ZXCT1023
MICROPOWER FIXED GAIN OF 50 CURRENT MONITOR
 
ZXCT1023 
Document number: DS31997 Rev. 3 - 2 
3 of 8
www.diodes.com
June 2011
?Diodes Incorporated 
 
Electrical Characteristics (T
A
 = 25?/SPAN>C, V
S+
 = 3.6V, V
SENSE
 = 50mV, unless otherwise stated) 
 
Symbol
Parameter
Conditions
Limits
Unit
Min.
Typ.
Max.
V
OUT
     Output voltage
V
SENSE
 = 0mV
 
0.3
50
mV
V
SENSE
 = 10mV
425
500
575
V
SENSE
 = 30mV
1.41
1.5
1.59
V
V
SENSE
 = 50mV
2.425     2.5     2.575
V
SENSE
 = 100mV, V
S+
 = 20V
4.85
5
5.15
TC
(Note 5)
Output voltage temperature
coefficient
 
 
50
300
ppm/癈
I
Q
 
Ground pin current
V
SENSE
 = 0V
 
3.5
8
I
S-
 
SENSE- input current
V
SENSE
 = 0V
 
 
100
nA
Acc
Accuracy
V
SENSE
 = 50mV
-3
 
3
%
Gain     V
OUT
/V
SENSE
 
V
SENSE
 = 50mV
 
50
 
V/V
R
OUT
     Output resistance
 
 
15
 
k&
BW
Bandwidth
V
SENSE
 (DC) = 10mV
 
300
 
kHz
V
SENSE
 (DC) = 50mV
 
1
 
MHz
PSRR
(Note 6)
Power supply rejection ratio   V
SENSE
 = 30mV, V
S+
 = 2.5 to 20V
50
60
 
dB
Notes    5.   TC limits are determined by characterization.
6.   PSRR is defined as change in output voltage per change in S+ voltage, V
S+
. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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