Datasheet

INA200
INA201
INA202
www.ti.com SBOS374C –NOVEMBER 2006–REVISED OCTOBER 2010
ELECTRICAL CHARACTERISTICS: CURRENT-SHUNT MONITOR
Boldface limits apply over the specified temperature range: T
A
= –40°C to +125°C.
At T
A
= +25°C, V
S
= +12V, V
CM
= +12V, V
SENSE
= 100mV, R
L
= 10kΩ to GND, R
PULL-UP
= 5.1kΩ connected from CMP
OUT
to
V
S
, and CMP
IN
= GND, unless otherwise noted.
INA200, INA201, INA202
CURRENT-SHUNT MONITOR PARAMETERS CONDITIONS MIN TYP MAX UNIT
INPUT
Full-Scale Sense Input Voltage V
SENSE
V
SENSE
= V
IN+
– V
IN–
0.15 (V
S
– 0.25)/Gain V
Common-Mode Input Range V
CM
–16 80 V
Common-Mode Rejection CMR V
IN+
= –16V to +80V 80 100 dB
Over Temperature V
IN+
= +12V to +80V 100 123 dB
Offset Voltage, RTI
(1)
V
OS
±0.5 ±2.5 mV
+25°C to +125°C ±3 mV
–40°C to +25°C ±3.5 mV
vs Temperature dV
OS
/dT T
MIN
to T
MAX
5 mV/°C
vs Power Supply PSR V
OUT
= 2V, V
IN+
= +18V, 2.7V 2.5 100 mV/V
Input Bias Current, V
IN–
Pin I
B
±9 ±16 mA
OUTPUT (V
SENSE
≥ 20mV)
Gain: G
INA200 20 V/V
INA201 50 V/V
INA202 100 V/V
Gain Error V
SENSE
= 20mV to 100mV ±0.2 ±1 %
Over Temperature V
SENSE
= 20mV to 100mV ±2 %
Total Output Error
(2)
V
SENSE
= 120mV, V
S
= +16V ±0.75 ±2.2 %
Over Temperature V
SENSE
= 120mV, V
S
= +16V ±3.5 %
Nonlinearity Error
(3)
V
SENSE
= 20mV to 100mV ±0.002 %
Output Impedance R
O
1.5 Ω
Maximum Capacitive Load No Sustained Oscillation 10 nF
OUTPUT (V
SENSE
< 20mV)
(4)
INA200, INA201, INA202 –16V ≤ V
CM
< 0V 300 mV
INA200 0V ≤ V
CM
≤ V
S
, V
S
= 5V 0.4 V
INA201 0V ≤ V
CM
≤ V
S
, V
S
= 5V 1 V
INA202 0V ≤ V
CM
≤ V
S
, V
S
= 5V 2 V
INA200, INA201, INA202 V
S
< V
CM
≤ 80V 300 mV
VOLTAGE OUTPUT
(5)
Output Swing to the Positive Rail V
IN–
= 11V, V
IN+
= 12V (V+) – 0.15 (V+) – 0.25 V
Output Swing to GND
(6)
V
IN–
= 0V, V
IN+
= –0.5V (V
GND
) + 0.004 (V
GND
) + 0.05 V
FREQUENCY RESPONSE
Bandwidth: BW
INA200 C
LOAD
= 5pF 500 kHz
INA201 C
LOAD
= 5pF 300 kHz
INA202 C
LOAD
= 5pF 200 kHz
Phase Margin C
LOAD
< 10nF 40 Degrees
Slew Rate SR 1 V/ms
V
SENSE
= 10mV
PP
to 100mV
PP
,
Settling Time (1%) 2 ms
C
LOAD
= 5pF
NOISE, RTI
Voltage Noise Density 40 nV/√Hz
(1) Offset is extrapolated from measurements of the output at 20mV and 100mV V
SENSE
.
(2) Total output error includes effects of gain error and V
OS
.
(3) Linearity is best fit to a straight line.
(4) For details on this region of operation, see the Accuracy Variations section in the Applications Information.
(5) See Typical Characteristic curve Output Swing vs Output Current.
(6) Specified by design.
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