Metal Oxide Varistors
MVRSeries
Description
MERITEK
FEATURES
•
•
•
•
Fast response to rapidly rising surge voltage
High performance clamping voltage characteristics
Operating / storage temperature: -40 ~ +85°C / -40 ~ +125°C
Varistor voltage: 18V to 1800 V
APPLICATIONS
•
•
Transistor, diode, IC, thyristor and triac semiconductor
protection
Surge protection in consumer electronics, industrial
electronics, communication, home appliances
Electrostatic discharge and noise spike suppression
UL1414 E197475
CSA 225125
•
•
Relay and electromagnetic valve surge absorption
VDE 40013638
UL1449 3rd Edition E326004
PART NUMBERING SYSTEM
MVR
05
D
471
K
Y
-S
Meritek Series
Element Dia
CODE
05
07
10
14
18
20
25
32
40
53
34
mm
Ø5.0
Ø7.0
Ø10.0
Ø14.0
Ø18.0
Ø20.0
Ø25.0
Ø32.0
Ø40.0
Ø53.0
Ø34.0
CODE
D
S
X
A
Single square
Special
Bare
Disk or dual square
Varistor Voltage
The first two digits are significant figures and the third one denotes the number of zeros following.
Decimal point is represented by R:
CODE
330
471
102
33 x 10º = 33V
47 x 10 ¹ = 470V
10 x 10² = 1000V
Tolerance
CODE
K
M
10ꢀ
20ꢀ
Customer special requirement
Lead Type
CODE
Blank
Q
G
O
I
Y
Straight
Wire: Less than 25mm
Strap: More than 25mm
Strap
Out kink In kink
Wire Y kink
… - S High Surge
* Notes: A suffix may be added to denote custom features.
Specifications are subject to change without notice.
rev.6b