INA281A2QDBVRQ1 Amplifier IC Chips Current Sense Amplifiers Automotive AEC-Q100 48V Package SOT-3-5

INA281A2QDBVRQ1 Amplifier IC

Chips Current Sense Amplifiers Automotive AEC-Q100 48V Package SOT-3-5

Features

AEC-Q100 qualified for automotive applications
Temperature grade 1: –40 °C to +125 °C, TA
Functional Safety-Capable
Documentation available to aid functional safety system design
Wide common-mode voltage:
Operational voltage: −4 V to +110 V
Survival voltage: −20 V to +120 V
Excellent CMRR:
120-dB DC CMRR
65-dB AC CMRR at 50 kHz
Accuracy:
Gain:
Gain error: ±0.5% (maximum)
Gain drift: ±20 ppm/°C (maximum)

The INA281-Q1 operates from a single 2.7-V to 20-V supply, drawing 1.5 mA of supply current. The INA281-Q1 is available with five gain options: 20 V/V, 50 V/V, 100 V/V, 200 V/V, and 500 V/V. These gain options address wide dynamic range for current-sensing applications.

The INA281-Q1 is specified over an operating temperature range of −40 °C to +125 °C and is offered in a space-saving SOT-23 package with two pin-out variants.

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