I
NTEGRATED
C
IRCUITS
D
IVISION
CPC7592
R04 www.ixysic.com 5
1.6.2 Ringing Return Switch, SW3
Parameter Test Conditions Symbol Minimum Typical Maximum Unit
Off-State
Leakage Current
V
SW3
(differential) = T
LINE
to T
RINGING
All-Off state.
+25 C,
V
SW
(differential) = -320 V to gnd
V
SW
(differential) = +260 V to -60 V
I
SW
-
0.1
1 A
+85 C,
V
SW
(differential) = -330 V to gnd
V
SW
(differential) = +270 V to -60 V
0.3
-40 C,
V
SW
(differential) = -310 V to gnd
V
SW
(differential) = +250 V to -60 V
0.1
On Resistance
I
SW
(on) = ±0 mA, ±10 mA, +25 C
R
ON
-
60 -
I
SW
(on) = ±0 mA, ±10 mA, +85 C
85 100
I
SW
(on) = ±0 mA, ±10 mA, -40 C
45 -
DC current limit
V
SW
(on) = ± 10 V, +25 C
I
SW
- 135
-mA
V
SW
(on) = ± 10 V, +85 C
70 85
V
SW
(on) = ± 10 V, -40 C
- 210
Dynamic current limit
(t = <0.5 s)
Ringing switches on, all other switches
off. Apply ±1 kV 10x1000 s pulse with
appropriate protection in place.
I
SW
-2.5- A
Logic input to switch
output isolation
+25 C, Logic inputs = gnd,
V
SW
(T
RINGING
, T
LINE
) = ±320 V
I
SW
-
0.1
1 A
+85 C, Logic inputs = gnd,
V
SW
(T
RINGING
, T
LINE
) = ±330 V
0.3
-40 C, Logic inputs = gnd,
V
SW
(T
RINGING
, T
LINE
) = ±310 V
0.1
dV/dt sensitivity - - - 500 - V/s