MAX4372FEUK datasheet(4/11 Pages) MAXIM

Part #	MAX4372FEUK

Description	Low-Cost, UCSP/SOT23, Micropower, High-Side Current-Sense Amplifier with Voltage Output

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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4 / 11 page

Low-Cost, UCSP/SOT23, Micropower, High-Side

Current-Sense Amplifier with Voltage Output

Typical Operating Characteristics

(VCC = 12V, VRS+ = 12V, VSENSE = 100mV, TA = +25°C, unless otherwise noted.)

25.0

27.5

30.0

32.5

35.0

SUPPLY CURRENT vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

012

16

4

8

20

24

28

AV = +100V/V

AV = +50V/V

AV = +20V/V

VSENSE = 5mV

0

5

10

15

20

25

30

35

40

-40

10

60

-15

35

85

SUPPLY CURRENT vs. TEMPERATURE

TEMPERATURE (°C)

VSENSE = 5mV

28.0

29.0

28.5

30.0

29.5

31.5

31.0

30.5

32.0

SUPPLY CURRENT

vs. COMMON-MODE VOLTAGE

COMMON-MODE VOLTAGE (V)

012

16

4

8

20

24

28

AV = +100V/V

AV = +50V/V

AV = +20V/V

VSENSE = 5mV

-1.2

-0.8

-1.0

-0.2

-0.4

-0.6

0.4

0.2

0

0.6

010

5

15202530

TOTAL OUTPUT ERROR

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

G = +100V/V

G = +50V/V

G = +20V/V

0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

010

5

15202530

TOTAL OUTPUT ERROR

vs. COMMON-MODE VOLTAGE

COMMON-MODE VOLTAGE (V)

G = +100V/V

G = +50V/V

G = +20V/V

-1.0

-0.5

0.5

0

1.0

1.5

0100

50

150

200

250

300

TOTAL OUTPUT ERROR vs. VSENSE

VSENSE (mV)

AV = +100V/V

AV = +20V/V

AV = +50V/V

-45

-90

100

100k

10k

1k

POWER-SUPPLY REJECTION

vs. FREQUENCY

-75

-85

-55

-65

-40

-70

-80

-50

-60

FREQUENCY (Hz)

-1.0

-0.9

-0.8

-0.7

-0.6

-0.5

-0.4

-0.3

-0.2

-0.1

0

GAIN ACCURACY vs. TEMPERATURE

TEMPERATURE (

°C)

-40

10

60

-15

35

85

AV = +20V/V

AV = +50V/V

AV = +100V/V

-1.0

-0.8

-0.6

-0.4

-0.2

0

0.2

0.4

0.6

0.8

1.0

-40

10

60

-15

35

85

TOTAL OUTPUT ERROR vs. TEMPERATURE

TEMPERATURE (°C)

AV = +50V/V

AV = +100V/V

AV = +20V/V

4

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