INA226-Q1_15 datasheet(6/38 Pages) TI

Part #	INA226-Q1

Description	INA226-Q1 Automotive Grade, 36-V, Bi-Directional, Zero-Drift, High Accuracy, Low- orHigh-Side, I2C Compatible Current/Power Monitor with Programmable Over-Current Alert

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Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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6 / 38 page

INA226-Q1

SBOS743 – JULY 2015

www.ti.com

Electrical Characteristics (continued)

TA = 25°C, VVS = 3.3 V, VIN+ = 12 V, VSENSE = (VIN+ – VIN–) = 0 mV and VVBUS = 12 V, unless otherwise noted

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DIGITAL INPUT/OUTPUT

Input capacitance

3

pF

0 V

≤ VSCL ≤ VVS ,

0 V

≤ VSDA ≤ VVS,

Leakage input current

0 V

≤ VAlert ≤ VVS ,

0.1

1

μA

0 V

≤ VA0 ≤ VVS ,

0 V

≤ VA1 ≤ VVS

VIH

High-level input voltage

0.7×VVS

6

V

VIL

Low-level input voltage

–0.5

0.3×VVS

V

VOL

Low-level output voltage, SDA, Alert

IOL = 3 mA

0

0.4

V

Hysteresis

500

mV

POWER SUPPLY

Operating supply range

2.7

5.5

V

IQ

Quiescent current

330

420

μA

Quiescent current, power-down

0.5

2

μA

(shutdown) mode

VPOR

Power-on reset threshold

2

V

6

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