V100MA4A
| Model | V100MA4A |
| Description | Varistor Products - Axial Lead |
| PDF file | Total 5 pages (File size: 97K) |
| Chip Manufacturer | LITTELFUSE |
Varistor Products
Axial Lead
MA Varistor Series
PERCENT OF PEAK VALUE
100
90
50
O
1
= Virtual Origin of Wave
T = Time From 10% to 90% of Peak
T
1
= Virtual Front time = 1.25 • t
T
2
= Virtual Time to Half Value (Impulse Duration)
Example: For an 8/20µs Current Waveform:
8µs = T
1
= Virtual Front Time
20µs = T
2
= Virtual Time to Half Value
10
O
1
T
T
1
T
2
TIME
FIGURE 2. PEAK PULSE CURRENT TEST WAVEFORM
Transient V-I Characteristics Curves
800
600
400
MAXIMUM PEAK VOLTS (V)
300
200
150
100
80
60
40
30
20
10
-2
10
-1
V47MA2A/S
V39MA2A/S
V33MA1A/S
V27MA1A/S
V22MA1A/S
V18MA1A/S
10
0
PEAK AMPERES (A)
10
1
10
2
MAX CLAMPING VOLTAGE
DISC SIZE 3mm
18 TO 100V
N(DC)
RATING
T
A
= -55
o
C TO 85
o
C
V100MA4A/S
V82MA3A/S
V68MA3A/S
V56MA2A/S
4,000
MAX CLAMPING VOLTAGE
DISC SIZE 3mm
120 TO 430V
N(DC)
RATING
T
A
= -55
o
C TO 85
o
C
V430MA3A
V390MA3A
V330MA2A
V270MA2A
V220MA2A
2,000
MAXIMUM PEAK VOLTS (V)
1,500
1,000
800
600
400
200
V180MA1A
V150MA1A
V120MA1A/S
100
10
-2
10
-1
10
0
PEAK AMPERES (A)
10
1
10
2
FIGURE 3. CLAMPING VOLTAGE FOR V18MA1A/S - V100MA4A/S
FI GURE 4. CLAMPING VOLTAGE FOR V120MA1A/S -
V430MA3A
600
500
400
300
MAXIMUM PEAK VOLTS (V)
200
MAXIMUM PEAK VOLTS (V)
MAX CLAMPING VOLTAGE
DISC SIZE 3mm
18 TO 100V
N(DC)
RATING
T
A
= -55
o
C TO 85
o
C
4,000
3,000
V100MA4B
V82MA3B
V68MA3B
2,000
MAXIMUM CLAMPINGVOLTAGE
DISC SIZE 3mm
120 TO 430V
N(DC)
RATING
T
A
= -55
o
C TO 85
o
C
V430MA7B
V390MA6B
V330MA5B
V270MA4B
V220MA4B
V180MA3B
V150MA2B
V120MA2B
100
90
80
70
60
50
40
30
20
10
-3
V56MA2B
V47MA2B
V39MA2B
V33MA1B
V27MA1B
V22MA1B
V18MA1B
10
-2
10
-1
10
0
10
1
PEAK AMPERES (A)
10
2
10
3
1,000
900
800
700
600
500
400
300
200
100
10
-3
10
-2
10
-1
10
0
10
1
PEAK AMPERES (A)
10
2
10
3
FIGURE 5. CLAMPING VOLTAGE FOR V18MA1B - V100MA4B
130
FIGURE 6. CLAMPING VOLTAGE FOR V120MA2B - V430MA7B
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