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L3121B 数据表(PDF) 5 Page - STMicroelectronics

部件名 L3121B
功能描述  PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION
PDF  7 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L3121B 数据表(HTML) 5 Page - STMicroelectronics

  L3121B Datasheet HTML 1Page - STMicroelectronics L3121B Datasheet HTML 2Page - STMicroelectronics L3121B Datasheet HTML 3Page - STMicroelectronics L3121B Datasheet HTML 4Page - STMicroelectronics L3121B Datasheet HTML 5Page - STMicroelectronics L3121B Datasheet HTML 6Page - STMicroelectronics L3121B Datasheet HTML 7Page - STMicroelectronics  
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1E-2
1E-1
1E+0
1E+1
1E+2
1E+3
0
5
10
15
20
25
30
35
40
I
(A)
TSM
t(s)
F=50H z
Tj initial=25
°C
Fig. 1: Surge peak current versus overload
duration (typical values).
0.90
0.94
0.98
1.02
1.06
2.00
2.04
V[T
]
V[T
= 25
°C]
BR
amb
BR
amb
-40
-20
0
20
40
60
80
T(
°C)
amb
I= 1 mA
R
85
Fig. 3: Typical relative variation of breakdown
voltage versus ambient temperature.
Fig. 4: Junction capacitance versus reverse
applied voltage.
-40
-20
0
20
40
60
80 85
0.70
0.85
1.0
1.15
1.30
1.45
I[T
]
I[T
= 25
°C]
H
amb
H
amb
T(
°C)
amb
Fig. 2: Typical relative variation of holding current
versus ambient temperature.
25
50
75
100
125
1E+0
1E+1
1E+2
1E+3
1E+4
1E+5
Tj(
°C)
IR[Tj] / IR [Tj=25
°C]
Fig. 5: Typical relative variation of leakage current
versus ambient temperature.
-40 -30 -20 -10 0
10 20 30 40 50 60 70 80
0.90
0.95
1.00
1.05
1.10
Tamb(
°C)
Ipp[Tamb] / Ipp [25
°C]
Fig. 6: Typical relative variation of peak pulse
current (10/1000
µs) versus ambient temperature.
L3121B
5/7



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