LCDP1521_06 Datasheet, PDF (4/11 Pages) STMicroelectronics – Dual line programmable transient voltage suppressor for SLIC protection

2 Characteristics
Figure 1. Repetitive peak pulse current
tr: rise time (µs)
tp: pulse duration (µs)
ex: Pulse waveform 10/1000 µs
tr = 10µs tp = 1000 µs
% IPP
100
50
0
tr
tp
LCDP1521
t
2.4 Parameters related to the diode line / GND (T_amb = 25°C)
Symbol
V_F
V_FP
(Note 1)
Test conditions
I_F = 1 A
10/700 µs
1.2/50 µs
2/10 µs
1.5 kV
1.5 kV
2.5 kV
t = 500 µs
R_S = 110 Ω
R_S = 60 Ω
R_S = 245 Ω
I_PP = 10 A
I_PP = 15 A
I_PP = 10 A
Max Unit
2
V
5
10
V
20
Note: 1 See test circuit for VFP; RS is the protection resistor located on the line card.
2.5 Parameters related to the protection thyristor
(T_amb = 25°C unless otherwise specified)
Symbol
Test conditions
I_GT
I_H
V_GT
I_RG
V_DGL
V_{GND / LINE} = -48 V
V_GATE = -48 V (Note 2)
at I_GT
V_RG = -150 V
V_RG = -150 V
V_GATE = -48 V (Note 3)
10/700 µs
1.2/50 µs
2/10 µs
1.5 kV
1.5 kV
2.5 kV
R_S = 110 Ω
R_S = 60 Ω
R_S = 245 Ω
T_c=25°C
T_c=85°C
I_PP = 10 A
I_PP = 15 A
I_PP = 10 A
Min
Max
Unit
0.1
5
mA
150
mA
2.5
V
5
50
µA
5
10
V
20
2 See functional holding current (IH) test circuit
3 See test circuit for VDGL. The oscillations with a time duration lower than 50ns are not taken
into account
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