Datasheet

ELECTRICAL CHARACTERISTICS
INA193A-Q1 , INA194A-Q1 , INA195A-Q1
INA196A-Q1 , INA197A-Q1 , INA198A-Q1
www.ti.com ............................................................................................................................................... SBOS366C – AUGUST 2006 – REVISED OCTOBER 2008
V
S
= 12 V, V
IN+
= 12 V, V
SENSE
= 100 mV (unless otherwise noted)
Full range T
A
= – 40 ° C to 125 ° C
PARAMETER TEST CONDITIONS T
A
MIN TYP MAX UNIT
INPUT
(V
S
– 0.2)/
V
SENSE
Full-scale input voltage V
SENSE
= V
IN+
− V
IN –
25 ° C 0.15 V
Gain
VCM Common-mode input Full range – 16 80 V
V
IN+
= − 16 V to +80 V 25 ° C 80 94
CMR Common-mode rejection dB
V
IN+
= 12 V to 80 V Full range 100 120
25 ° C ± 0.5 2
V
OS
Offset voltage, RTI mV
Full range 0.5 3
dV
OS
/dT Offset voltage vs temperature Full range 2.5 µ V/ ° C
Offset voltage vs V
S
= 2.7 V to 18 V,
PSR Full range 5 100 µ V/V
power supply V
IN+
= 18 V
I
B
Input bias current V
IN –
pin Full range ± 8 ± 23 µ A
OUTPUT (V
SENSE
≥ 20 mV)
INA193A, INA196A 20
G Gain INA194A, INA197A 25 ° C 50 V/V
INA195A, INA198A 100
25 ° C ± 0.2 ± 1
Gain error V
SENSE
= 20 mV to 100 mV %
Full range ± 2
25 ° C ± 0.75 ± 2.2
Total output error
(1)
%
Full range ± 1 ± 3
Nonlinearity error V
SENSE
= 20 mV to 100 mV 25 ° C ± 0.002 ± 0.1 %
R
O
Output impedance 25 ° C 1.5 Ω
Maximum capacitive load No sustained oscillation 25 ° C 10 nF
OUTPUT (V
SENSE
< 20 mV)
(2)
– 16 V ≤ V
CM
< 0 300
All devices mV
V
S
< V
CM
≤ 80 V 300
INA193A,
0.4
INA196A
V
OUT
Output voltage 25 ° C
INA194A, 0 V ≤ V
CM
≤ V
S
,
1 V
INA197A V
S
= 5 V
INA195A,
2
INA198A
VOLTAGE OUTPUT
(3)
Swing to V+ power-supply rail R
L
= 100 k Ω to GND Full range V+ – 0.1 V+ – 0.2 V
Swing to GND
(4)
R
L
= 100 k Ω to GND Full range V
GND
+ 3 V
GND
+ 50 mV
(1) Total output error includes effects of gain error and V
OS
.
(2) For details on this region of operation, see Accuracy Variations as a Result of V
SENSE
and Common-Mode Voltage in Applications
Information.
(3) See Typical Characteristics curve Output Swing vs Output Current.
(4) Specified by design
Copyright © 2006 – 2008, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Link(s): INA193A-Q1 INA194A-Q1 INA195A-Q1 INA196A-Q1 INA197A-Q1 INA198A-Q1