onsemi NCS2180x OpAmp

The NCS21801/2/3/4 are precision operational amplifiers featuring low input offset voltage and low offset drift over time and temperature. This makes them ideal for applications where accuracy is needed, such as current sensing and sensor interfaces.

The NCS2180x family includes single, dual, and quad-channel configurations. All versions are specified for operation from -40 °C to 125 °C. NCV prefix parts are automotive-grade 1 qualified and offer performance over the extended temperature range, from -40 °C to 150 °C.

Key features

• Low Input offset voltage: 10 µV
• Zero-drift offset voltage: 0.075 µV/°C (max)
• Supply voltage range: 1.8 V to 5.5 V
• Quiescent current: 95 µA (max)

Additional features

• Common-mode input voltage range:
  • VSS - 0.1 V to VDD + 0.1 V
• Extended Supply Voltage Range:
  • 1.6 V to 5.5 V for Ta = 0 °C to 85 °C
• Unity gain bandwidth: 1.5 MHz
• Quiescent current consumption:
  • 100 µA (max) per channel, V_S = 1.8 V to 5.5 V, no load
  • 90 µA (max) per channel, V_S = 1.6 V, no load
• Enable function available on NCS21803
• NCV prefix for automotive and other applications requiring unique site and control change requirements
• AEC-Q100 Qualified and PPAP Capable
• Pb-Free, Halogen Free/BFR Free, and RoHS Compliant

Applications

• Motor control
• Industrial automation
• Power supplies
• Battery Management Systems (BMS)
• Automotive
• Instrumentation amplifiers
• High-side current sensing
• Low-side current sensing