ZXCT1050
Issue 1 - June 2007
3
www.zetex.com
?Zetex Semiconductors plc 2007
Electrical characteristics
Test conditions T
A
 = 25癈, V
SENSE+
 = 10V, V
CC
 = 12V, V
SENSE
 = 100mV, R
SH
 = 7.5k, R
G
 = 3.75k.
Symbol
Parameter
Conditions
Min.
Typ.
Max.   Units
I
Q
V
CC
 pin current
V
SENSE
= 0V
45
70
V
OUT
Output voltage
V
SENSE
= 0V
  =30mV
  =100mV
  =150mV
0
285
0.97
1.45
3
300
1.00
1.50
15
315
1.03
1.55
mV
mV
V
V
I
SENSE+
V
SENSE+
 input current  V
SENSE
= 0V
60
150    nA
I
SENSE-
V
SENSE-
  input current  V
SENSE
= 0V
15
150    nA
V
OUT
TC
V
OUT
 variation with
temperature
See note
 (*)
NOTES:
(*) Temperature dependent measurements are extracted from characterisation and simulation results.
300    ppm/癈
Gain
V
OUT
/V
SENSE
10
Accuracy    Total output error
-3
3
%
BW
Bandwidth
V
SENSE(DC)
 
= 10mV
V
SENSE(AC)
 
= 10mV
PP
CL = 5pF,
300
kHz
V
SENSE(DC)
= 100mV
0.8
MHz
PSRR
Power supply
rejection ratio
V
CC
 = 2.7V to 20V
V
SENSE+
 = 0.7V
60
dB
CMRR
Common mode
rejection ratio
V
CC
 = 20V
V
SENSE+
 = 0 to 18V
70
dB
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