1 Page



Varistor Products
Radial Lead Varistors > UltraMOV series
Transient V-I Characteristics Curves (Continued...)
Maximum Clamping Voltage for 20mm Parts
t
7&	1


7&	1

10000
MODEL SIZE = 20MM
TA = -55oC TO 85oC
130 to 625VM(AC) RATING
1000
MAXIMUM
LEAKAGE
MAXIMUM CLAMP
VOLTAGE
510
550
625
460 440 420
300
320
385
230
250
275
130 140 150 175
100
10-6 10-5 10-4 0.001 0.01
0.1
1
PEAK CURRENT (A)
10
100
1000
10000
Pulse Rating Curves
Repetetive Surge Capability for 7mm Parts
t
 
7&	1


7&	1

10000
1000
1
2
10
102
103
100


10
104 105
106
MODEL SIZE = 7MM
TA = -55oC TO 85oC
130 to 460VM(AC) RATING
1
10
100
1000
10000
IMPULSE DURATION (μs)
©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/ultramov.html
for the most current information.
19
Revised: April 7, 2008
UltraMOV™ Varistor Series

 5 Page



Varistor Products
Radial Lead Varistors > UltraMOV series
Tape Specifications for Reel and Ammo Pack Items (Refer to drawings on previous page)
t
 $POGPSNT
UP
"/4*
BOE
&*"
TQFDJmDBUJPOT

t
 $BO
CF
TVQQMJFE
UP
*&$
1VCMJDBUJPO

t
 3BEJBM
EFWJDFT
PO
UBQF
BSF
PGGFSFE
XJUI
DSJNQFE
MFBET

TUSBJHIU
MFBET

PS
JOMJOF
MFBET
4FF
0SEFSJOH
*OGPSNBUJPO
t
 'PS
NN
EFWJDFT
A1
	DPNQPOFOU
QJUDI

JT
NN
XIFO
A'
	MFBE
TQBDF

JT
NN
t
 NN
QBSUT
BSF
BWBJMBCMF
PO
UBQF
BOE
SFFM
VQ
UP

7"$
POMZ
t
 NN
QBSUT
BSF
BWBJMBCMF
PO
UBQF
BOE
SFFM
VQ
UP

7"$
POMZ
t
 NN
BOE
NN
QBSUT
BSF
BWBJMBCMF
PO
UBQF
BOE
SFFM
VQ
UP

7"$
POMZ
t
 NN
EFWJDFT
XJUI
NN
MFBE
TQBDJOH
PQUJPO
XJMM
CF
UBQFE
BU
NN
DPNQPOFOU
QJUDI
BOE

QJFDFT
QFS
SFFM
t
 NN
EFWJDFT
XJUI
NN
MFBE
TQBDJOH
PQUJPO
XJMM
CF
UBQFE
BU
NN
DPNQPOFOU
QJUDI
BOE

QJFDFT
QFS
SFFM
Symbol
Description
B1 Component Top to Seating Plane
C Crimp Length
P Pitch of Component
P0 Feed Hole Pitch
P1 Feed Hole Center to Pitch
P2 Hole Center to Component Center
F Lead to Lead Distance
Δh Component Alignment
8 5BQF
8JEUI
80 )PME
%PXO
5BQF
8JEUI
81 Hole Position
82 Hold Down Tape Position
H Height from Tape Center to Component Base
H0 Seating Plane Height
H1 Component Height
D0 Feed Hole Diameter
t Total Tape Thickness
Δp Component Alignment
7mm
15 Max
2.4 Typ
12.7 ± 1.0
12.7 ± 0.2
3.85 ± 0.7
6.35 ± 0.7
5.0 ±0.8
2.0 Max



18.0 - 0.5
12.0± 0.3



9.0 - 0.50
0.5 Max



18.0 - 0.0
16.0 ± 0.5
32.0 Max
4.0 ± 0.2
0.7 ± 0.2
¡
.BY

NN
Model Size
10mm
14mm
19.5 Max
22.5 Max
2.6 Typ
2.6 Typ
25.4 ± 1.0
25.4 ± 1.0
12.7 ± 0.2
12.7 ± 0.2
8.85 ± 0.7
8.85 ± 0.7
12.7 ± 0.7
12.7± 0.7
7.5 ±0.8
7.5 ± 0.8
2.0 Max
2.0 Max






18.0 - 0.52
18.0 - 0.5
12.0 ± 0.3
12.0 ± 0.3






9.0 - 0.50
9.0 - 0.50
0.5 Max
0.5 Max






18.0 - 0.0
18.0 - 0.0
16.0 ± 0.5
16.0 ± 0.5
36.0 Max
40.0 Max
4.0 ± 0.2
4.0 ± 0.2
0.7 ± 0.2
0.7 ± 0.2

¡
.BY

NN ¡
.BY

NN
20mm
29 Max
2.6 Typ
25.4 ± 1.0
12.7 ± 0.2
7.70 ± 0.7
12.7 ± 0.7
10.0 ± 0.8
2.0 Max



18.0 - 0.5
12.0 ± 0.3



9.0 - 0.50
0.5 Max



18.0 - 0.0
16.0 ± 0.5
46.5 Max
4.0 ± 0.2
0.7 ± 0.2
¡
.BY
For information on tape and reel packaging quantities, please refer to the Ordering Notes section at the end of this document.
UltraMOV™ Varistor Series
24
Revised: April 7, 2008
©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/ultramov.html
for the most current information.

 10 Page