INA333-Q1 - Texas Instruments

INA333-Q1 Automotive micro-Power Instrumentation Amplifier

The INA333-Q1 is a low-power, precision instrumentation amplifier offering excellent accuracy. The three-op-amp design, small size, and low power make this device an excellent choice for automotive applications that require precise measurements, such as current leakage detection. This INA333-Q1 is also a great choice for applications that use resistive brid.

Features

• AEC-Q100 qualified for automotive applications:
  – Temperature grade 1:
  –40°C ≤ TA ≤ +125°C
• Functional Safety-Capable
  – Documentation available to aid functional safety system design
• Low offset voltage: 25 μV (maximum), G ≥ 100
• Low drift: 0.1 μV/°C, G ≥ 100
• Low noise: 50 nV/√Hz, G ≥ 100
• High CMRR: 96 dB (minimum), G ≥ 10
• Low input bias current: 280 pA (maximum)
• Supply range: 1.8 V to 5.5 V
• Input voltage: (V
  –) + 0.1 V to (V+)
  – 0.1 V
• Output range: (V
  –) + 0.05 V to (V+)
  – 0.05 V
• Low quiescent current: 50 μA
• Operating temperature:
  –40°C to +125°C
• RFI filtered inputs
• Pac.