Manufacturer Part Number
INA381A4IDSGR
Manufacturer
Texas Instruments
Introduction
The INA381A4IDSGR is a current sense amplifier with an integrated comparator by Texas Instruments designed for power management applications.
Product Features and Performance
High-accuracy current sensing solution
Integrated voltage output and open-drain comparator
Zero-drift architecture
Supports high-side and low-side current sensing
Wide input common-mode voltage range
Low quiescent current
Product Advantages
High precision with ±1% accuracy
Versatile use in both high-side and low-side applications
Minimal drift over time and temperature due to zero-drift technology
Extended operating temperature range
Compact 8-WSON (2x2) package suits space-constrained applications
Key Technical Parameters
Sensing Method: High/Low-Side
Accuracy: ±1%
Voltage - Input: 0V ~ 26V
Operating Temperature: -40°C ~ 125°C (TA)
Quality and Safety Features
Built-in protection features for enhanced safety
Robust reliability over a wide temperature range
Compatibility
Compatible with a range of microcontrollers and analog-to-digital converters
Application Areas
Power supply monitoring
Battery chargers
Overcurrent and overtemperature protection circuits
Automotive systems
Industrial automation
Product Lifecycle
Product Status: Active
No indication of discontinuation, ensuring long-term availability
Options for replacements or upgrades available through Texas Instruments
Several Key Reasons to Choose This Product
High precision and accuracy for critical power management tasks
Zero-drift technology ensures stable performance over time
Wide input voltage range provides flexibility across various applications
Extended operating temperature range perfect for industrial and automotive environments
Space-saving package suitable for modern, compact electronic systems
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