V18AUMLA1210A Datasheet, PDF (2/7 Pages) Littelfuse – Surface Mount Multilayer Varistors (MLVs) AUML Series

Varistor Products
Surface Mount Multilayer Varistors (MLVs) > AUML Series
Device Ratings and Specifications
Part Number
Maximum Ratings (125^ºC)
Maximum
Continuous
DC Voltage
V
. %$
Jump Start
Voltage
(5 Min)
V
+6.1
Load Dump
Energy
(10 Pulses)
W
-%
(V)
(V)
(J)
Specifications (25^ºC)
Nominal Varistor Voltage
at 10mA
DC Test Current
V Min
/ %$

V Max
/ %$

Maximum
Standby Leakage
(at 13V DC)
I_L
(V)
(V)
(μA)
Maximum Clamping
Voltage (V ) at
C
Test Current (8/20μs)
V_C
I
1
(V)
(A)
7"6.-"
18
24.5
1.5
23
32
7"6.-"
18
24.5

23
32
V18AUMLA1812
18
24.5

23
32
7"6.-"
18
24.5
25
23
32


1.5


1.5






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NOTES:

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Current, Energy and Power Derating Curve
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times the number of pulses per second. The power so
developed must be within the specifications shown on the
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device. Certain parameter ratings must be derated at high
temperatures as shown below.
Peak Pulse Current Test Waveform for Clamping Voltage
100
50
100
90
80
70
60
50
40
30
20
10
0
-55 50 60 70 80 90 100 110 120 130 140 150
Figure 1
AMBIENT TEMPERATURE (^oC)
Maximum Leakage Current/Clamping Voltage Curve for
AUML Series at 25ºC
0
O₁
Figure 2
T
T₁
T₂
TIME
₁

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Y
5
T₂

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Example 
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μT
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8μs = T₁

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μs = T₂

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Typical V-I Characteristics of the V18AUMLA2220 at -40ºC,
25ºC, 85ºC and 125ºC
MAXIMUM LEAKAGE
100
MAXIMUM CLAMPING VOLTAGE
100
1210/1206
1812
2220
1210/1206
10
1812
2220
1
10μA
100μA
1mA
10mA
100mA
1A
Figure 3
CURRENT
AUML Varistor Series
10
-40^oC
25^oC
10A
100A
85^oC
125^oC
1
1μA
Figure 4
10μA 100μA
1mA
10mA 100mA
1A
CURRENT
10A
100A 1000A
Revision: September 14, 2010
©2010 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/AUML.html for current information.