參數(shù)資料
型號: THBT27011DRL
廠商: 意法半導體
英文描述: TRIPOLAR OVERVOLTAGE PROTECTION FOR TELECOM LINE
中文描述: 三極的電信線過電壓保護
文件頁數(shù): 6/9頁
文件大小: 345K
代理商: THBT27011DRL
THBTxxx11D
6/9
APPLICATION NOTE
1
2
4
3
8
7
5
6
TIP
GND
RING
TIP
GND
RING
1
Connect pins 2, 3, 6 and 7 to Ground in
order to guarantee a good surge current
capability for long duration disturbances.
2
In order to take advantage of the" 4-point “
structure of the THBT, the TIP and RING
lines have to cross the device. In this case,
the device will eliminate the overvoltages
generated by the parasitic inductances of
the wiring (Ldi/dt), especially for very fast
transients.
1E-2
1E-1
1E+0
1E+1
1E+2
1E+3
0
1
2
3
4
5
6
7
8
9
10
I
(A)
TSM
F=50Hz
Tj initial=25°C
t(s)
Fig. 1:
Surge peak current versus overload dura-
tion.
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