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LCP1511 Arkusz danych(PDF) 3 Page - STMicroelectronics

Numer części LCP1511
Szczegółowy opis  PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION
PDF  7 Pages
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Producent  STMICROELECTRONICS [STMicroelectronics]
Strona internetowa  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LCP1511 Arkusz danych(HTML) 3 Page - STMicroelectronics

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APPLICATION NOTE
Symbol
Test conditions
Maximum
Unit
VF
IF=5A
tp=500
µs3
V
VFP
10/700
µs 1.5kV
Rp=10
1.2/50
µs
1.5kV
Rp=10
(see note 1)
2/10
µs
2.5kV
Rp=62
5
7
12
V
Note 1 : See test circuit 2 for VFP;Rp is the protection resistor located on the line card.
1 - PARAMETERS RELATED TO THE DIODE LINE/GND (Tamb =25
°C)
Symbol
Test conditions
Min.
Max.
Unit
IGT
VGND/LINE = -48V
0.2
5
mA
IH
VGATE =-48V (see note 2)
150
mA
VGT
at IGT
2.5
V
IRG
Tc=25
°CVRG =-75V
Tc=70
°CVRG =-75V
5
50
µA
VDGL
VGATE= -48V (see note 3)
10/700
µs 1.5kV
Rp=10
IPP=30A
1.2/50
µs
1.5kV
Rp=10
IPP=30A
2/10
µs
2.5kV
Rp=62
IPP=38A
10
20
25
V
Note 2 :
See the functional holding current (IH) test circuit 2.
Note 3 :
See test circuit 1 for VDGL.
The oscillations with a time duration lower than 50ns are not taken into account.
2 - PARAMETERS RELATED TO THE PROTECTION THYRISTOR (Tamb =25
°C)
Symbol
Test conditions
Maximum
Unit
IRM
Tc=25
°CVGATE/LINE = -1V
VRM =-75V
Tc=70
°CVGATE/LINE = -1V
VRM =-75V
5
50
µA
C
VR =-3V
F=1MHz
VR =-48V
F=1MHz
100
50
pF
3 - PARAMETERS RELATED TO DIODE AND PROTECTION THYRISTOR (Tamb =25
°C)
1
2
3
4
8
7
6
5
IN
IN
OUT
OUT
TIP
RING
GND
TIP
RING
GATE
NC
In order to take advantageof the ”4 point” structure
of the LCP, the TIP and RING lines go across the
device. In such case, the device will eliminate the
overvoltages generated by the parasitic induc-
tances of the wiring (Ldi/dt), especially for very fast
transients.
LCP1511D
3/7



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