ZXCT1023
MICROPOWER FIXED GAIN OF 50 CURRENT MONITOR
 
ZXCT1023 
Document number: DS31997 Rev. 3 - 2 
4 of 8
www.diodes.com
June 2011
?Diodes Incorporated 
 
 
Typical DC Characteristics
 
V
SENSE
 = 0V, V
S+
 = 3.6V
0
0.5
1
1.5
2
2.5
2
4
6
8
10
12
14
16
18
20
V
S+
 (V)
T
A
 = -40癈
T
A
 = 0癈
T
A
 = 85癈
 
Vs+ = 3.6v
Relative to gain = 50
-2%
-1%
0%
1%
2%
3%
0
10
20
30
40
50
V
SENSE
 (mV)
T
A
 = 85癈
T
A
 = -40癈
T
A
 = 0癈
T
A
 = 25癈
S+ Input Current vs. Supply voltage
Normalised Gain Error vs. Sense Voltage
 
V
S+
 = 3.6V
-40癈
25癈
85癈
20
30
40
50
60
70
0
2
4
6
8
1
V
SENSE
 (mV)
T
A
 = 0癈
V
S+
 = 3.6V
0
0.5
1
1.5
2
2.5
3
3.5
0
10
20
30
40
50
60
V
SENSE
 (mV)
T
A
 = 85癈
T
A
 = 25癈
T
A
 = 0癈
T
A
 = -40癈
Differential Gain vs. Sense Voltage
Output Voltage vs. Sense Voltage
 
T
A
 = 25癈
V
SENSE
 = 10mV
V
SENSE
 = 30mV
V
SENSE
 = 50mV
0
0.5
1
1.5
2
2.5
3
2
4
6
8
10
12
14
16
18
20
V
S+
 (V)
V
S+
 =3.6V
w.r.t. V
OUT
 at 25癈
V
SENSE
 = 10mV, 30mV, 50mV
10mV
30mV
30mV
50mV
50mV
-0.6%
-0.4%
-0.2%
0.0%
0.2%
0.4%
0.6%
-40
-15
10
35
60
85
Temperature (癈)
Output Voltage vs. Input voltage
Relative Output Voltage Change vs. Temperature
 
 
 
 
 
 
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