© 2013 Littelfuse, Inc.
24
Revised: December 16, 2013
Varistor Products
MHS Varistor Series
Surface Mount Multilayer Varistors (MLVs) > MHS Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/MHS.html for current information.
Device Ratings and Specifications
Part
Number
Performance Specifications (25 ºC)
Maximum
Clamping
Voltage At
1A (8X20µs)
Maximum ESD Clamp
Voltage
(Note 1)
Typical Leakage
Current at Specified
DC Voltage
Typical
Capacitance at
1MHz (1V p-p)
Typical
Inductance
(from Impedance
Analysis)
8kV Contact
(Note 2) 15kV AIR (Note 3) 3.5V 5.5V C (Note 4)
L
Clamp Clamp P I
L
MIN MAX
(V
c
) (V) (V) (µA) (µA) (pF) (pF) (nH)
<300 <400 1. 0 0 2 <1.0
<300 <400 1. 0 0 1 6 <1.0
<160 1. 0 0 8 16 <1.0
<160 1. 0 0 8 16 <1.0
30 <160 1. 0 0 29 <1.0
30 <10 0 1. 0 0 29 <1.0
2. Direct discharge to device terminals (IEC preferred test method).
3. Corona discharge through air (represents actual ESD event).
peak surge current and energy ratings must be reduced as
shown below.
Peak Current and Energy Derating Curve
FIGURE 3. NOMINAL VOLTAGE STABILITY TO MULTIPLE
ESD IMPULSES (8KV CONTACT DISCHARGES
PER IEC 61000-4-2)
60
10
1
Number of Pulses
NOMINAL VOLTAGE AT 1mADC
10
100
1000
10000
20
30
40
50
V0402MHS03
V0402MHS12
V0603MHS03
V0603MHS12
0
V0402MHS22
V0603MHS22
Nominal Voltage Stability to Multiple ESD Impulses
(8kV Contact Discharges per IEC 61000-4-2)
Standby Current at Normalized Varistor Voltage and
Temperature
Insertion Loss (S21) Characteristics
0.0
0.0001
25
0.001 0.01 0.1 1
CURRENT (mA)
NORMALIZED VARISTOR VOLTAGE (V)
FIGURE 2. STANDBY CURRENT AT NORMALIZED VARISTOR
VOLTAGE AND TEMPERATURE
1. 0
0.8
0.6
0.4
0.2
85
125
O
O
O
100
80
60
40
20
0
-55 50 60 70 80 90 100110 120130 140150
AMBIENT TEMPERATURE (
o
C)
FIGURE 1. PEAK CURRENT AND ENERGY DERATING CURVE
FIGURE 4. INSERTION LOSS (S21) CHARACTERISTICS
-30
FREQUENCY (MHz)
10
100
1000
10000
-20
-10
0
V0402MHS22
V0603MHS22
V0402MHS12
V0402MHS03
V0603MHS12
V0603MHS03
Figure 1
Figure 2
Figure 3
Figure 4
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