le75181 Zarlink Semiconductor, le75181 Datasheet - Page 6

• Manufacturer Part Number: le75181
• Description: Ringing Access Switch
• Manufacturer: Zarlink Semiconductor

ELECTRICAL CHARACTERISTICS
Summary of Assumptions
Unless otherwise noted, the test conditions are defined by the Le75181 device application circuit shown in
with:
V
Supply Currents and Power Dissipation
SPECIFICATIONS
Device Specifications
Power Ringing
Idle/Talk
OFF-state Leakage Current:
ON-resistance (SW1, SW2):
ON-resistance Match
ON-state Voltage*
(Figure 5, Switch 1)
ON-state Voltage*
(Figure 6, Switch 2)
dc Current Limit
(Figure 5, Switch 1):
dc Current Limit
(Figure 6, Switch 2):
Dynamic Current Limit
Isolation:
dV/dt Sensitivity
*This parameter is not tested in production. Choice of secondary protector should ensure this rating is not exceeded.
†Applied voltage is 100 Vp-p square wave at 100 Hz. Not tested in production.
Operational State
BAT
(t = <0.5 µs)
+25 °C
+85 °C
–40 °C
+25 °C
+85 °C
–40 °C
+85 °C
–40 °C
+25 °C
+85 °C
–40 °C
= −48 V, V
Table 1. Break Switches, 1 and 2
Parameter
†
DD
= 5.0 V.
VDD=5V, VBAT=-48V
VDD=5V, VBAT=-48V
Condition
Vswitch (differential) = –320 V to Gnd
Vswitch (differential) = –60 V to +260 V
Vswitch (differential) = –330 V to Gnd
Vswitch (differential) = –60 V to +270 V
Vswitch (differential) = –310 V to Gnd
Vswitch (differential) = –60 V to +250 V
T
T
T
Per ON-resistance test
condition of SW1, SW2
Iswitch = I
Maximum Differential Voltage (Vmax)
Foldback Voltage Breakpoint 1 (V1)
Foldback Voltage Breakpoint 2 (V2)
Vswitch (on) = ±10 V
Vswitch (on) = ±10 V
I
I
Break switches in ON state; ringing access
switches off; apply ±1000 V at 10/1000 µs pulse;
appropriate secondary protection in place
Vswitch (both poles) = ±320 V, Logic inputs = Gnd
Vswitch (both poles) = ±330 V, Logic inputs = Gnd
Vswitch (both poles) = ±310 V, Logic inputs = Gnd
—
LIMIT1
LIMIT2
LINE
LINE
LINE
= ±10 mA, ±40 mA, T
= ±10 mA, ±40 mA, T
= ±10 mA, ±40 mA, T
LIMIT
Min.
@ 50 Hz/60 Hz
—
—
Test Condition
Zarlink Semiconductor Inc.
I
DD
0.850
0.560
Typ
BAT
BAT
BAT
mA
= –2 V
= –2 V
= –2 V
6
Max
2.1
1.1
Min.
—
—
RON SW1 – RON SW2
I
BAT
Magnitude
Typ
Measure
4
4
Iswitch
Iswitch
Iswitch
Iswitch
Iswitch
Iswitch
Iswitch
Iswitch
Iswitch
Iswitch
Iswitch
∆ V
∆ V
∆ V
µ
V
V
V
V
—
ON
ON
ON
ON
A
ON
ON
ON
Max
10
10
V1+0.5
Min
100
80
80
LCAS Device Power mW
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Min.
1
—
—
Figure 7, on page 14
21.5
Typ
200
0.2
2.5
—
—
—
—
16
—
—
—
—
—
—
—
—
—
—
—
Typ
6
3
Max
220
320
250
250
1.0
—
31
—
—
—
—
—
—
—
1
1
1
1
1
1
Max
11
6
V/µs
Unit
mA
mA
µA
µA
Ω
Ω
V
V
A