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OPA990 ACTIVE Single, 40-V, 1.1-MHz, low-power operational amplifier Pin-to-pin upgrade with improved performance: lower Vos(1.5mV), higher slew rate(4.5V/us) and output current(80mA)

Product details

Number of channels (#) 1 Total supply voltage (Max) (+5V=5, +/-5V=10) 36 Total supply voltage (Min) (+5V=5, +/-5V=10) 4.5 Rail-to-rail In to V+ GBW (Typ) (MHz) 1 Slew rate (Typ) (V/us) 3.5 Vos (offset voltage @ 25 C) (Max) (mV) 3 Iq per channel (Typ) (mA) 0.22 Vn at 1 kHz (Typ) (nV/rtHz) 45 Rating Catalog Operating temperature range (C) -40 to 85 Offset drift (Typ) (uV/C) 15 Features Input bias current (Max) (pA) 100 CMRR (Typ) (dB) 84 Output current (Typ) (mA) 25 Architecture FET
Number of channels (#) 1 Total supply voltage (Max) (+5V=5, +/-5V=10) 36 Total supply voltage (Min) (+5V=5, +/-5V=10) 4.5 Rail-to-rail In to V+ GBW (Typ) (MHz) 1 Slew rate (Typ) (V/us) 3.5 Vos (offset voltage @ 25 C) (Max) (mV) 3 Iq per channel (Typ) (mA) 0.22 Vn at 1 kHz (Typ) (nV/rtHz) 45 Rating Catalog Operating temperature range (C) -40 to 85 Offset drift (Typ) (uV/C) 15 Features Input bias current (Max) (pA) 100 CMRR (Typ) (dB) 84 Output current (Typ) (mA) 25 Architecture FET
SOIC (D) 8 SOT-23 (DBV) 5 5 mm² 2.9 x 1.6
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Technical documentation

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Type Title Date
* Data sheet Low Cost FET-Input Operational Amplifiers datasheet 27 Sep 2000
Technical article What is an op amp? 21 Jan 2020
Technical article How to lay out a PCB for high-performance, low-side current-sensing designs 06 Feb 2018
Technical article Low-side current sensing for high-performance cost-sensitive applications 22 Jan 2018
Technical article Voltage and current sensing in HEV/EV applications 22 Nov 2017
E-book The Signal e-book: A compendium of blog posts on op amp design topics 28 Mar 2017
Application note Compensate Transimpedance Amplifiers Intuitively (Rev. A) 30 Mar 2005

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

DIP-ADAPTER-EVM — DIP adapter evaluation module

Speed up your op amp prototyping and testing with the DIP-Adapter-EVM, which provides a fast, easy and inexpensive way to interface with small, surface-mount ICs. You can connect any supported op amp using the included Samtec terminal strips or wire them directly to existing circuits.

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Evaluation board

DIYAMP-EVM — Universal Do-It-Yourself (DIY) Amplifier Circuit Evaluation Module

The DIYAMP-EVM is a unique evaluation module (EVM) family that provides engineers and do it yourselfers (DIYers) with real-world amplifier circuits, enabling you to quickly evaluate design concepts and verify simulations. It is available in three industry-standard packages (SC70, SOT23, SOIC) and 12 (...)
Simulation model

OPA137 PSpice Model (Rev. A)

SBOC053A.ZIP (40 KB) - PSpice Model
Simulation model

OPA137 TINA-TI Reference Design (Rev. C)

SBOC186C.TSC (137 KB) - TINA-TI Reference Design
Simulation model

OPA137 Family TINA-TI Spice Model (Rev. A)

SBOM265A.ZIP (3 KB) - TINA-TI Spice Model
Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Simulation tool

TINA-TI — SPICE-based analog simulation program

TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
Calculation tool

ANALOG-ENGINEER-CALC — Analog engineer's calculator

The Analog Engineer’s Calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting op-amp gain with feedback (...)
Design tool

CIRCUIT060013 — Inverting amplifier with T-network feedback circuit

This design inverts the input signal, VIN, and applies a signal gain of 1000 V/V or 60 dB. The inverting amplifier with T-feedback network can be used to obtain a high gain without a small value for R4 or very large values for the feedback resistors.
Design tool

CIRCUIT060015 — Adjustable reference voltage circuit

This circuit combines an inverting and non-inverting amplifier to make a reference voltage adjustable from the negative of the input voltage up to the input voltage. Gain can be added to increase the maximum negative reference level.
Package Pins Download
SOIC (D) 8 View options
SOT-23 (DBV) 5 View options

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