High-speed op amps (GBW ≥ 50 MHz)

Achieve high performance with our broad portfolio to meet any system need

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Our high-speed operational amplifier (op amp) portfolio offers gain bandwidth product (GBW) ranges from 50MHz to over 8GHz, and features wide-bandwidth, low-noise and high-precision performance (e-trim™) in industry-standard and small packages. We offer specialized products for low-power, high-voltage (>12V), low voltage (3.3V) and high-output-current designs.

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Special function amplifiers (≥ 50 MHz)

Featured high-speed op amps

High-speed op amp solutions for your design

Our portfolio of wide bandwidth amplifiers offers a solution for every need. From 50MHz to over 8GHz, wide bandwidth amplifiers can be used in a multitude of applications, such as reducing series gain stages into one singular amplifier, all while optimizing cost and bill of materials. 

E-book
Engineer's Guide to High-Speed Amplifiers
An expansion on fundamental amplifier topics to include additional knowledge required to use high-speed amplifiers in common applications.
PDF
Analog Design Journal
Designing for low distortion with high-speed op amps
An in-depth analysis of how to calculate and design for low distortion applications with high-speed operational amplifiers, complete with a step by step design guide.
PDF
Reference design
High-speed current shunt monitor reference design
A low-side, bidirectional current shunt monitor using high-speed amplifiers, intended for applications that could benefit from faster fault detection, single shunt motor control, higher switching frequencies, or higher gain.
Featured products for General purpose
TLV365 ACTIVE 50-MHz single-supply operational amplifier with rail-to-rail input and output
OPA838 ACTIVE 1mA, 300MHz gain bandwidth, voltage-feedback operational amplifier
OPA2891 ACTIVE Dual-channel 180MHz 0.95nV√Hz operational amplifier with ultra-low total harmonic distortion (THD)

Current feedback amplifiers offer the abililty to drive high loads at high gain without a loss in effective bandwidth. Voltage feedback amplifiers offer high-precision performance across temperature. With multiple architectures to chose from that optimize output current drive, we offer an amplifier for every use case.

Application note
Voltage Feedback vs. Current Feedback Op Amps
Compare and constrast the many simularities and differences between a voltage feedback and current feedback amplifier to learn how a current feedback amplifier can improve your high gain system.
PDF
Application note
Current Feedback Amplifiers: Review, Stability Analysis, and Applications
An analysis of how to use current feedback amplifiers and ensure their stability for high output current drive.
PDF
Reference design
Bootstrap high-output voltage-extension reference design
This reference design uses three THS3491 high-speed, high-voltage current feedback amplifiers to deliver 50-Vpp output sinusoidal voltage swing at 1 MHz, while maintaining a large signal bandwidth (BW) of 100 MHz at 20-Vpp output.
Featured products for High power output drive
OPA2675 ACTIVE Dual-channel, wideband high-power-output current-feedback amplifier
THS6232 ACTIVE Differential broadband PLC and HPLC line driver with common-mode buffer
OPA2891 ACTIVE Dual-channel 180MHz 0.95nV√Hz operational amplifier with ultra-low total harmonic distortion (THD)

Optical sensing or time of flight systems are expanding technologies that are finding adoption across many industries including light detection and ranging (LIDAR), factory automation, medical & healthcare, and optical networking. Transimpedance amplifiers convert current, typically from the output of a photodetector, into a voltage for digitation by an analog-to-digital converter (ADC) or time-to-digital converter (TDC). TI also offers a number of amplifiers without packaging (bare die) shipped in traditional tape and reel carriers. Explore the resources and links below to find the right amplifier for each application. 

Application note
Transimpedance Considerations for High-Speed Operational Amplifiers
An overview of transimpedance amplifiers and the top specifications to keep in mind when designing a transimpedance application.
PDF
Application note
Compensate Transimpedance Amplifiers Intuitively (Rev. A)
A calculator designed to help you determine the right amplifier for your application needs.
PDF
Reference design
Lidar pulsed time of flight reference design
Lidar systems use the time taken by the light to fly back and forth to an object in an effort to measure the distance to this target. This reference design is an overview of optical front end designs.
Featured products for Optical interfacing
OPA855 ACTIVE 8 GHz Gain Bandwidth Product, Decompensated Transimpedance Amplifier with Bipolar Input
LMH34400 ACTIVE 240-MHz, single-ended, transimpedance amplifier with integrated clamp and ambient light cancellation
LMH32401 ACTIVE Programmable-gain differential-output high-speed transimpedance amplifier

We offer a wide variety of AEC -Q100 qualified high speed amplifiers specifically designed for automotive applications ranging from HEV/EV current sensing to lidar based advanced driver assistance systems (ADAS).  Many devices are also functional safety capable and include documentation for failure in time (FIT) rate and pin failure mode analysis (FMA).

Application brief
Quickly Detecting Overcurrent Faults With Low-Side Current Shunt Measurement Required for SiC or GaN Switches
As automobiles become more electrifed, more advanced systems that require high speed current sensing are being integrated into vehicles.
PDF | HTML
Reference design
High-voltage HEV/EV HVAC eCompressor motor control reference design with MathWorks®
The TIDM-02012 is a high-voltage, 5-kW reference design built for HEV/EV eCompressor applications controlled by a mid-performance C2000™ TMS320F28003x real-time MCU.
Reference design
High-speed current shunt monitor reference design
A low-side, bidirectional current shunt monitor using high-speed amplifiers, intended for applications that could benefit from faster fault detection, single shunt motor control, higher switching frequencies, or higher gain.
Featured products for Automotive
TLV365-Q1 ACTIVE Automotive 50-MHz single-supply operational amplifier with rail-to-rail input and output
THS4541-Q1 ACTIVE Automotive High-Speed Differential I/O Amplifier
OPA855-Q1 ACTIVE Automotive 8-GHz gain bandwidth, decompensated transimpedance amplifier with bipolar input

Optimize your signal chain with amplifiers engineered for a wide range of application-specific requirements like high output power, wide-bandwidth, low-noise, and high precision for demanding test and measurement applications. From high input impedance to fully differential amplifiers, these amplifiers can deliver precision performance for instrumentation, data acquisition systems, and automated test equipment. 

Technical article
Achieving high-DC precision and wide large signal bandwidth with Hi-Z buffers
Learn how to create a composite loop based architecture in this technical article. In addition, you will learn about how our BUF802 buffer offers integrated protection features that increase system reliability.
PDF | HTML
Product overview
Pairing High-Speed JFET Amplifiers With Hi-Z DAQ Systems
Design considerations for high-speed JFET amplifiers in wide-bandwidth data-acquisition (DAQ) systems.
PDF | HTML
Reference design
100MHz, 1A Output current driver reference design for high capacitive load applications
This reference design uses THS3491 current feedback amplifier to demonstrate an output current drive capability of >1A into a low-resistive or high-capacitive load while maintaining a large signal bandwidth of 100MHz at 20VPP.
Featured products for Test & measurement
OPA814 ACTIVE 600-MHz, high-precision unity-gain-stable FET-input operational amplifier
THS4541 ACTIVE High-Speed Differential I/O Amplifier
THS3491 ACTIVE 900-MHz high-power-output current-feedback amplifier

We design high-speed amplifiers that provide low-noise and low-power consumption performance in small packaging without sacrificing bandwidth. Whether you’re working on prevention, diagnosis or treatment applications, our amplifiers and design resources are aimed at getting your projects to market as quickly as possible. 

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Reference design
2.3 nV/√Hz, Differential, Time Gain Control (TGC) DAC Reference Design for Ultrasound
Learn how to buffer the output of a DAC and drive the input to an Ultrasound Analog Front End (AFE) using fully differential amplifiers.
Application note
High Speed ADCs and Amplifiers for Flow Cytometry Applications
Flow cytometry is an advanced technology for characterizing suspensions of single cells or particles. Semiconductor products have been applied for miniaturizing flow cytometry instruments without sacrificing performance.
PDF
Application note
Driving High-Speed ADCs: Circuit Topologies and System-Level Parameters (Rev. A)
An application report discussing the performance-related aspects of passive and active interfaces at the analog input of high-speed pipeline analog-to-digital converters (ADC).
PDF
Featured products for Medical
THS2630 ACTIVE 35-V, 180-MHz high-speed low-noise fully-differential amplifier
OPA2810 ACTIVE Dual channel, high performance, 27 V, 105 MHz, RRIO FET input op amp
THS4541 ACTIVE High-Speed Differential I/O Amplifier

Technical resources

White paper
White paper
An Introduction to Automotive LIDAR (Rev. D)
An introduction to industrial and automotive time-of-flight (ToF) light detection and ranging (LIDAR) solutions to serve next generation autonomous systems
document-pdfAcrobat PDF
Application brief
Application brief
Quickly Detecting Overcurrent Faults With Low-Side Current Shunt Measurement Required for SiC or GaN Switches
Modern SiC and GaN transistors are able to switch significantly faster than IGBTs or Si FETs. Detecting overcurrent spikes quickly can help prevent damage to your system.
document-pdfAcrobat PDF
E-book
E-book
Analog Engineer’s Pocket Reference Guide Fifth Edition (Rev. D)
E-book that puts commonly used analog formulas at your fingertips.
document-pdfAcrobat PDF

Design & development resources

Design Tool
Current sensing circuit design tool
Design current sensing circuits with this graphical tool. Select one of our high-speed amplifiers and input specifications such as shunt resistance or voltage output in order to design the necessary circuit. The tool also generates DC transfer characteristics and transient response graphs.
Design Tool
Fully differential ADC driver circuit design tool
Design fully differential analog-to-digital converter (ADC) circuits with this graphical tool. Choose from our high-speed fully differential amplifiers; describe the input, target gain and load characteristics; and visualize the generated circuit. The tool also provides output noise analysis.
Design Tool
Transimpedance amplifier circuit design tool
Design transimpedance amplifier circuits with this graphical tool. Select an amplifier and input parameters such as photodiode characteristics or target pulse width or bandwidth. The tool generates the frequency and pulse response, graphs the noise spectrum, and charts the signal-to-noise ratio.
OPA2620

100MHz gain bandwidth (GBW) precision CMOS operational amplifier

Approx. price (USD) 1ku | 1.59

OPA620

250MHz, precision rail-to-rail I/O CMOS operational amplifier

Approx. price (USD) 1ku | 0.99

THS3470

60V, 100MHz, 1A output current high-speed power amplifier

Approx. price (USD) 1ku | 15