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INA250A3PW Datasheet(PDF) 6 Page - Texas Instruments

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Part # INA250A3PW
Description  Current-Shunt Monitor with Precision Integrated Shunt Resistor
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

INA250A3PW Datasheet(HTML) 6 Page - Texas Instruments

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INA250A1, INA250A2, INA250A3, INA250A4
SBOS511B – APRIL 2015 – REVISED DECEMBER 2015
www.ti.com
Electrical Characteristics (continued)
At TA = 25°C, VS = 5 V, VIN+ = 12 V, VREF = 2.5 V, ISENSE = IN+ = 0 A, unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
OUTPUT
INA250A1
200
INA250A2
500
mV/A
G
Gain
INA250A3
800
INA250A4
2
V/A
ISENSE = –10 A to 10 A, TA = 25°C
±0.05%
±0.3%
ISENSE = –10 A to 10 A,
System gain error(6)
±0.75%
TA = –40°C to 125°C
TA = –40°C to 125°C
45
ppm/°C
Nonlinearity error
ISENSE = 0.5 A to 10 A
±0.03%
RO
Output impedance
1.5
Ω
Maximum capacitive load
No sustained oscillation
1
nF
VOLTAGE OUTPUT(7)
Swing to VS power-supply
RL = 10 kΩ to GND
(VS) – 0.1
(VS) – 0.2
V
rail
Swing to GND
RL = 10 kΩ to GND
(VGND) + 25 (VGND) + 50
mV
FREQUENCY RESPONSE
INA250A1, CL = 10 pF
50
INA250A2, CL = 10 pF
50
BW
Bandwidth
kHz
INA250A3, CL = 10 pF
35
INA250A4, CL = 10 pF
11
SR
Slew rate
CL = 10 pF
0.2
V/
μs
NOISE, RTI (1)
INA250A1
51
INA250A2
35
Voltage noise density
nV/
√Hz
INA250A3
37
INA250A4
27
POWER SUPPLY
VS
Operating voltage range
2.7
36
V
IQ
Quiescent current
TA = –40°C to 125°C
200
300
μA
TEMPERATURE RANGE
Specified range
–40
125
°C
(6)
System gain error includes amplifier gain error and the integrated sense resistor tolerance. System gain error does not include the stress
related characteristics of the integrated sense resistor. These characteristics are described in the Shunt Resistor section of the Electrical
Characteristics table.
(7)
See Typical Characteristics curve, Output Voltage Swing vs Output Current (Figure 19).
6
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Copyright © 2015, Texas Instruments Incorporated
Product Folder Links: INA250A1 INA250A2 INA250A3 INA250A4


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