STMicroelectronics Demonstration board based on the TSC102 STEVAL-ISQ010V1 STEVAL-ISQ010V1 Fiche De Données
Codes de produits
STEVAL-ISQ010V1
DocID16754 Rev 3
5/23
TSC102
Electrical characteristics
23
3 Electrical
characteristics
Unless otherwise specified, the electrical characteristics given in the following tables have
been measured under the following test conditions.
•
been measured under the following test conditions.
•
T
amb
= 25 °C, V
CC
= 5 V, V
sense
= V
p
-V
m
= 50 mV, V
m
= 12 V.
•
No load on Out pin.
•
Signal conditioning amplifier used as a buffer (pin A3 connected to pin Out and pin A1
connected to pin A2).
connected to pin A2).
Table 4. Supply
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
I
CC
Total supply current
V
sense
= 0 V, pin A1 open, pin
A2 shorted to Gnd
T
min
< T
amb
< T
max
-
240
420
µA
I
CC1
V
sense
= 50 mV, pin A1
connected to pin A2
T
min
< T
amb
< T
max
420
700
Table 5. Current sensing amplifier input stage
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
DC
CMR1
DC common-mode rejection
Variation of V
Variation of V
a1
versus V
icm
referred to input
(1)
2.8 V < V
m
< 30 V
-40 °C < T
amb
< 150 °C
90
100
dB
AC
CMR1
AC common-mode rejection
Variation of V
Variation of V
a1
versus V
icm
referred to input (peak-to-peak
voltage variation)
voltage variation)
2.8 V< V
m
< 30 V
1 kHz sine wave
75
2.8 V < V
m
< 30 V
10 kHz sine wave
60
SVR1
Supply voltage rejection
Variation of V
Variation of V
a1
versus V
CC
(2)
3.5 V< V
CC
< 5.5 V
-40 °C < T
amb
< 125 °C
85
90
V
os
Input offset voltage
(3)
T
amb
= 25
° C
-40 °C < T
amb
< 125 °C
±1.5
±2.3
±2.3
mV
dV
os
/dT
Input offset drift versus T
-40 °C < T
amb
< 125 °C
±3
±8
µV/°C
I
lk
Input leakage current
V
CC
= 0 V
T
min
< T
amb
< T
max
1
µA
I
ib
Input bias current
V
sense
= 0 V
T
min
< T
amb
< T
max
5
7
1. See
for the definition of CMR
2. See
for the definition of SVR
3. See
for the definition of V
os