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OPA111AM – Precision Difet® Operational Amplifier – Texas Instruments

Experience unmatched signal accuracy with the OPA111AM instrumentation amplifier from Texas Instruments. This precision operational amplifier delivers ultra-low noise and minimal input offset voltage, making it ideal for critical measurement applications. PCX ensures genuine Texas Instruments components with rapid shipping and dedicated technical support.

Key Features

• Ultra-Low Input Bias Current: 0.8 pA for minimal signal distortion
• Precision Performance: 100 µV input offset voltage
• Wide Voltage Range: 10V to 36V dual supply operation
• High Gain Bandwidth: 2 MHz product for stable amplification
• Robust Packaging: TO-99-8 metal can for thermal stability

Technical Specifications

• Manufacturer: Texas Instruments
• Amplifier Type: Standard Precision
• Slew Rate: 2V/µs
• Supply Current: 2.5mA
• Output Current: 10 mA per channel
• Operating Temperature: -25°C to 85°C
• Mounting: Through Hole
• Package: TO-99-8 Metal Can
• Status: Obsolete* (Available while stocks last)

*This product is discontinued by the manufacturer but available at PCX for legacy system support.

Typical Applications

• Medical instrumentation and ECG amplifiers
• High-impedance sensor signal conditioning
• Precision data acquisition systems
• Laboratory test equipment
• Photodiode and transducer interfaces

About Texas Instruments

Texas Instruments stands as a global semiconductor leader with over 90 years of innovation in analog and embedded processing technologies. Their precision components are renowned for rigorous quality standards and engineering excellence, serving aerospace, industrial, and medical sectors worldwide.

TI’s Difet® technology, featured in the OPA111AM, represents cutting-edge design for minimizing leakage currents and temperature drift. This commitment to performance reliability makes TI a trusted partner for mission-critical electronic systems.

About Operational Amplifiers

Operational amplifiers are fundamental building blocks in analog circuitry, amplifying voltage differences between inputs with high gain and stability. Precision op-amps like the OPA111AM are essential for applications demanding accurate signal reproduction and minimal error.

Instrumentation-grade op-amps provide critical functions in measurement systems, including filtering, impedance buffering, and mathematical operations. Their low-noise characteristics ensure signal integrity in sensitive environments where data accuracy is paramount.

Packaging Options

Available in manufacturer Tube packaging for secure handling and assembly. Contact PCX for bulk quantity pricing.

Frequently Asked Questions

Q: Is the OPA111AM suitable for high-precision medical devices?
A: Yes, its ultra-low input bias current (0.8pA) and low offset voltage make it ideal for biomedical instrumentation.

Q: Why is this part marked obsolete?
A: Texas Instruments has discontinued production, but PCX maintains stock for legacy system maintenance and repairs.

Q: What makes Difet® technology special?
A: TI’s proprietary dielectric isolation eliminates junction leakage, achieving exceptional input impedance and thermal stability.

Q: Can I get a datasheet for this component?
A: Yes, access the OPA111AM datasheet on our resources page.

Q: Does PCX offer alternatives if stock depletes?
A: Our technical team can recommend modern equivalents with comparable specifications – contact support for assistance.

Q: Is through-hole mounting still relevant?
A: Absolutely – TO-99 packages provide superior thermal performance in high-reliability industrial applications.

Order Today for Fast Delivery!

Secure your OPA111AM operational amplifiers now – limited obsolete stock available. PCX guarantees authentic Texas Instruments components with same-day shipping and no-hassle returns. [Product images shown are representational]