參數(shù)資料
型號: V270MA4B
廠商: Littelfuse, Inc.
元件分類: 壓敏電阻
英文描述: Varistor Products - Axial Lead
中文描述: 壓敏電阻器產(chǎn)品-軸向引線
文件頁數(shù): 5/5頁
文件大小: 105K
代理商: V270MA4B
131
www .littelfuse .com
Varistor Products
2
V
ARIST
OR
PR
ODUCTS
Axial Lead
MA Varistor Series
Mechanical Dimensions
Pulse Rating Curves
FIGURE 8. SURGE CURRENT RATING CURVES FOR
V120MA SERIES - V430MA SERIES
100
50
20
10
5
2
1
0.5
0.2
0.1
SURGE
CURRENT
(A)
20
100
1,000
10,000
IMPULSE DURATION ( s)
2
10
102
103
1
104
105
106
INDEFINITE
DISC SIZE 3mm
V120MA1A -V430MA7B
FIGURE 7. SURGE CURRENT RATING CURVES FOR V18MA
SERIES - V100MA SERIES
50
20
10
5
2
1
0.5
0.2
0.1
2
10
102
103
DISC SIZE 3mm
V18MA1A -V100MA4B
1
104
105
INDEFINITE
106
20
100
1,000
10,000
IMPULSE DURATION ( s)
SURGE
CURRENT
(A)
NOTE: If pulse ratings are exceeded, a shift of VN(DC) (at specified current) of more than ±10% could result. This type of shift, which normally results in a decrease of VN(DC),
may result in the device not meeting the original published specifications, but it does not prevent the device from continuing to function, and to provide ample protection.
Tape and Reel Specification
Ordering Information
SYMBOL
INCHES
MILLIMETERS
MIN
MAX
MIN
MAX
b
0.024
0.026
0.61
0.66
D
0.135
0.177
3.43
4.5
G
0.098
0.177
3.43
4.5
H
0.118
0.236
3.0
6.0
L
1.130
1.220
28.70
31.0
Typical Weight = 25g
Conf orms to EIA Standard RS-296E
H1
H2
0.240
± 0.040
2.062
± 0.059
2.681
MAX
0.063
MAX
0.135-
0.145
0.098-
0.177
0.118-
0.236
0.063
MAX
0.02-
0.023
0.200
± 0.020
0.080
MAX
0.240
± 0.040
H1 = H2 ± 0.040
VARISTO R
VARISTOR VOLTAGE
(VN at 1mA)
ENERGY/CLAMPING
VOLTAGE VARIANT
SERIES DESIGNATOR
Bulk
Use “MT” for Tape and Reel
V XXX MA XX
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