
NVD20UC
V100A
Clamping
Voltage
Max. Peak
Current
(2 pulses)
Add disk diameter * Manufacturing range of NVD10UBC is varistor voltages 22 - 270 ** NVD14C100 is applied
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
–– –– –– –– –– ––
NVD
UCD1800
1700 - 1980 1000 1465 183.0 ––
2970
360.0 ––
2970
–– –– ––
Performance Characteristics
Parameter Requirement ∆ V±% Test Method
Rapid Change of Temperature
Solderability
-40°C (30 minutes)/ +125°C (30 minutes), 5 cycles, except NVD20UCD
-40°C (30 minutes)/ +85°C (30 minutes), 5 cycles: NVD20UCD
230°C ± 5°C, 5 seconds ± 0.5 second /
250°C ± 5°C, 5 seconds ± 0.5 second (Pb free)
No abnormality in appearance
95% coverage minimum
Varistor Voltage Voltage between terminals when
the specified current is flowed
Within specified tolerance
Resistance to Solder Heat 260°C ± 5°C, 10 seconds ± 1 second
No abnormality in appearance
Maximum Peak Current Rated impulse current of (T=8/20µs), positive/negative applied once each
±10%
High Temperature Life
with d.c. Bias 85°C ± 5°C, Vc=(Vd.c.) 1000h
Load: maximum allowable circuit voltage (d.c.)
±10%
High Temperature & High
Humidity Life with Bias 80°C ± 5°C, 95% RH, 1000h
±5%
High Temperature Storage Life 125°C ± 5°C, 1000h
±5%
Low Temperature Storage Life -40°C ± 5°C, 1000h
±5%
±10%
High Temperature Life
with a.c. Bias 85°C ± 5°C, Vc=(Va.c.r.m.s.) 1000h
Load: maximum allowable circuit voltage (d.c.)
Ic Type
0.1mA NVD05UCD
1mA NVD07UCD - NVD20UCD
255
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • 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
For Typical Characteristics Graphs see Environmental Applications. Additional environmental applications can also be found at www.koaspeer.com
circuit
protection
