OPA191
This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.
Low-Power, Precision, 36-V, e-trim CMOS Amplifier

 

Models (3)

Title Category Type Date
OPA191 TINA-TI Spice Model (Rev. B) TINA-TI Spice Model ZIP 27 Feb 2019
OPA191 TINA-TI Reference Design (Rev. B) TINA-TI Reference Design TSC 27 Feb 2019
OPA191 PSpice Model (Rev. A) PSpice Model ZIP 27 Feb 2019

Design kits & evaluation modules (3)

Name Part# Type
DIP Adapter Evaluation Module DIP-ADAPTER-EVM Evaluation Modules & Boards
Universal Do-It-Yourself (DIY) Amplifier Circuit Evaluation Module DIYAMP-EVM Evaluation Modules & Boards
Universal Operational Amplifier Evaluation Module OPAMPEVM Evaluation Modules & Boards

Reference designs

Low Power, Low Noise 24b Analog Front-End Reference Design for DAQ and Wireless Sensor IoT Systems

The need for lower power, lower noise analog front-ends (AFE) is becoming increasingly important in many applications today, such as data acquisition systems (DAQs), field instrumentation, Internet-of-Things (IoT), and automatic test equipment. In many cases, this need is highlighted by the advent (...)

View the Important Notice for reference designs covering authorized use, intellectual property matters and disclaimers.

Software (2)

Development tools (13)

Name Part# Type
Analog engineer's calculator ANALOG-ENGINEER-CALC Calculation Tools
Noise Calculator, Generator and Examples OPAMP-NOISECALC Calculation Tools
Bridge amplifier circuit CIRCUIT060006 Circuit Design & Simulation
Full-wave rectifier circuit CIRCUIT060008 Circuit Design & Simulation
Half-wave rectifier circuit CIRCUIT060009 Circuit Design & Simulation
High-side current sensing with discrete difference amplifier circuit CIRCUIT060005 Circuit Design & Simulation
Low-noise and long-range PIR sensor conditioner circuit CIRCUIT060004 Circuit Design & Simulation
Low-side, bidirectional current-sensing circuit CIRCUIT060007 Circuit Design & Simulation
PWM generator circuit CIRCUIT060010 Circuit Design & Simulation
SPICE-based analog simulation program TINA-TI Circuit Design & Simulation
Single-supply, low-side, unidirectional current-sensing circuit CIRCUIT060001 Circuit Design & Simulation
Temperature sensing with NTC thermistor circuit CIRCUIT060002 Circuit Design & Simulation
Temperature sensing with PTC thermistor circuit CIRCUIT060003 Circuit Design & Simulation