Multilayer Chip Varistors
Features:
•
•
•
•
•
Multilayer fabrication technology.
-55°C to 125°C operating temperature range.
Operating voltage range V
M (DC)
at 5.5V to 85V.
Able to withstand ESD test of IEC-61000-4-2.
Bi-directional clamping characteristic.
Applications:
Protection of cellular phones, PDA, High speed data line.....etc.
ESD protection for components sensitive to IEC 61000-4-2, provides circuit board transient voltage protection for transistors.
Protection of video and audio ports.
Electrical Data
Item
Continuous Rating:
Steady state applied voltage:
DC Voltage range (VM
DC
)
AC Voltage range (VM
DC RMS
)
Transient Rating:
Non-Repetitive surge current (8/20µS)
Non-Repetitive surge energy, 10/1000µS waveform, (W
TM
)
Operating ambient temperature range (T
A
)
Storage temperature range (T
STG
)
Temperature coefficient (αV) of clamping voltage (V
c
) at specified test current
General
Specification
5.5V to 85V
4V to 60V
20A to 100A
0.05J to 1.0J
-55°C to 125°C
-55°C to 150°C
<0.01%/°C
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Page <1>
04/05/11 V1.1
Multilayer Chip Varistors
Dimensions
Size
L
W
T
T
S
MCV0402
1.00 ±0.10
0.50 ±0.10
0.50 ±0.10
0.25 ±0.15
MCV0603
1.60 ±0.15
0.80 ±0.15
0.80 ±0.15
0.35 ±0.15
MCV0805
2.00 ±0.20
1.25 ±0.20
0.80 ±0.20
0.50 ±0.20
MCV1206
3.20 ±0.20
1.60 ±0.20
0.80 ±0.10mm*
1.10 ±0.20mm**
0.65 ±0.25
Dimensions : Millimetres
Terminal electrode : Ni / Sn electrode.
Note: * means MCV1206 5.5V dc to 22V dc items
** means MCV1206 26V dc to 85V dc items
Device Rating and Specifications
Maximum Ratings
Maximum
Continuous
Working
Voltage
V
M (DC)
(V)
5.5
9
11
14
18
5.5
9
14
18
26
V
M (AC)
(V)
4
6
8
11
14
4
6
11
14
20
Maximum Non-
Repetitive
Surge Current
µ
(8/20µS)
I
TM
(A)
20
20
20
20
20
30
30
30
30
30
Specifications
Typical
Capacitance
at 1KHz
C
(pF)
295
190
160
135
93
800
680
350
270
200
MCV0402M050AGT
MCV0402M090AGT
MCV0402M110AGT
MCV0402M140AGT
MCV0402M180AGT
MCV0603M050AGT
MCV0603M090AGT
MCV0603M140AGT
MCV0603M180AGT
MCV0603M260AGT
Part Number
Maximum Non-
Maximum
Repetitive
Nominal Voltage
Clamping Voltage
Surge
at 1mA (DC)
at Specified
Energy
Current
µ
Current (8/20µS)
µ
(10/1000µS)
W
TM
(J)
0.05
0.05
0.05
0.05
0.05
0.1
0.1
0.1
0.1
0.1
V
C
(V)
20 at 1A
23 at 1A
25 at 1A
30 at 1A
40 at 1A
20 at 1A
23 at 1A
30 at 1A
39 at 1A
54 at 1A
V
N (DC)
V
N (DC)
Minimum Maximum
(V)
8.0
10.2
12.75
15.3
21.6
8.0
10.2
15.3
21.6
29.7
(V)
11.0
13.8
17.25
20.7
26.4
11.0
13.8
20.7
26.4
36.3
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Page <2>
04/05/11 V1.1
Multilayer Chip Varistors
Device Rating and Specifications
Maximum Ratings
Maximum
Continuous
Working
Voltage
Maximum Non-
Repetitive
Surge Current
µ
(8/20µS)
Specifications
Typical
Maximum Non-
Maximum
Capacitance
Repetitive
Clamping Voltage Nominal Voltage at
Surge
at Specified
1mA (DC) Current
Energy
µ
Current (8/20µS)
at 1KHz
µ
(10/1000µS)
W
TM
(J)
0.1
0.1
0.1
0.1
0.2
0.2
0.3
0.3
0.3
0.3
0.2
0.3
0.3
0.4
0.5
0.6
0.7
0.8
1.0
0.5
0.6
V
C
(V)
65 at 1A
77 at 1A
20 at 1A
23 at 1A
39 at 1A
44 at 1A
54 at 1A
65 at 1A
77 at 1A
90 at 1A
20 at 1A
30 at 1A
38 at 1A
44 at 1A
54 at 1A
65 at 1A
77 at 1A
90 at 1A
110 at 1A
135 at 1A
165 at 1A
V
N (DC)
V
N (DC)
Minimum Maximum
(V)
35.1
42.3
8.0
10.2
21.6
24.3
29.7
35.1
42.3
50.4
8.0
15.3
21.6
24.3
29.7
35.1
42.3
50.4
61.2
73.8
90.0
(V)
42.9
51.7
11.0
13.8
26.4
29.7
36.3
42.9
51.7
61.6
11.0
20.7
26.4
29.7
36.3
42.9
51.7
61.6
74.8
90.2
110
C
(pF)
120
100
1600
1180
550
400
350
310
280
195
3200
1150
900
840
490
440
400
310
280
240
160
Part Number
V
M (DC)
(V)
30
38
5.5
9
18
22
26
30
38
45
5.5
14
18
22
26
30
38
45
56
65
85
V
M (AC)
(V)
25
30
4
6
14
17
20
25
30
35
4
11
14
17
20
25
30
35
40
50
60
I
TM
(A)
30
30
80
80
100
100
100
100
100
80
100
100
100
100
100
100
100
100
100
100
100
MCV0603M300AGT
MCV0603M380AGT
MCV0805M050AGT
MCV0805M090AGT
MCV0805M180AGT
MCV0805M220AGT
MCV0805M260AGT
MCV0805M300AGT
MCV0805M380AGT
MCV0805M450AGT
MCV1206M050AGT
MCV1206M140AGT
MCV1206M180AGT
MCV1206M220AGT
MCV1206M260AGT
MCV1206M300AGT
MCV1206M380AGT
MCV1206M450AGT
MCV1206M560AGT
MCV1206M650AGT
MCV1206M850AGT
Standard Testing Condition
Unless otherwise specified
Temperature
Humidity
Atmospheric pressure
: 15 to 35°C.
: 25%RH to 85%RH.
: 86kPa to 106kPa.
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Page <3>
04/05/11 V1.1
Multilayer Chip Varistors
Specifications
Electrical Reliability
Test Item
High temperature storage
Low temperature storage
Humidity storage
Test Condition / Test Method
+125 ±3°C for 1000 hours
Measurement to be made after keeping at room temperature for 24 ±2 hours
-40 ±3°C for 1000 hours
Measurement to be made after keeping at room temperature for 24 ±2 hours
40 ±2°C, 90 to 95%RH for 500 hours
Measurement to be made after keeping at room temperature for 24 ±2 hours
Times: 5 cycles
Step
1
Temperature cycles
2
3
4
Temperature (°C)
-55 ±3
Room temperature
+125 ±3°C
Room temperature
Time (Minimum)
30 ±3
2 to 3
30 ±2
2 to 3
∆V
at 1mA <10%
Specification
∆V
at 1mA <10%
∆V
at 1mA <10%
∆V
at 1mA <10%
Measurement to be made after keeping at room temperature for 24 ±2 hours
Mechanical Reliability
Solderability
Solder temperature : 230 ±5°C
Immersion time : 2 ±0.5 seconds
Immersion and emersion rates : 25mm/s
Minimum 90%
electrode shall be
covered with solder
∆V
at 1mA <10%
Disappearance of
electrode due to
immersion into
solder shall not
exceed 25% of
edges of each
electrode
Resistance to soldering
heat
Pre-heating: 120 to 150°C, 60 seconds
Solder temperature: 260 ±5°C
Immersion time: 10 ±1 seconds
Measurement to be made after keeping at room temperature for 24 ±2 hours
Solder chip on PCB and applied
0805/1206 Series: 10N (1Kgf) for 10 seconds
0402/0603 Series: 5N (0.5Kgf) for 10 seconds
Chip varistor
Adhesive Strength of
Termination
No visible damage
Vibration
Solder Chip on PCB.
Frequency: 10Hz to 55Hz to 10Hz (1min)
Oscillation amplitude: 1.5mm
Times: 2 hours in each of three perpendicular direction
The middle part of substrate shall be pressurized by means of the
pressurizing rod at a rate of 1mm per second until the deflection becomes
1mm and then the pressure shall be maintained for 5 seconds
No visible damage
Bending Test
No visible damage
∆V
at 1mA <10%
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Page <4>
04/05/11 V1.1
Multilayer Chip Varistors
Soldering Condition
Typical examples of soldering processes that provide reliable joints without any damage are given in figure below:
Infrared Soldering Profile
Ordering Code
MCV
0402
M
050
A
G
T
Type Code
MCV
:Varistor
Chip Size
Code is L x W
(in inches)
0402
0603
0805
1206
=
=
=
=
04
06
08
12
x
x
x
x
02
03
05
06
Style
M: Multilayer
A: Array
Rated Voltage
050
070
090
140
180
=
=
=
=
=
5.5V
7V
9V
14V
18V
Capacitance
Tolerance
A: Standard
Termination
G: Green
Material
Packing
T: Reeled
B: Bulk
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Page <5>
04/05/11 V1.1
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