le75282 Zarlink Semiconductor, le75282 Datasheet - Page 12

• Manufacturer Part Number: le75282
• Description: Dual Intelligent Line Card Access Switch
• Manufacturer: Zarlink Semiconductor

TYPICAL PERFORMANCE CHARACTERISTICS
Figure 2.
V
–V
–I
BH
LIM2
MAX
– 3
Switches 1 – 3, Break Switches and Ringing Return Switch
–V
Figure 3. Switch 4, Ringing Access Switch
–V
2
–V
dc CURRENT-LIMIT
BREAK SWITCHES
V
Figure 1. Protection Circuit
1
BH
Zarlink Semiconductor Inc.
I
–V
–1.5
LIM1
OS
I
SW
12
+I
–I
1.5
+V
R
R
ON
OS
<1 µA
ON
–I
2/3 R
dc CURRENT LIMIT
(OF BREAK SWITCHES)
LIM1
ON
V
1
V
3 V
2
V
I
MAX
LIM2
+V
V
SW