LT1991ACDD#PBF - Precision, Configurable Operational Amplifier

The LT1991ACDD#PBF by Linear Technology is a versatile and precision operational amplifier that offers a unique combination of flexibility and performance. Designed for a wide range of applications, this op-amp integrates precision matched resistors which enable the user to configure it into various circuit topologies such as amplifiers, attenuators, and differential amplifiers with minimal external components.

Key Features

• Precision Internal Resistors: The device includes six precision matched resistors with a 0.08% maximum matching error which greatly simplifies various analog circuit designs.
• Configurability: It can be configured into ten standard amplifier configurations by simply strapping pins together. This feature provides exceptional design flexibility and reduces the need for multiple specialized amplifiers.
• Low Offset Voltage: The LT1991ACDD#PBF boasts a low input offset voltage of 35µV maximum, ensuring high accuracy in measurement and control applications.
• Wide Supply Range: It operates with a supply voltage range from 2.7V to 36V or ±2.7V to ±18V, making it suitable for both single and dual supply operations.
• High Output Drive: Capable of driving a 10kΩ load to within 1.8V of the supply rails, this op-amp is ideal for driving high-impedance loads.
• Low Power: With a quiescent current of only 300µA, the LT1991ACDD#PBF is optimized for low-power applications.

Applications

The versatility of the LT1991ACDD#PBF makes it suitable for a diverse range of applications, including:

• Test and Measurement Systems
• Data Acquisition Systems
• Medical Instrumentation
• Industrial Process Controls
• Battery-Powered and Portable Devices

Package and Quality

The LT1991ACDD#PBF is offered in a compact 10-lead DFN package, ensuring a minimal footprint on the PCB. Linear Technology ensures high reliability and performance, making this operational amplifier a solid choice for precision applications where space and power are at a premium.