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參數(shù)資料
| 型號： | BTS728-L2 |
| 元件分類： | TVS-瞬態(tài)抑制二極管 |
| 英文描述： | Transient Voltage Suppressor Diodes |
| 中文描述： | ？4.75 - 41V。 2x60mΩ極限（可控硅）17A條示波器- 20 - 9？ |
| 文件頁數(shù)： | 13/14頁 |
| 文件大?。?/td> | 470K |
| 代理商： | BTS728-L2 |
PROFET
BTS 721 L1
Data Book
616
01.07.97
Figure 3b:
Turn on into short circuit:
shut down by overtemperature, restart by cooling
(two parallel switched channels 1 and 2)
IN1/2
t
ST1/2
L(SCr)
I
IL(SCp)
I + I
toff(SC)
Figure 4a:
Overtemperature:
Reset if
T
j
<
T
jt
IN
ST
OUT
J
t
V
T
Figure 5a:
Open load: detection in ON-state, open
load occurs in on-state
IN2 channel 2: normal
OUT1
t
V
ST
IN1
I
L1
t
d(ST OL1)
t
d(ST OL2)
t
d(ST OL1)
t
d(ST OL2)
open
load
open
load
normal
load
channel 1:
t
d(ST OL1)
= 30
μ
s typ., t
d(ST OL2)
= 20
μ
s typ
Figure 5b:
Open load: detection in ON-state, turn
on/off to open load
OUT1
t
V
ST
IN1
I
L1
t
d(ST)
t
d(ST OL4)
t
d(ST)
t
d(ST OL5)
IN2 channel 2: normal operation
channel 1: open load
The status delay time t
d(STOL4)
allows to distinguish between the
failure modes "open load in ON-state" and "overtemperature".
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