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MC3423
ELECTRICAL CHARACTERISTICS (5.0 V ≤ V CC ? V EE ≤ 36 V, T low < T A , T high , unless otherwise noted.)
Characteristics
Supply Voltage Range
Output Voltage (I O = 100 mA)
Indicator Output Voltage (I O(Ind) = 1.6 mA)
Sense Trip Voltage (T A = 25 ° C)
Symbol
V CC ?V EE
V O
V OL (Ind)
V Sense1,
Min
4.5
V CC ?2.2
?
2.45
Typ
?
V CC ?1.8
0.1
2.6
Max
40
?
0.4
2.75
Unit
Vdc
Vdc
Vdc
Vdc
V Sense2
Temperature Coefficient of V Sense1 (Figure 2)
TCV S1
?
0.06
?
%/ ° C
Remote Activation Input Current
m A
(V IH = 2.0 V, V CC ? V EE = 5.0 V)
(V IL = 0.8 V, V CC ? V EE = 5.0 V)
I IH
I IL
?
?
5.0
?120
40
?180
Source Current
Output Current Risetime (T A = 25 ° C)
Propagation Delay Time (T A = 25 ° C)
Supply Current
I Source
t r
t pd
I D
0.1
?
?
?
0.2
400
0.5
6.0
0.3
?
?
10
mA
mA/ m s
m s
mA
NOTES: T low to T high = 0 ° to +70 ° C
V CC
I Source
1
4 Current
Sense 1
2
?
+
Source
+
?
V ref
2.6V
?
+
8
Output
7
V EE
3
Sense 2
5
6
Indicator
Remote
Output
Activation
Figure 2. Representative Block Diagram
V CC
Switch 1
(A)
2
1
(B)
3
MC3423
8
V Sense 1
Switch 1
Position A
Switch 2
Closed
V I
Switch 2
4
7
5
V
V Sense 2 Position B
Ramp V I until output goes high; this is
Open
the V Sense threshold.
Figure 3. Sense Voltage Test Circuit
http://onsemi.com
2
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