DRV401AMDWPREP datasheet(8/33 Pages) TI

Part #	DRV401AMDWPREP

Description	SENSOR SIGNAL CONDITIONING IC FOR SENSOR SIGNAL CONDITIONING IC FOR

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Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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8 / 33 page

20

15

10

5

0

−5

−10

−15

−20

10

100

1k

10k

100k

1M

10M

DIFFERENTIAL AMPLIFIER:

GAIN vs FREQUENCY

Frequency (Hz)

20

16

12

8

4

0

−4

−8

−12

−16

−20

−25

25

75

−50

0

50

100

125

150

DIFFERENTIAL AMPLIFIER:

OFFSET VOLTAGE vs TEMPERATURE, RTO

Temperature (

_C)

Sample Average

DIFFERENTIAL AMPLIFIER:

OUTPUT VOLTAGE vs OUTPUT CURRENT

5.0

4.9

4.8

4.7

0.3

0.2

0.1

0

1

2

3

4

5

6

7

8

9

10

Load Current (mA)

−40_C

+85

_C

+125

_C

−40_C

+25

_C

+85

_C

+125

_C

+25

_C

120

100

80

60

40

20

0

10

100

1k

10k

100k

1M

Frequency (Hz)

2M

CMRR

PSRR

DIFFERENTIAL AMPLIFIER:

PSRR AND CMRR vs FREQUENCY

1000

100

10

100

1k

10k

100k

1M

DIFFERENTIAL AMPLIFIER:

OUTPUT NOISE DENSITY

Frequency (Hz)

Autozero Frequency = 69kHz

Sensor Not Running

e

n = 162nV/√ Hz (average over 250Hz to 50kHz)

25

20

15

10

5

0

−5

−10

−15

−20

−25

−50

0

25

50

75

100

125

150

DIFFERENTIAL AMPLIFIER:

SHORT−CIRCUIT CURRENT vs TEMPERATURE

Temperature (

_C)

V

OUT Shorted to 0V

V

OUT Shorted to 5V

DRV401-EP

SBVS104B – JANUARY 2008 – REVISED MARCH 2009 .................................................................................................................................................. www.ti.com

TYPICAL CHARACTERISTICS (continued)

At TA = +25°C and VDD1 = VDD2 = +5 V with external 100 kHz filter BW, unless otherwise noted.

8

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DRV401AMDWPREP Datasheet(PDF) 8 Page - Texas Instruments

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