OPA197 (5)
TIThe OPA197 series is available from TI at Xecor. Designed for precision and high-performance operational amplification, the OPA197 offers exceptional features such as low offset voltage (±25 µV typical), low noise (5.5 nV/√Hz at 1 kHz), and rail-to-rail input/output capabilities. Available in multiple package options including SOIC-8, SOT-5, and VSSOP-8, it is ideal for high-voltage industrial applications, signal conditioning, and sensor amplification. Whether used in automotive systems, telecommunications, or industrial control, this series ensures robust performance, high capacitive load drive capability, and efficiency for demanding applications. Xecor is an authorized distributor for TI. Please view our extensive selection of the OPA197 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| OPA197IDR | Eight-pin Small Outline Integrated Circuit (SOIC) package allows for easy installation and space-saving design | SOIC-8 | 6,626 | |
| OPA197IDBVR | Op Amp Single Precision Amplifier R-R I/O ±18V/36V 5-Pin SOT-23 T/R | SOT23-5 | 6,693 | |
| OPA197IDBVT | Op Amp Single Precision Amplifier R-R I/O ±18V/36V 5-Pin SOT-23 T/R | SOT23-5 | 5,688 | |
| OPA197QDGKRQ1 | Precision op-amp excels at high-speed amplification tasks | VSSOP-8 | 9,477 | |
| OPA197ID | Precision op amp with 36-V capabilities, rail-to-rail I/O, and low offset voltage in an 8-SOIC package | SOIC (D)-8 | 8,298 |
Key Featrues
Low Offset Voltage (±100 µV Maximum): This feature ensures high precision in signal amplification, making the OPA197 ideal for applications requiring accurate measurements, such as sensor interfaces and precision instrumentation. The low offset voltage minimizes errors in signal processing, enhancing overall system accuracy.
Rail-to-Rail Input and Output: The ability to handle input and output signals that span the entire supply voltage range maximizes dynamic range and flexibility in low-voltage applications. This feature is particularly beneficial in battery-powered devices and systems where maximizing signal swing is critical for performance.
High Slew Rate (20 V/µs): The high slew rate enables the OPA197 to respond quickly to rapid changes in input signals, making it suitable for high-speed applications such as data acquisition systems and pulse signal processing. This ensures minimal distortion and improved signal fidelity in fast-changing environments.
Low Noise (5.5 nV/√Hz at 1 kHz): The low noise performance enhances signal clarity, especially in sensitive applications like audio processing, medical instrumentation, and low-level signal amplification. This feature ensures that the amplifier introduces minimal interference, preserving the integrity of the input signal.
High Capacitive Load Drive Capability (1 nF): The OPA197 can drive large capacitive loads without stability issues, making it suitable for applications involving long cables or high-capacitance sensors. This feature reduces the need for additional buffering components, simplifying circuit design and improving reliability.
Rail-to-Rail Input and Output: The ability to handle input and output signals that span the entire supply voltage range maximizes dynamic range and flexibility in low-voltage applications. This feature is particularly beneficial in battery-powered devices and systems where maximizing signal swing is critical for performance.
High Slew Rate (20 V/µs): The high slew rate enables the OPA197 to respond quickly to rapid changes in input signals, making it suitable for high-speed applications such as data acquisition systems and pulse signal processing. This ensures minimal distortion and improved signal fidelity in fast-changing environments.
Low Noise (5.5 nV/√Hz at 1 kHz): The low noise performance enhances signal clarity, especially in sensitive applications like audio processing, medical instrumentation, and low-level signal amplification. This feature ensures that the amplifier introduces minimal interference, preserving the integrity of the input signal.
High Capacitive Load Drive Capability (1 nF): The OPA197 can drive large capacitive loads without stability issues, making it suitable for applications involving long cables or high-capacitance sensors. This feature reduces the need for additional buffering components, simplifying circuit design and improving reliability.
Applications
Precision Industrial Control Systems: The OPAx197 family is ideal for use in precision industrial control systems, such as motor control and automation. Its low offset voltage (±100 µV max) and high common-mode rejection (120 dB min) ensure accurate signal processing, while its rail-to-rail input/output capability allows for seamless integration with high-voltage sensors and actuators in harsh industrial environments.
High-Impedance Sensor Signal Conditioning: The OPAx197 is well-suited for conditioning signals from high-impedance sensors, such as pH probes or piezoelectric sensors. Its low noise (5.5 nV/√Hz at 1 kHz) and low bias current (±5 pA typical) ensure minimal signal degradation, while its high capacitive load drive capability (up to 1 nF) allows for stable operation even with long sensor cables.
Portable Medical Devices: The OPAx197 is an excellent choice for portable medical devices, such as blood glucose monitors or ECG systems. Its low quiescent current (1 mA per amplifier typical) and wide supply range (±2.25 V to ±18 V, +4.5 V to +36 V) enable efficient battery-powered operation, while its rail-to-rail input/output ensures accurate signal acquisition and processing in compact designs.
Automotive Sensor Interfaces: The OPAx197 is ideal for automotive sensor interfaces, such as those used in tire pressure monitoring or engine control systems. Its EMI- and RFI-filtered inputs provide robust performance in noisy automotive environments, while its high slew rate (20 V/µs) and wide bandwidth (10 MHz) ensure fast and accurate signal processing for real-time control applications.
High-Impedance Sensor Signal Conditioning: The OPAx197 is well-suited for conditioning signals from high-impedance sensors, such as pH probes or piezoelectric sensors. Its low noise (5.5 nV/√Hz at 1 kHz) and low bias current (±5 pA typical) ensure minimal signal degradation, while its high capacitive load drive capability (up to 1 nF) allows for stable operation even with long sensor cables.
Portable Medical Devices: The OPAx197 is an excellent choice for portable medical devices, such as blood glucose monitors or ECG systems. Its low quiescent current (1 mA per amplifier typical) and wide supply range (±2.25 V to ±18 V, +4.5 V to +36 V) enable efficient battery-powered operation, while its rail-to-rail input/output ensures accurate signal acquisition and processing in compact designs.
Automotive Sensor Interfaces: The OPAx197 is ideal for automotive sensor interfaces, such as those used in tire pressure monitoring or engine control systems. Its EMI- and RFI-filtered inputs provide robust performance in noisy automotive environments, while its high slew rate (20 V/µs) and wide bandwidth (10 MHz) ensure fast and accurate signal processing for real-time control applications.
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