INA148QDRQ1

为± 200 V共模电压差动放大器 ±200-V COMMON-MODE VOLTAGE DIFFERENCE AMPLIFIER

DESCRIPON

The INA148 is a precision low-power unity-gain difference amplifier with a high common-mode input voltage range. It consists of a monolithic precision bipolar operational amplifier with a thin-film resistor network.

FEATURES

• Qualified for Automotive Applications

• High Common-Mode Voltage

   – 75 V at VS = 5 V

   – ±200 V at VS = ±15 V

• Fixed Differential Gain = 1 V/V

• Low Quiescent Current: 260 µA

• Wide Supply Range

  – Single Supply: 2.7 V to 36 V

  – Dual Supplies: ±1.35 V to ±18 V

• Low Gain Error: 0.075% Max

• Low Nonlinearity: 0.002% Max

• High CMR: 86 dB

• Surface-Mount SO-8 D Package

APPLICATIONS

• Current-Shunt Measurements

• Differential Sensor Amplifiers

• Line Receivers

• Battery-Powered Systems

• Automotive Instrumentation

• Stacked-Cell Monitors