Manufacturer Part Number
INA281B1QDBVRQ1
Manufacturer
Texas Instruments
Introduction
Low-side and high-side current sensing amplifier with integrated shunt resistor
Product Features and Performance
3 MHz gain-bandwidth product
5 V/μs slew rate
100 μV input offset voltage
20 μA input bias current
Operates from 2.7 V to 20 V supply
Product Advantages
Integrated shunt resistor for easy current sensing
Wide supply voltage range
Low input offset voltage and bias current
High-speed operation
Key Technical Parameters
Voltage supply range: 2.7 V to 20 V
Supply current: 1.5 mA
Gain-bandwidth product: 1.3 MHz
Slew rate: 2.5 V/μs
Input offset voltage: 100 μV
Input bias current: 20 μA
Quality and Safety Features
AEC-Q100 qualified for automotive applications
ROHS3 compliant
Compatibility
Surface mount package: SOT-23-5
Compatible with a wide range of electronic systems and applications
Application Areas
Automotive electronics
Industrial control systems
Power management circuits
Motor control applications
Product Lifecycle
This product is actively supported and available
Replacement or upgraded options may be available in the future
Several Key Reasons to Choose This Product
Integrated shunt resistor simplifies current sensing design
Wide supply voltage range for versatile applications
Low input offset and bias current for high-precision measurements
High-speed operation enables fast response in dynamic systems
Automotive-grade qualification for reliable performance in harsh environments
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