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): 4/5頁
文件大小: 105K
代理商: V270MA4B
130
www .littelfuse .com
Varistor Products
MA Varistor Series
FIGURE 3. CLAMPINGVOLTAGE FOR V18MA1A/S - V100MA4A/S
FI GURE 4. CLAMPINGVOLTAGE FOR V120MA1A/S -
V430MA3A
FIGURE 5. CLAMPINGVOLTAGE FOR V18MA1B - V100MA4B
FIGURE 6. CLAMPINGVOLTAGE FOR V120MA2B - V430MA7B
800
600
400
300
200
150
100
80
60
40
30
20
10-2
10-1
100
101
102
MAXIMUM
PEAK
V
O
L
TS
(V)
V100MA4A/S
V82MA3A/S
V68MA3A/S
V56MA2A/S
V39MA2A/S
V33MA1A/S
V27MA1A/S
V22MA1A/S
V18MA1A/S
PEAK AMPERES (A)
MAX CLAMPINGVOLTAGE
DISC SIZE 3mm
18 TO 100VN(DC) RATING
TA = -55
oC TO 85oC
V47MA2A/S
10-2
10-1
100
101
102
MAXIMUM
PEAK
V
O
L
TS
(V)
PEAK AMPERES (A)
MAX CLAMPINGVOLTAGE
DISC SIZE 3mm
120 TO 430VN(DC) RATING
TA = -55
oC TO 85oC
4,000
2,000
1,500
1,000
800
600
400
200
100
V430MA3A
V390MA3A
V330MA2A
V270MA2A
V220MA2A
V180MA1A
V150MA1A
V120MA1A/S
600
500
400
300
200
100
90
80
70
60
50
40
30
20
MAXIMUM
PEAK
V
O
L
TS
(V)
10-3
PEAK AMPERES (A)
10-2
10-1
100
101
102
103
V33MA1B
V27MA1B
V22MA1B
V100MA4B
V82MA3B
V68MA3B
V18MA1B
MAX CLAMPINGVOLTAGE
DISC SIZE 3mm
18 TO 100VN(DC) RATING
TA = -55
oC TO 85oC
V47MA2B
V56MA2B
V39MA2B
4,000
3,000
2,000
1,000
900
800
700
600
500
400
300
200
100
10-3
10-2
10-1
100
101
102
103
PEAK AMPERES (A)
V430MA7B
V390MA6B
V330MA5B
V270MA4B
V220MA4B
V180MA3B
V150MA2B
V120MA2B
MAXIMUM CLAMPINGVOLTAGE
DISC SIZE 3mm
120 TO 430VN(DC) RATING
TA = -55
oC TO 85oC
MAXIMUM
PEAK
V
O
L
TS
(V)
Transient V-I Characteristics Curves
FIGURE 2. PEAK PULSE CURRENT TEST WAVEFORM
100
90
50
10
O1
T
T1
T2
TIME
PERCENT
OF
PEAK
V
ALUE
O1 = Virtual Origin of Wave
T = Time From 10% to 90% of Peak
T1 = Virtual Front time = 1.25 t
T2 = Virtual Time to Half Value (Impulse Duration)
Example: For an 8/20s Current Waveform:
8s = T1 = Virtual Front Time
20s = T2 = Virtual Time to Half Value
Axial Lead
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