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