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參數(shù)資料
| 型號： | C-III |
| 廠商： | Littelfuse, Inc. |
| 元件分類： | 壓敏電阻 |
| 英文描述： | C-III Varistor Series |
| 中文描述： | ? -Ⅲ壓敏電阻系列 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大?。?/td> | 326K |
| 代理商： | C-III |
High Energy Radial Lead
C-III Varistor Series
Varistor Products
4
FIGURE 2. PEAK PULSE CURRENT TEST WAVEFORM
100
90
50
10
O
1
T
T
1
T
2
TIME
P
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 8/20
μ
s Current Waveform:
8
μ
s = T
1
= Virtual Front Time
20
μ
s = T
2
= Virtual Time to Half Value
FIGURE 3. MAXIMUM CLAMPING VOLTAGE FOR V130LA10C
TO V320LA20C
1,000
100
PEAK AMPERES (A)
M
V175LA10C
V150LA10C
V140LA10C
V130LA10C
MODEL SIZE = 14mm
T
= -55
C TO 85
C
130 TO 320V
M(AC)
RATING
10
-2
10
-1
10
0
10
1
10
2
10
3
10
4
10
-3
2,000
500
300
200
V300LA20C
V275LA20C
V250LA20C
V230LA20C
V320LA20C
FIGURE 4. MAXIMUM CLAMPING VOLTAGE FOR V130LA20C
TO V320LA40C
1,000
100
M
MODEL SIZE = 20mm
T
A
= -55
C TO 85
C
130 TO 320V
M(AC)
RATING
PEAK AMPERES (A)
10
-2
10
-1
10
0
10
1
10
2
10
3
10
4
10
-3
V175LA20C
V150LA20C
V140LA20C
V130LA20C
V300LA40C
V275LA40C
V250LA40C
V230LA40C
V320LA40C
500
300
200
2,000
FIGURE 5. MAXIMUM CLAMPING VOLTAGE FOR V130LA20CX325 TO V300LACX745
1,000
100
PEAK AMPERES (A)
M
V175LA20CX425
V150LA20CX360
V140LA20CX340
V130LA20CX325
MODEL SIZE = 20mm
T
A
= -55
C TO 85
C
130 TO 300V
M(AC)
RATING
10
-2
10
-1
10
0
10
1
10
2
10
3
10
4
10
-3
V300LA40CX745
V275LA40CX680
V250LA40CX620
V230LA40CX570
Transient V-I Characteristics Curves
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