The INA155E/250G4 is a precision instrumentation amplifier designed and manufactured by Texas Instruments, a leader in semiconductor solutions. This high-accuracy amplifier is ideal for a wide range of applications, including medical devices, industrial process controls, and precision data acquisition systems.
Key Features
- Wide Supply Range: The INA155E/250G4 can operate with a single supply ranging from 2.7V to 5.5V, or dual supplies of ±1.35V to ±2.75V. This flexibility makes it suitable for battery-powered and portable applications.
- High Precision: With a low offset voltage of 250 µV and low noise, this amplifier provides high-precision signal amplification, ensuring accurate readings in sensitive instrumentation.
- Low Quiescent Current: The device features a low quiescent current, which enhances its suitability for battery-operated and power-sensitive applications.
- Robust Output: The INA155E/250G4 can drive capacitive loads up to 10 nF without oscillation, providing a stable output signal across various load conditions.
- Rail-to-Rail Output: The rail-to-rail output stage ensures maximum dynamic range, which is particularly useful when working with low supply voltages.
Applications
- Medical instrumentation such as ECG and EEG monitors
- Industrial process controls
- Precision data acquisition systems
- Portable instrumentation
- Battery-powered devices
Quality and Reliability
Texas Instruments is renowned for its commitment to quality and reliability, and the INA155E/250G4 is no exception. It is designed to meet stringent industry standards, ensuring long-term performance and stability in demanding environments.
Technical Specifications
| Parameter |
Value |
| Supply Voltage (Vcc) |
2.7V to 5.5V |
| Offset Voltage |
250 µV |
| Quiescent Current |
700 µA |
| Output Swing |
Rail-to-Rail |
| Load Capacitance |
10 nF |
For detailed specifications, application notes, and additional resources, engineers and product designers are encouraged to visit the official Texas Instruments website or contact their local sales representative.