154
Isolated Input (Version 4)
Applies to
1
Isolated current-sense input with wide voltage input range up to 30V, compatible with totem-pole
LVTTL, TTL, 5V CMOS drivers, RS-422 differential line drivers, potential free contacts, solid-state
relays and opto-couplers
Simplified schematic
Input Current vs. Input Voltage Characteristics
DC characteristics
Parameter
Conditions
Min.
Typ.
Max.
Units
Differential voltage
-30
+30
V
Input current threshold
1
mA
Differential voltage
@1 mA
1.5
1.65
1.9
V
Input current
@(VIN+ - VIN-) < 1 V
10
µA
@(VIN+ - VIN-) = 1.65 V
1
mA
@(VIN+ - VIN-) = 2.5 V
2
mA
@(VIN+ - VIN-) = 5 V
2.3
mA
@(VIN+ - VIN-) = 12 V
3
mA
@(VIN+ - VIN-) = 30 V
5
mA
1
3621 Coaxlink Mono CXP-12
,
3621-LH Coaxlink Mono CXP-12 LH
,
3622 Coaxlink Duo CXP-12
and
3622-LH Coaxlink Duo CXP-12 LH
.
Coaxlink
Hardware Manual