(VRS+ = 0 to 28V, VSENSE = (VRS+ - VRS- ) = 0V, VCC = +3.0V to +28V, RL = ∞, TA = TMIN to TMAX, unless otherwise noted. Typical

values are at TA = +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX UNITS

Operating Voltage Range

VCC

Guaranteed by PSR test

3

28

V

Common-Mode Input Range

VCM

Guaranteed by total OUT voltage error test

0

28

V

Common-Mode Rejection

CMR

2V ≤ VRS+ ≤ 28V, VSENSE = 100mV

90

dB

Supply Current per Amplifier

ICC

VSENSE = 5mV, VRS+ > 2.0V, VCC = 12V

1

2.2

mA

Leakage Current

IRS+, IRS- VCC = 0V, VRS+ = 28V

8

m

A

Input Bias Current

IRS+

VRS+ > 2.0V

0

60

m

A

VRS+ ≤ 2.0V

-400

+60

IRS-

VRS+ > 2.0V

0

120

VRS+ ≤ 2.0V

-800

+120

Full-Scale Sense Voltage

VSENSE

150

mV

Total OUT Voltage Error (Note 2)

IOUT ≤ 2mA

VSENSE = 100mV,

VCC = 12V, VRS+ = 12V

±

6.75

%

VSENSE = 100mV,

VCC = 12V, TA = +25°C,

VRS+ = 12V

±

0.5

±

3.25

VSENSE = 100mV,

VCC = 28V, VRS+ = 28V

±

11

VSENSE = 100mV,

VCC = 28V, VRS+ = 28V,

TA = +25°C

±0.5

±5

VSENSE = 100mV,

VCC = 12V, VRS+ = 0.1V

±

9

±

32

VSENSE = 6.25mV,

VCC = 12V, VRS+ = 12V

(Note 3)

±

7

OUT High Voltage (Note 4)

(VCC - VOUT) VCC = 3V, IOUT = 2mA, VRS+ = 28V

0.9

1.2

V

OUT Low Voltage

VOL

IOUT = 200µA, VCC = VRS+ = 12V,

VSENSE = 0V, TA = +25°C

25

40

mV

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Maxim Integrated │ 3

MAX4376/MAX4377/

MAX4378

Single/Dual/Quad, High-Side

Current-Sense Amplifiers with Internal Gain

Electrical Characteristics