NA290A1IDCKR (TI Texas Instruments) | Instrumentation Amplifier | Ultra-precision Current Sensing Amplifier

Product type: Single-channel, high-side, ultra-precision current sense amplifier (Current Sense Amplifier) Texas Instruments

 Normal operation: 2.7V ~ 120V

 Withstand voltage: -20V ~ +122V

 Maximum offset voltage: ±12 µV

 Temperature drift of imbalance: ±0.2 µV/°C

 Maximum gain error: ±0.1%

Gain temperature drift: ±5 ppm/°

1. Quiescent current Iq: Typical 370 µA

2. Temperature range: -40℃ ~ +125℃

3. Packaging: SC-70-5 (SOT-353, extremely small 2mm×2.1mm)

 Typical application scenarios

48V server power supply, rack-mounted server, communication power supply (RRU remote radio head, mMIMO active antenna)

Industrial power supply, 24V/48V industrial drive, battery system current monitoring

Test and measure instruments, precision power supply and load

 Motor-driven high-side current sampling and overcurrent protection

Robot power supply, energy storage module current monitoring

Suitable for: high-voltage busbar, high-precision current measurement, and situations requiring rapid overcurrent alarm.

 Limitation: Only high-side sampling is supported; if low-side sampling is required, this model cannot be used directly.

INA290A1IDCKR TI Texas Instruments

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For technical and business inquiries, please contact Mr. Zhang at 13430464310